Copy most of tests/run-coverage into tests/coverage-map/status-quo

The output of these tests is too complicated to comfortably verify by hand, but
we can still use them to observe changes to the underlying mappings produced by
codegen/LLVM.

If these tests fail due to non-coverage changes (e.g. in HIR-to-MIR lowering or
MIR optimizations), it should usually be OK to just `--bless` them, as long as
the `run-coverage` test suite still works.
This commit is contained in:
Zalathar 2023-08-14 21:29:41 +10:00
parent 004db4728b
commit 3141177995
81 changed files with 5527 additions and 0 deletions

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The tests in `./status-quo` were copied from `tests/run-coverage` in order to
capture the current behavior of the instrumentor on non-trivial programs.
The actual mappings have not been closely inspected.
## Maintenance note
These tests can be sensitive to small changes in MIR spans or MIR control flow,
especially in HIR-to-MIR lowering or MIR optimizations.
If you haven't touched the coverage code directly, and the `run-coverage` test
suite still works, then it should usually be OK to just `--bless` these
coverage mapping tests as necessary, without worrying too much about the exact
changes.

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Function name: abort::main
Raw bytes (105): 0x[01, 01, 12, 01, 47, 05, 09, 03, 0d, 42, 11, 03, 0d, 11, 3e, 42, 11, 03, 0d, 3b, 15, 11, 3e, 42, 11, 03, 0d, 15, 36, 3b, 15, 11, 3e, 42, 11, 03, 0d, 05, 09, 0d, 01, 0d, 01, 01, 1b, 03, 02, 0b, 00, 18, 42, 01, 0c, 00, 19, 11, 00, 1a, 02, 0a, 3e, 02, 0a, 00, 0b, 3b, 02, 0c, 00, 19, 15, 00, 1a, 00, 31, 36, 00, 31, 00, 32, 33, 04, 0c, 00, 19, 05, 00, 1a, 00, 31, 09, 00, 31, 00, 32, 47, 01, 09, 00, 17, 0d, 02, 05, 01, 02]
Number of files: 1
- file 0 => global file 1
Number of expressions: 18
- expression 0 operands: lhs = Counter(0), rhs = Expression(17, Add)
- expression 1 operands: lhs = Counter(1), rhs = Counter(2)
- expression 2 operands: lhs = Expression(0, Add), rhs = Counter(3)
- expression 3 operands: lhs = Expression(16, Sub), rhs = Counter(4)
- expression 4 operands: lhs = Expression(0, Add), rhs = Counter(3)
- expression 5 operands: lhs = Counter(4), rhs = Expression(15, Sub)
- expression 6 operands: lhs = Expression(16, Sub), rhs = Counter(4)
- expression 7 operands: lhs = Expression(0, Add), rhs = Counter(3)
- expression 8 operands: lhs = Expression(14, Add), rhs = Counter(5)
- expression 9 operands: lhs = Counter(4), rhs = Expression(15, Sub)
- expression 10 operands: lhs = Expression(16, Sub), rhs = Counter(4)
- expression 11 operands: lhs = Expression(0, Add), rhs = Counter(3)
- expression 12 operands: lhs = Counter(5), rhs = Expression(13, Sub)
- expression 13 operands: lhs = Expression(14, Add), rhs = Counter(5)
- expression 14 operands: lhs = Counter(4), rhs = Expression(15, Sub)
- expression 15 operands: lhs = Expression(16, Sub), rhs = Counter(4)
- expression 16 operands: lhs = Expression(0, Add), rhs = Counter(3)
- expression 17 operands: lhs = Counter(1), rhs = Counter(2)
Number of file 0 mappings: 13
- Code(Counter(0)) at (prev + 13, 1) to (start + 1, 27)
- Code(Expression(0, Add)) at (prev + 2, 11) to (start + 0, 24)
= (c0 + (c1 + c2))
- Code(Expression(16, Sub)) at (prev + 1, 12) to (start + 0, 25)
= ((c0 + (c1 + c2)) - c3)
- Code(Counter(4)) at (prev + 0, 26) to (start + 2, 10)
- Code(Expression(15, Sub)) at (prev + 2, 10) to (start + 0, 11)
= (((c0 + (c1 + c2)) - c3) - c4)
- Code(Expression(14, Add)) at (prev + 2, 12) to (start + 0, 25)
= (c4 + (((c0 + (c1 + c2)) - c3) - c4))
- Code(Counter(5)) at (prev + 0, 26) to (start + 0, 49)
- Code(Expression(13, Sub)) at (prev + 0, 49) to (start + 0, 50)
= ((c4 + (((c0 + (c1 + c2)) - c3) - c4)) - c5)
- Code(Expression(12, Add)) at (prev + 4, 12) to (start + 0, 25)
= (c5 + ((c4 + (((c0 + (c1 + c2)) - c3) - c4)) - c5))
- Code(Counter(1)) at (prev + 0, 26) to (start + 0, 49)
- Code(Counter(2)) at (prev + 0, 49) to (start + 0, 50)
- Code(Expression(17, Add)) at (prev + 1, 9) to (start + 0, 23)
= (c1 + c2)
- Code(Counter(3)) at (prev + 2, 5) to (start + 1, 2)
Function name: abort::might_abort
Raw bytes (21): 0x[01, 01, 01, 01, 05, 03, 01, 04, 01, 01, 14, 05, 02, 09, 01, 24, 02, 02, 0c, 03, 02]
Number of files: 1
- file 0 => global file 1
Number of expressions: 1
- expression 0 operands: lhs = Counter(0), rhs = Counter(1)
Number of file 0 mappings: 3
- Code(Counter(0)) at (prev + 4, 1) to (start + 1, 20)
- Code(Counter(1)) at (prev + 2, 9) to (start + 1, 36)
- Code(Expression(0, Sub)) at (prev + 2, 12) to (start + 3, 2)
= (c0 - c1)

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#![feature(c_unwind)]
#![allow(unused_assignments)]
extern "C" fn might_abort(should_abort: bool) {
if should_abort {
println!("aborting...");
panic!("panics and aborts");
} else {
println!("Don't Panic");
}
}
fn main() -> Result<(), u8> {
let mut countdown = 10;
while countdown > 0 {
if countdown < 5 {
might_abort(false);
}
// See discussion (below the `Notes` section) on coverage results for the closing brace.
if countdown < 5 { might_abort(false); } // Counts for different regions on one line.
// For the following example, the closing brace is the last character on the line.
// This shows the character after the closing brace is highlighted, even if that next
// character is a newline.
if countdown < 5 { might_abort(false); }
countdown -= 1;
}
Ok(())
}
// Notes:
// 1. Compare this program and its coverage results to those of the similar tests
// `panic_unwind.rs` and `try_error_result.rs`.
// 2. This test confirms the coverage generated when a program includes `UnwindAction::Terminate`.
// 3. The test does not invoke the abort. By executing to a successful completion, the coverage
// results show where the program did and did not execute.
// 4. If the program actually aborted, the coverage counters would not be saved (which "works as
// intended"). Coverage results would show no executed coverage regions.
// 6. If `should_abort` is `true` and the program aborts, the program exits with a `132` status
// (on Linux at least).
/*
Expect the following coverage results:
```text
16| 11| while countdown > 0 {
17| 10| if countdown < 5 {
18| 4| might_abort(false);
19| 6| }
```
This is actually correct.
The condition `countdown < 5` executed 10 times (10 loop iterations).
It evaluated to `true` 4 times, and executed the `might_abort()` call.
It skipped the body of the `might_abort()` call 6 times. If an `if` does not include an explicit
`else`, the coverage implementation injects a counter, at the character immediately after the `if`s
closing brace, to count the "implicit" `else`. This is the only way to capture the coverage of the
non-true condition.
As another example of why this is important, say the condition was `countdown < 50`, which is always
`true`. In that case, we wouldn't have a test for what happens if `might_abort()` is not called.
The closing brace would have a count of `0`, highlighting the missed coverage.
*/

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Function name: assert::main
Raw bytes (65): 0x[01, 01, 08, 01, 1b, 05, 1f, 09, 0d, 03, 11, 16, 05, 03, 11, 05, 1f, 09, 0d, 09, 01, 09, 01, 01, 1b, 03, 02, 0b, 00, 18, 16, 01, 0c, 00, 1a, 05, 00, 1b, 02, 0a, 12, 02, 13, 00, 20, 09, 00, 21, 02, 0a, 0d, 02, 0a, 00, 0b, 1b, 01, 09, 00, 17, 11, 02, 05, 01, 02]
Number of files: 1
- file 0 => global file 1
Number of expressions: 8
- expression 0 operands: lhs = Counter(0), rhs = Expression(6, Add)
- expression 1 operands: lhs = Counter(1), rhs = Expression(7, Add)
- expression 2 operands: lhs = Counter(2), rhs = Counter(3)
- expression 3 operands: lhs = Expression(0, Add), rhs = Counter(4)
- expression 4 operands: lhs = Expression(5, Sub), rhs = Counter(1)
- expression 5 operands: lhs = Expression(0, Add), rhs = Counter(4)
- expression 6 operands: lhs = Counter(1), rhs = Expression(7, Add)
- expression 7 operands: lhs = Counter(2), rhs = Counter(3)
Number of file 0 mappings: 9
- Code(Counter(0)) at (prev + 9, 1) to (start + 1, 27)
- Code(Expression(0, Add)) at (prev + 2, 11) to (start + 0, 24)
= (c0 + (c1 + (c2 + c3)))
- Code(Expression(5, Sub)) at (prev + 1, 12) to (start + 0, 26)
= ((c0 + (c1 + (c2 + c3))) - c4)
- Code(Counter(1)) at (prev + 0, 27) to (start + 2, 10)
- Code(Expression(4, Sub)) at (prev + 2, 19) to (start + 0, 32)
= (((c0 + (c1 + (c2 + c3))) - c4) - c1)
- Code(Counter(2)) at (prev + 0, 33) to (start + 2, 10)
- Code(Counter(3)) at (prev + 2, 10) to (start + 0, 11)
- Code(Expression(6, Add)) at (prev + 1, 9) to (start + 0, 23)
= (c1 + (c2 + c3))
- Code(Counter(4)) at (prev + 2, 5) to (start + 1, 2)
Function name: assert::might_fail_assert
Raw bytes (21): 0x[01, 01, 01, 01, 05, 03, 01, 04, 01, 02, 0f, 02, 02, 25, 00, 3d, 05, 01, 01, 00, 02]
Number of files: 1
- file 0 => global file 1
Number of expressions: 1
- expression 0 operands: lhs = Counter(0), rhs = Counter(1)
Number of file 0 mappings: 3
- Code(Counter(0)) at (prev + 4, 1) to (start + 2, 15)
- Code(Expression(0, Sub)) at (prev + 2, 37) to (start + 0, 61)
= (c0 - c1)
- Code(Counter(1)) at (prev + 1, 1) to (start + 0, 2)

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#![allow(unused_assignments)]
// failure-status: 101
fn might_fail_assert(one_plus_one: u32) {
println!("does 1 + 1 = {}?", one_plus_one);
assert_eq!(1 + 1, one_plus_one, "the argument was wrong");
}
fn main() -> Result<(), u8> {
let mut countdown = 10;
while countdown > 0 {
if countdown == 1 {
might_fail_assert(3);
} else if countdown < 5 {
might_fail_assert(2);
}
countdown -= 1;
}
Ok(())
}
// Notes:
// 1. Compare this program and its coverage results to those of the very similar test
// `panic_unwind.rs`, and similar tests `abort.rs` and `try_error_result.rs`.
// 2. This test confirms the coverage generated when a program passes or fails an `assert!()` or
// related `assert_*!()` macro.
// 3. Notably, the `assert` macros *do not* generate `TerminatorKind::Assert`. The macros produce
// conditional expressions, `TerminatorKind::SwitchInt` branches, and a possible call to
// `begin_panic_fmt()` (that begins a panic unwind, if the assertion test fails).
// 4. `TerminatoKind::Assert` is, however, also present in the MIR generated for this test
// (and in many other coverage tests). The `Assert` terminator is typically generated by the
// Rust compiler to check for runtime failures, such as numeric overflows.

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Function name: async::c
Raw bytes (9): 0x[01, 01, 00, 01, 01, 05, 01, 00, 19]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 1
- Code(Counter(0)) at (prev + 5, 1) to (start + 0, 25)
Function name: async::c::{closure#0}
Raw bytes (28): 0x[01, 01, 02, 01, 05, 05, 02, 04, 01, 05, 19, 01, 0e, 05, 02, 09, 00, 0a, 02, 02, 09, 00, 0a, 07, 02, 01, 00, 02]
Number of files: 1
- file 0 => global file 1
Number of expressions: 2
- expression 0 operands: lhs = Counter(0), rhs = Counter(1)
- expression 1 operands: lhs = Counter(1), rhs = Expression(0, Sub)
Number of file 0 mappings: 4
- Code(Counter(0)) at (prev + 5, 25) to (start + 1, 14)
- Code(Counter(1)) at (prev + 2, 9) to (start + 0, 10)
- Code(Expression(0, Sub)) at (prev + 2, 9) to (start + 0, 10)
= (c0 - c1)
- Code(Expression(1, Add)) at (prev + 2, 1) to (start + 0, 2)
= (c1 + (c0 - c1))
Function name: async::d
Raw bytes (9): 0x[01, 01, 00, 01, 01, 0d, 01, 00, 14]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 1
- Code(Counter(0)) at (prev + 13, 1) to (start + 0, 20)
Function name: async::d::{closure#0}
Raw bytes (9): 0x[01, 01, 00, 01, 01, 0d, 14, 00, 19]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 1
- Code(Counter(0)) at (prev + 13, 20) to (start + 0, 25)
Function name: async::e (unused)
Raw bytes (9): 0x[01, 01, 00, 01, 01, 0f, 01, 00, 14]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 1
- Code(Counter(0)) at (prev + 15, 1) to (start + 0, 20)
Function name: async::e::{closure#0} (unused)
Raw bytes (9): 0x[01, 01, 00, 01, 01, 0f, 14, 00, 19]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 1
- Code(Counter(0)) at (prev + 15, 20) to (start + 0, 25)
Function name: async::executor::block_on::<core::pin::Pin<&mut async::i::{closure#0}>>
Raw bytes (44): 0x[01, 01, 05, 0b, 05, 01, 05, 01, 05, 02, 00, 02, 00, 06, 01, 6e, 05, 0a, 36, 02, 0d, 20, 00, 23, 0b, 00, 27, 00, 49, 0f, 01, 17, 00, 1a, 05, 01, 0e, 00, 0f, 13, 02, 05, 00, 06]
Number of files: 1
- file 0 => global file 1
Number of expressions: 5
- expression 0 operands: lhs = Expression(2, Add), rhs = Counter(1)
- expression 1 operands: lhs = Counter(0), rhs = Counter(1)
- expression 2 operands: lhs = Counter(0), rhs = Counter(1)
- expression 3 operands: lhs = Expression(0, Sub), rhs = Zero
- expression 4 operands: lhs = Expression(0, Sub), rhs = Zero
Number of file 0 mappings: 6
- Code(Counter(0)) at (prev + 110, 5) to (start + 10, 54)
- Code(Expression(0, Sub)) at (prev + 13, 32) to (start + 0, 35)
= ((c0 + c1) - c1)
- Code(Expression(2, Add)) at (prev + 0, 39) to (start + 0, 73)
= (c0 + c1)
- Code(Expression(3, Add)) at (prev + 1, 23) to (start + 0, 26)
= (((c0 + c1) - c1) + Zero)
- Code(Counter(1)) at (prev + 1, 14) to (start + 0, 15)
- Code(Expression(4, Add)) at (prev + 2, 5) to (start + 0, 6)
= (((c0 + c1) - c1) + Zero)
Function name: async::executor::block_on::VTABLE::{closure#0}
Raw bytes (9): 0x[01, 01, 00, 01, 01, 72, 11, 00, 33]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 1
- Code(Counter(0)) at (prev + 114, 17) to (start + 0, 51)
Function name: async::executor::block_on::VTABLE::{closure#1}
Raw bytes (9): 0x[01, 01, 00, 01, 01, 73, 11, 00, 33]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 1
- Code(Counter(0)) at (prev + 115, 17) to (start + 0, 51)
Function name: async::executor::block_on::VTABLE::{closure#2}
Raw bytes (9): 0x[01, 01, 00, 01, 01, 74, 11, 00, 33]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 1
- Code(Counter(0)) at (prev + 116, 17) to (start + 0, 51)
Function name: async::executor::block_on::VTABLE::{closure#3}
Raw bytes (9): 0x[01, 01, 00, 01, 01, 75, 11, 00, 13]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 1
- Code(Counter(0)) at (prev + 117, 17) to (start + 0, 19)
Function name: async::f
Raw bytes (9): 0x[01, 01, 00, 01, 01, 11, 01, 00, 14]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 1
- Code(Counter(0)) at (prev + 17, 1) to (start + 0, 20)
Function name: async::f::{closure#0}
Raw bytes (9): 0x[01, 01, 00, 01, 01, 11, 14, 00, 19]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 1
- Code(Counter(0)) at (prev + 17, 20) to (start + 0, 25)
Function name: async::foo (unused)
Raw bytes (9): 0x[01, 01, 00, 01, 01, 13, 01, 00, 1e]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 1
- Code(Counter(0)) at (prev + 19, 1) to (start + 0, 30)
Function name: async::foo::{closure#0} (unused)
Raw bytes (9): 0x[01, 01, 00, 01, 01, 13, 1e, 00, 2d]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 1
- Code(Counter(0)) at (prev + 19, 30) to (start + 0, 45)
Function name: async::g
Raw bytes (9): 0x[01, 01, 00, 01, 01, 15, 01, 00, 17]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 1
- Code(Counter(0)) at (prev + 21, 1) to (start + 0, 23)
Function name: async::g::{closure#0} (unused)
Raw bytes (69): 0x[01, 01, 00, 0d, 00, 15, 17, 01, 0c, 00, 02, 09, 00, 0a, 01, 00, 0e, 00, 11, 00, 00, 12, 00, 17, 00, 00, 1b, 00, 1c, 00, 00, 20, 00, 22, 00, 01, 09, 00, 0a, 00, 00, 0e, 00, 11, 00, 00, 12, 00, 17, 00, 00, 1b, 00, 1c, 00, 00, 20, 00, 22, 00, 01, 0e, 00, 10, 00, 02, 01, 00, 02]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 13
- Code(Zero) at (prev + 21, 23) to (start + 1, 12)
- Code(Zero) at (prev + 2, 9) to (start + 0, 10)
- Code(Counter(0)) at (prev + 0, 14) to (start + 0, 17)
- Code(Zero) at (prev + 0, 18) to (start + 0, 23)
- Code(Zero) at (prev + 0, 27) to (start + 0, 28)
- Code(Zero) at (prev + 0, 32) to (start + 0, 34)
- Code(Zero) at (prev + 1, 9) to (start + 0, 10)
- Code(Zero) at (prev + 0, 14) to (start + 0, 17)
- Code(Zero) at (prev + 0, 18) to (start + 0, 23)
- Code(Zero) at (prev + 0, 27) to (start + 0, 28)
- Code(Zero) at (prev + 0, 32) to (start + 0, 34)
- Code(Zero) at (prev + 1, 14) to (start + 0, 16)
- Code(Zero) at (prev + 2, 1) to (start + 0, 2)
Function name: async::h
Raw bytes (9): 0x[01, 01, 00, 01, 01, 1d, 01, 00, 16]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 1
- Code(Counter(0)) at (prev + 29, 1) to (start + 0, 22)
Function name: async::h::{closure#0} (unused)
Raw bytes (44): 0x[01, 01, 00, 08, 00, 1d, 16, 03, 0c, 00, 04, 09, 00, 0a, 01, 00, 0e, 00, 13, 00, 00, 14, 00, 19, 00, 00, 1a, 00, 1b, 00, 00, 20, 00, 22, 00, 01, 0e, 00, 10, 00, 02, 01, 00, 02]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 8
- Code(Zero) at (prev + 29, 22) to (start + 3, 12)
- Code(Zero) at (prev + 4, 9) to (start + 0, 10)
- Code(Counter(0)) at (prev + 0, 14) to (start + 0, 19)
- Code(Zero) at (prev + 0, 20) to (start + 0, 25)
- Code(Zero) at (prev + 0, 26) to (start + 0, 27)
- Code(Zero) at (prev + 0, 32) to (start + 0, 34)
- Code(Zero) at (prev + 1, 14) to (start + 0, 16)
- Code(Zero) at (prev + 2, 1) to (start + 0, 2)
Function name: async::i
Raw bytes (9): 0x[01, 01, 00, 01, 01, 26, 01, 00, 13]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 1
- Code(Counter(0)) at (prev + 38, 1) to (start + 0, 19)
Function name: async::i::{closure#0}
Raw bytes (84): 0x[01, 01, 05, 01, 00, 0d, 00, 1d, 00, 19, 13, 1d, 21, 0e, 01, 26, 13, 04, 0c, 0d, 05, 09, 00, 0a, 03, 00, 0e, 00, 12, 05, 00, 13, 00, 18, 09, 00, 1c, 00, 21, 07, 00, 27, 00, 2a, 15, 00, 2b, 00, 30, 1d, 01, 09, 00, 0a, 11, 00, 0e, 00, 11, 25, 00, 12, 00, 17, 29, 00, 1b, 00, 20, 0b, 00, 24, 00, 26, 21, 01, 0e, 00, 10, 0f, 02, 01, 00, 02]
Number of files: 1
- file 0 => global file 1
Number of expressions: 5
- expression 0 operands: lhs = Counter(0), rhs = Zero
- expression 1 operands: lhs = Counter(3), rhs = Zero
- expression 2 operands: lhs = Counter(7), rhs = Zero
- expression 3 operands: lhs = Counter(6), rhs = Expression(4, Add)
- expression 4 operands: lhs = Counter(7), rhs = Counter(8)
Number of file 0 mappings: 14
- Code(Counter(0)) at (prev + 38, 19) to (start + 4, 12)
- Code(Counter(3)) at (prev + 5, 9) to (start + 0, 10)
- Code(Expression(0, Add)) at (prev + 0, 14) to (start + 0, 18)
= (c0 + Zero)
- Code(Counter(1)) at (prev + 0, 19) to (start + 0, 24)
- Code(Counter(2)) at (prev + 0, 28) to (start + 0, 33)
- Code(Expression(1, Add)) at (prev + 0, 39) to (start + 0, 42)
= (c3 + Zero)
- Code(Counter(5)) at (prev + 0, 43) to (start + 0, 48)
- Code(Counter(7)) at (prev + 1, 9) to (start + 0, 10)
- Code(Counter(4)) at (prev + 0, 14) to (start + 0, 17)
- Code(Counter(9)) at (prev + 0, 18) to (start + 0, 23)
- Code(Counter(10)) at (prev + 0, 27) to (start + 0, 32)
- Code(Expression(2, Add)) at (prev + 0, 36) to (start + 0, 38)
= (c7 + Zero)
- Code(Counter(8)) at (prev + 1, 14) to (start + 0, 16)
- Code(Expression(3, Add)) at (prev + 2, 1) to (start + 0, 2)
= (c6 + (c7 + c8))
Function name: async::j
Raw bytes (59): 0x[01, 01, 05, 01, 00, 05, 00, 09, 00, 05, 13, 09, 0d, 09, 01, 31, 01, 13, 0c, 05, 14, 09, 00, 0a, 03, 00, 0e, 00, 1b, 07, 00, 1f, 00, 27, 09, 01, 09, 00, 0a, 11, 00, 0e, 00, 1a, 0b, 00, 1e, 00, 20, 0d, 01, 0e, 00, 10, 0f, 02, 01, 00, 02]
Number of files: 1
- file 0 => global file 1
Number of expressions: 5
- expression 0 operands: lhs = Counter(0), rhs = Zero
- expression 1 operands: lhs = Counter(1), rhs = Zero
- expression 2 operands: lhs = Counter(2), rhs = Zero
- expression 3 operands: lhs = Counter(1), rhs = Expression(4, Add)
- expression 4 operands: lhs = Counter(2), rhs = Counter(3)
Number of file 0 mappings: 9
- Code(Counter(0)) at (prev + 49, 1) to (start + 19, 12)
- Code(Counter(1)) at (prev + 20, 9) to (start + 0, 10)
- Code(Expression(0, Add)) at (prev + 0, 14) to (start + 0, 27)
= (c0 + Zero)
- Code(Expression(1, Add)) at (prev + 0, 31) to (start + 0, 39)
= (c1 + Zero)
- Code(Counter(2)) at (prev + 1, 9) to (start + 0, 10)
- Code(Counter(4)) at (prev + 0, 14) to (start + 0, 26)
- Code(Expression(2, Add)) at (prev + 0, 30) to (start + 0, 32)
= (c2 + Zero)
- Code(Counter(3)) at (prev + 1, 14) to (start + 0, 16)
- Code(Expression(3, Add)) at (prev + 2, 1) to (start + 0, 2)
= (c1 + (c2 + c3))
Function name: async::j::c
Raw bytes (28): 0x[01, 01, 02, 01, 05, 05, 02, 04, 01, 33, 05, 01, 12, 05, 02, 0d, 00, 0e, 02, 0a, 0d, 00, 0e, 07, 02, 05, 00, 06]
Number of files: 1
- file 0 => global file 1
Number of expressions: 2
- expression 0 operands: lhs = Counter(0), rhs = Counter(1)
- expression 1 operands: lhs = Counter(1), rhs = Expression(0, Sub)
Number of file 0 mappings: 4
- Code(Counter(0)) at (prev + 51, 5) to (start + 1, 18)
- Code(Counter(1)) at (prev + 2, 13) to (start + 0, 14)
- Code(Expression(0, Sub)) at (prev + 10, 13) to (start + 0, 14)
= (c0 - c1)
- Code(Expression(1, Add)) at (prev + 2, 5) to (start + 0, 6)
= (c1 + (c0 - c1))
Function name: async::j::d
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Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 1
- Code(Counter(0)) at (prev + 66, 5) to (start + 0, 23)
Function name: async::j::f
Raw bytes (9): 0x[01, 01, 00, 01, 01, 43, 05, 00, 17]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 1
- Code(Counter(0)) at (prev + 67, 5) to (start + 0, 23)
Function name: async::k (unused)
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Number of files: 1
- file 0 => global file 1
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Number of file 0 mappings: 5
- Code(Counter(0)) at (prev + 75, 1) to (start + 1, 12)
- Code(Zero) at (prev + 2, 14) to (start + 0, 16)
- Code(Zero) at (prev + 1, 14) to (start + 0, 16)
- Code(Zero) at (prev + 1, 14) to (start + 0, 16)
- Code(Zero) at (prev + 2, 1) to (start + 0, 2)
Function name: async::l
Raw bytes (37): 0x[01, 01, 04, 01, 07, 09, 05, 09, 0f, 05, 02, 05, 01, 53, 01, 01, 0c, 02, 02, 0e, 00, 10, 05, 01, 0e, 00, 10, 09, 01, 0e, 00, 10, 0b, 02, 01, 00, 02]
Number of files: 1
- file 0 => global file 1
Number of expressions: 4
- expression 0 operands: lhs = Counter(0), rhs = Expression(1, Add)
- expression 1 operands: lhs = Counter(2), rhs = Counter(1)
- expression 2 operands: lhs = Counter(2), rhs = Expression(3, Add)
- expression 3 operands: lhs = Counter(1), rhs = Expression(0, Sub)
Number of file 0 mappings: 5
- Code(Counter(0)) at (prev + 83, 1) to (start + 1, 12)
- Code(Expression(0, Sub)) at (prev + 2, 14) to (start + 0, 16)
= (c0 - (c2 + c1))
- Code(Counter(1)) at (prev + 1, 14) to (start + 0, 16)
- Code(Counter(2)) at (prev + 1, 14) to (start + 0, 16)
- Code(Expression(2, Add)) at (prev + 2, 1) to (start + 0, 2)
= (c2 + (c1 + (c0 - (c2 + c1))))
Function name: async::m
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Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 1
- Code(Counter(0)) at (prev + 91, 1) to (start + 0, 25)
Function name: async::m::{closure#0} (unused)
Raw bytes (9): 0x[01, 01, 00, 01, 01, 5b, 19, 00, 22]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 1
- Code(Counter(0)) at (prev + 91, 25) to (start + 0, 34)
Function name: async::main
Raw bytes (9): 0x[01, 01, 00, 01, 01, 5d, 01, 08, 02]
Number of files: 1
- file 0 => global file 1
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- Code(Counter(0)) at (prev + 93, 1) to (start + 8, 2)

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#![allow(unused_assignments, dead_code)]
// compile-flags: --edition=2018 -C opt-level=1
async fn c(x: u8) -> u8 {
if x == 8 {
1
} else {
0
}
}
async fn d() -> u8 { 1 }
async fn e() -> u8 { 1 } // unused function; executor does not block on `g()`
async fn f() -> u8 { 1 }
async fn foo() -> [bool; 10] { [false; 10] } // unused function; executor does not block on `h()`
pub async fn g(x: u8) {
match x {
y if e().await == y => (),
y if f().await == y => (),
_ => (),
}
}
async fn h(x: usize) { // The function signature is counted when called, but the body is not
// executed (not awaited) so the open brace has a `0` count (at least when
// displayed with `llvm-cov show` in color-mode).
match x {
y if foo().await[y] => (),
_ => (),
}
}
async fn i(x: u8) { // line coverage is 1, but there are 2 regions:
// (a) the function signature, counted when the function is called; and
// (b) the open brace for the function body, counted once when the body is
// executed asynchronously.
match x {
y if c(x).await == y + 1 => { d().await; }
y if f().await == y + 1 => (),
_ => (),
}
}
fn j(x: u8) {
// non-async versions of `c()`, `d()`, and `f()` to make it similar to async `i()`.
fn c(x: u8) -> u8 {
if x == 8 {
1 // This line appears covered, but the 1-character expression span covering the `1`
// is not executed. (`llvm-cov show` displays a `^0` below the `1` ). This is because
// `fn j()` executes the open brace for the function body, followed by the function's
// first executable statement, `match x`. Inner function declarations are not
// "visible" to the MIR for `j()`, so the code region counts all lines between the
// open brace and the first statement as executed, which is, in a sense, true.
// `llvm-cov show` overcomes this kind of situation by showing the actual counts
// of the enclosed coverages, (that is, the `1` expression was not executed, and
// accurately displays a `0`).
} else {
0
}
}
fn d() -> u8 { 1 } // inner function is defined in-line, but the function is not executed
fn f() -> u8 { 1 }
match x {
y if c(x) == y + 1 => { d(); }
y if f() == y + 1 => (),
_ => (),
}
}
fn k(x: u8) { // unused function
match x {
1 => (),
2 => (),
_ => (),
}
}
fn l(x: u8) {
match x {
1 => (),
2 => (),
_ => (),
}
}
async fn m(x: u8) -> u8 { x - 1 }
fn main() {
let _ = g(10);
let _ = h(9);
let mut future = Box::pin(i(8));
j(7);
l(6);
let _ = m(5);
executor::block_on(future.as_mut());
}
mod executor {
use core::{
future::Future,
pin::Pin,
task::{Context, Poll, RawWaker, RawWakerVTable, Waker},
};
pub fn block_on<F: Future>(mut future: F) -> F::Output {
let mut future = unsafe { Pin::new_unchecked(&mut future) };
use std::hint::unreachable_unchecked;
static VTABLE: RawWakerVTable = RawWakerVTable::new(
|_| unsafe { unreachable_unchecked() }, // clone
|_| unsafe { unreachable_unchecked() }, // wake
|_| unsafe { unreachable_unchecked() }, // wake_by_ref
|_| (),
);
let waker = unsafe { Waker::from_raw(RawWaker::new(core::ptr::null(), &VTABLE)) };
let mut context = Context::from_waker(&waker);
loop {
if let Poll::Ready(val) = future.as_mut().poll(&mut context) {
break val;
}
}
}
}

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@ -0,0 +1,136 @@
Function name: async2::async_func
Raw bytes (9): 0x[01, 01, 00, 01, 01, 0b, 01, 00, 17]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 1
- Code(Counter(0)) at (prev + 11, 1) to (start + 0, 23)
Function name: async2::async_func::{closure#0}
Raw bytes (28): 0x[01, 01, 02, 01, 05, 05, 02, 04, 01, 0b, 17, 03, 09, 05, 03, 0a, 02, 06, 02, 02, 06, 00, 07, 07, 01, 01, 00, 02]
Number of files: 1
- file 0 => global file 1
Number of expressions: 2
- expression 0 operands: lhs = Counter(0), rhs = Counter(1)
- expression 1 operands: lhs = Counter(1), rhs = Expression(0, Sub)
Number of file 0 mappings: 4
- Code(Counter(0)) at (prev + 11, 23) to (start + 3, 9)
- Code(Counter(1)) at (prev + 3, 10) to (start + 2, 6)
- Code(Expression(0, Sub)) at (prev + 2, 6) to (start + 0, 7)
= (c0 - c1)
- Code(Expression(1, Add)) at (prev + 1, 1) to (start + 0, 2)
= (c1 + (c0 - c1))
Function name: async2::async_func_just_println
Raw bytes (9): 0x[01, 01, 00, 01, 01, 13, 01, 00, 24]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 1
- Code(Counter(0)) at (prev + 19, 1) to (start + 0, 36)
Function name: async2::async_func_just_println::{closure#0}
Raw bytes (9): 0x[01, 01, 00, 01, 01, 13, 24, 02, 02]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 1
- Code(Counter(0)) at (prev + 19, 36) to (start + 2, 2)
Function name: async2::executor::block_on::<async2::async_func::{closure#0}>
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Number of files: 1
- file 0 => global file 1
Number of expressions: 5
- expression 0 operands: lhs = Expression(2, Add), rhs = Counter(1)
- expression 1 operands: lhs = Counter(0), rhs = Counter(1)
- expression 2 operands: lhs = Counter(0), rhs = Counter(1)
- expression 3 operands: lhs = Expression(0, Sub), rhs = Zero
- expression 4 operands: lhs = Expression(0, Sub), rhs = Zero
Number of file 0 mappings: 6
- Code(Counter(0)) at (prev + 39, 5) to (start + 10, 54)
- Code(Expression(0, Sub)) at (prev + 13, 32) to (start + 0, 35)
= ((c0 + c1) - c1)
- Code(Expression(2, Add)) at (prev + 0, 39) to (start + 0, 73)
= (c0 + c1)
- Code(Expression(3, Add)) at (prev + 1, 23) to (start + 0, 26)
= (((c0 + c1) - c1) + Zero)
- Code(Counter(1)) at (prev + 1, 14) to (start + 0, 15)
- Code(Expression(4, Add)) at (prev + 2, 5) to (start + 0, 6)
= (((c0 + c1) - c1) + Zero)
Function name: async2::executor::block_on::<async2::async_func_just_println::{closure#0}>
Raw bytes (44): 0x[01, 01, 05, 0b, 05, 01, 05, 01, 05, 02, 00, 02, 00, 06, 01, 27, 05, 0a, 36, 02, 0d, 20, 00, 23, 0b, 00, 27, 00, 49, 0f, 01, 17, 00, 1a, 05, 01, 0e, 00, 0f, 13, 02, 05, 00, 06]
Number of files: 1
- file 0 => global file 1
Number of expressions: 5
- expression 0 operands: lhs = Expression(2, Add), rhs = Counter(1)
- expression 1 operands: lhs = Counter(0), rhs = Counter(1)
- expression 2 operands: lhs = Counter(0), rhs = Counter(1)
- expression 3 operands: lhs = Expression(0, Sub), rhs = Zero
- expression 4 operands: lhs = Expression(0, Sub), rhs = Zero
Number of file 0 mappings: 6
- Code(Counter(0)) at (prev + 39, 5) to (start + 10, 54)
- Code(Expression(0, Sub)) at (prev + 13, 32) to (start + 0, 35)
= ((c0 + c1) - c1)
- Code(Expression(2, Add)) at (prev + 0, 39) to (start + 0, 73)
= (c0 + c1)
- Code(Expression(3, Add)) at (prev + 1, 23) to (start + 0, 26)
= (((c0 + c1) - c1) + Zero)
- Code(Counter(1)) at (prev + 1, 14) to (start + 0, 15)
- Code(Expression(4, Add)) at (prev + 2, 5) to (start + 0, 6)
= (((c0 + c1) - c1) + Zero)
Function name: async2::executor::block_on::VTABLE::{closure#0}
Raw bytes (9): 0x[01, 01, 00, 01, 01, 2b, 11, 00, 33]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 1
- Code(Counter(0)) at (prev + 43, 17) to (start + 0, 51)
Function name: async2::executor::block_on::VTABLE::{closure#1}
Raw bytes (9): 0x[01, 01, 00, 01, 01, 2c, 11, 00, 33]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 1
- Code(Counter(0)) at (prev + 44, 17) to (start + 0, 51)
Function name: async2::executor::block_on::VTABLE::{closure#2}
Raw bytes (9): 0x[01, 01, 00, 01, 01, 2d, 11, 00, 33]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 1
- Code(Counter(0)) at (prev + 45, 17) to (start + 0, 51)
Function name: async2::executor::block_on::VTABLE::{closure#3}
Raw bytes (9): 0x[01, 01, 00, 01, 01, 2e, 11, 00, 13]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 1
- Code(Counter(0)) at (prev + 46, 17) to (start + 0, 19)
Function name: async2::main
Raw bytes (9): 0x[01, 01, 00, 01, 01, 17, 01, 07, 02]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 1
- Code(Counter(0)) at (prev + 23, 1) to (start + 7, 2)
Function name: async2::non_async_func
Raw bytes (26): 0x[01, 01, 01, 05, 00, 04, 01, 03, 01, 03, 09, 05, 03, 0a, 02, 06, 00, 02, 06, 00, 07, 03, 01, 01, 00, 02]
Number of files: 1
- file 0 => global file 1
Number of expressions: 1
- expression 0 operands: lhs = Counter(1), rhs = Zero
Number of file 0 mappings: 4
- Code(Counter(0)) at (prev + 3, 1) to (start + 3, 9)
- Code(Counter(1)) at (prev + 3, 10) to (start + 2, 6)
- Code(Zero) at (prev + 2, 6) to (start + 0, 7)
- Code(Expression(0, Add)) at (prev + 1, 1) to (start + 0, 2)
= (c1 + Zero)

View File

@ -0,0 +1,57 @@
// compile-flags: --edition=2018
fn non_async_func() {
println!("non_async_func was covered");
let b = true;
if b {
println!("non_async_func println in block");
}
}
async fn async_func() {
println!("async_func was covered");
let b = true;
if b {
println!("async_func println in block");
}
}
async fn async_func_just_println() {
println!("async_func_just_println was covered");
}
fn main() {
println!("codecovsample::main");
non_async_func();
executor::block_on(async_func());
executor::block_on(async_func_just_println());
}
mod executor {
use core::{
future::Future,
pin::Pin,
task::{Context, Poll, RawWaker, RawWakerVTable, Waker},
};
pub fn block_on<F: Future>(mut future: F) -> F::Output {
let mut future = unsafe { Pin::new_unchecked(&mut future) };
use std::hint::unreachable_unchecked;
static VTABLE: RawWakerVTable = RawWakerVTable::new(
|_| unsafe { unreachable_unchecked() }, // clone
|_| unsafe { unreachable_unchecked() }, // wake
|_| unsafe { unreachable_unchecked() }, // wake_by_ref
|_| (),
);
let waker = unsafe { Waker::from_raw(RawWaker::new(core::ptr::null(), &VTABLE)) };
let mut context = Context::from_waker(&waker);
loop {
if let Poll::Ready(val) = future.as_mut().poll(&mut context) {
break val;
}
}
}
}

View File

@ -0,0 +1,324 @@
Function name: closure::main
Raw bytes (170): 0x[01, 01, 17, 01, 00, 01, 00, 01, 00, 01, 00, 01, 00, 01, 00, 01, 00, 01, 00, 01, 00, 01, 00, 01, 00, 01, 00, 01, 00, 01, 00, 01, 00, 01, 00, 01, 00, 01, 00, 01, 00, 01, 00, 01, 05, 05, 5a, 01, 05, 18, 01, 08, 01, 0f, 0d, 03, 16, 0e, 06, 0a, 07, 10, 05, 13, 0d, 0b, 1a, 0e, 08, 09, 0f, 10, 05, 0e, 09, 13, 16, 05, 0d, 18, 17, 19, 09, 01, 21, 1b, 04, 09, 00, 29, 1f, 01, 09, 00, 2d, 23, 01, 09, 00, 24, 27, 05, 09, 00, 24, 2b, 02, 09, 00, 21, 2f, 04, 09, 00, 21, 33, 04, 09, 00, 28, 37, 09, 09, 00, 32, 3b, 04, 09, 00, 33, 3f, 07, 09, 00, 4b, 43, 08, 09, 01, 09, 47, 0a, 09, 01, 09, 4b, 08, 09, 01, 09, 4f, 0a, 08, 00, 10, 05, 00, 11, 04, 06, 5a, 04, 06, 00, 07, 57, 01, 05, 03, 02]
Number of files: 1
- file 0 => global file 1
Number of expressions: 23
- expression 0 operands: lhs = Counter(0), rhs = Zero
- expression 1 operands: lhs = Counter(0), rhs = Zero
- expression 2 operands: lhs = Counter(0), rhs = Zero
- expression 3 operands: lhs = Counter(0), rhs = Zero
- expression 4 operands: lhs = Counter(0), rhs = Zero
- expression 5 operands: lhs = Counter(0), rhs = Zero
- expression 6 operands: lhs = Counter(0), rhs = Zero
- expression 7 operands: lhs = Counter(0), rhs = Zero
- expression 8 operands: lhs = Counter(0), rhs = Zero
- expression 9 operands: lhs = Counter(0), rhs = Zero
- expression 10 operands: lhs = Counter(0), rhs = Zero
- expression 11 operands: lhs = Counter(0), rhs = Zero
- expression 12 operands: lhs = Counter(0), rhs = Zero
- expression 13 operands: lhs = Counter(0), rhs = Zero
- expression 14 operands: lhs = Counter(0), rhs = Zero
- expression 15 operands: lhs = Counter(0), rhs = Zero
- expression 16 operands: lhs = Counter(0), rhs = Zero
- expression 17 operands: lhs = Counter(0), rhs = Zero
- expression 18 operands: lhs = Counter(0), rhs = Zero
- expression 19 operands: lhs = Counter(0), rhs = Zero
- expression 20 operands: lhs = Counter(0), rhs = Counter(1)
- expression 21 operands: lhs = Counter(1), rhs = Expression(22, Sub)
- expression 22 operands: lhs = Counter(0), rhs = Counter(1)
Number of file 0 mappings: 24
- Code(Counter(0)) at (prev + 8, 1) to (start + 15, 13)
- Code(Expression(0, Add)) at (prev + 22, 14) to (start + 6, 10)
= (c0 + Zero)
- Code(Expression(1, Add)) at (prev + 16, 5) to (start + 19, 13)
= (c0 + Zero)
- Code(Expression(2, Add)) at (prev + 26, 14) to (start + 8, 9)
= (c0 + Zero)
- Code(Expression(3, Add)) at (prev + 16, 5) to (start + 14, 9)
= (c0 + Zero)
- Code(Expression(4, Add)) at (prev + 22, 5) to (start + 13, 24)
= (c0 + Zero)
- Code(Expression(5, Add)) at (prev + 25, 9) to (start + 1, 33)
= (c0 + Zero)
- Code(Expression(6, Add)) at (prev + 4, 9) to (start + 0, 41)
= (c0 + Zero)
- Code(Expression(7, Add)) at (prev + 1, 9) to (start + 0, 45)
= (c0 + Zero)
- Code(Expression(8, Add)) at (prev + 1, 9) to (start + 0, 36)
= (c0 + Zero)
- Code(Expression(9, Add)) at (prev + 5, 9) to (start + 0, 36)
= (c0 + Zero)
- Code(Expression(10, Add)) at (prev + 2, 9) to (start + 0, 33)
= (c0 + Zero)
- Code(Expression(11, Add)) at (prev + 4, 9) to (start + 0, 33)
= (c0 + Zero)
- Code(Expression(12, Add)) at (prev + 4, 9) to (start + 0, 40)
= (c0 + Zero)
- Code(Expression(13, Add)) at (prev + 9, 9) to (start + 0, 50)
= (c0 + Zero)
- Code(Expression(14, Add)) at (prev + 4, 9) to (start + 0, 51)
= (c0 + Zero)
- Code(Expression(15, Add)) at (prev + 7, 9) to (start + 0, 75)
= (c0 + Zero)
- Code(Expression(16, Add)) at (prev + 8, 9) to (start + 1, 9)
= (c0 + Zero)
- Code(Expression(17, Add)) at (prev + 10, 9) to (start + 1, 9)
= (c0 + Zero)
- Code(Expression(18, Add)) at (prev + 8, 9) to (start + 1, 9)
= (c0 + Zero)
- Code(Expression(19, Add)) at (prev + 10, 8) to (start + 0, 16)
= (c0 + Zero)
- Code(Counter(1)) at (prev + 0, 17) to (start + 4, 6)
- Code(Expression(22, Sub)) at (prev + 4, 6) to (start + 0, 7)
= (c0 - c1)
- Code(Expression(21, Add)) at (prev + 1, 5) to (start + 3, 2)
= (c1 + (c0 - c1))
Function name: closure::main::{closure#0}
Raw bytes (28): 0x[01, 01, 02, 01, 05, 05, 02, 04, 01, 27, 05, 02, 14, 05, 02, 15, 02, 0a, 02, 02, 0a, 00, 0b, 07, 01, 09, 01, 06]
Number of files: 1
- file 0 => global file 1
Number of expressions: 2
- expression 0 operands: lhs = Counter(0), rhs = Counter(1)
- expression 1 operands: lhs = Counter(1), rhs = Expression(0, Sub)
Number of file 0 mappings: 4
- Code(Counter(0)) at (prev + 39, 5) to (start + 2, 20)
- Code(Counter(1)) at (prev + 2, 21) to (start + 2, 10)
- Code(Expression(0, Sub)) at (prev + 2, 10) to (start + 0, 11)
= (c0 - c1)
- Code(Expression(1, Add)) at (prev + 1, 9) to (start + 1, 6)
= (c1 + (c0 - c1))
Function name: closure::main::{closure#10} (unused)
Raw bytes (10): 0x[01, 01, 00, 01, 01, 9a, 01, 07, 00, 21]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 1
- Code(Counter(0)) at (prev + 154, 7) to (start + 0, 33)
Function name: closure::main::{closure#11} (unused)
Raw bytes (10): 0x[01, 01, 00, 01, 01, 9e, 01, 07, 00, 21]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 1
- Code(Counter(0)) at (prev + 158, 7) to (start + 0, 33)
Function name: closure::main::{closure#12} (unused)
Raw bytes (10): 0x[01, 01, 00, 01, 01, a6, 01, 01, 00, 17]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 1
- Code(Counter(0)) at (prev + 166, 1) to (start + 0, 23)
Function name: closure::main::{closure#13} (unused)
Raw bytes (10): 0x[01, 01, 00, 01, 01, ab, 01, 0d, 02, 0e]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 1
- Code(Counter(0)) at (prev + 171, 13) to (start + 2, 14)
Function name: closure::main::{closure#14}
Raw bytes (38): 0x[01, 01, 04, 05, 0a, 01, 05, 01, 05, 03, 00, 05, 03, b2, 01, 0d, 00, 15, 01, 01, 11, 01, 1b, 05, 01, 1e, 00, 25, 0a, 00, 2f, 00, 33, 0f, 01, 0d, 00, 0e]
Number of files: 1
- file 0 => global file 1
Number of expressions: 4
- expression 0 operands: lhs = Counter(1), rhs = Expression(2, Sub)
- expression 1 operands: lhs = Counter(0), rhs = Counter(1)
- expression 2 operands: lhs = Counter(0), rhs = Counter(1)
- expression 3 operands: lhs = Expression(0, Add), rhs = Zero
Number of file 0 mappings: 5
- Code(Expression(0, Add)) at (prev + 178, 13) to (start + 0, 21)
= (c1 + (c0 - c1))
- Code(Counter(0)) at (prev + 1, 17) to (start + 1, 27)
- Code(Counter(1)) at (prev + 1, 30) to (start + 0, 37)
- Code(Expression(2, Sub)) at (prev + 0, 47) to (start + 0, 51)
= (c0 - c1)
- Code(Expression(3, Add)) at (prev + 1, 13) to (start + 0, 14)
= ((c1 + (c0 - c1)) + Zero)
Function name: closure::main::{closure#15}
Raw bytes (45): 0x[01, 01, 05, 05, 0e, 01, 05, 01, 00, 01, 05, 03, 00, 06, 01, ba, 01, 09, 00, 0a, 03, 01, 0d, 00, 15, 0b, 01, 11, 01, 1b, 05, 01, 1e, 00, 25, 0e, 00, 2f, 00, 33, 13, 02, 09, 00, 0a]
Number of files: 1
- file 0 => global file 1
Number of expressions: 5
- expression 0 operands: lhs = Counter(1), rhs = Expression(3, Sub)
- expression 1 operands: lhs = Counter(0), rhs = Counter(1)
- expression 2 operands: lhs = Counter(0), rhs = Zero
- expression 3 operands: lhs = Counter(0), rhs = Counter(1)
- expression 4 operands: lhs = Expression(0, Add), rhs = Zero
Number of file 0 mappings: 6
- Code(Counter(0)) at (prev + 186, 9) to (start + 0, 10)
- Code(Expression(0, Add)) at (prev + 1, 13) to (start + 0, 21)
= (c1 + (c0 - c1))
- Code(Expression(2, Add)) at (prev + 1, 17) to (start + 1, 27)
= (c0 + Zero)
- Code(Counter(1)) at (prev + 1, 30) to (start + 0, 37)
- Code(Expression(3, Sub)) at (prev + 0, 47) to (start + 0, 51)
= (c0 - c1)
- Code(Expression(4, Add)) at (prev + 2, 9) to (start + 0, 10)
= ((c1 + (c0 - c1)) + Zero)
Function name: closure::main::{closure#16}
Raw bytes (38): 0x[01, 01, 04, 05, 0a, 01, 05, 01, 05, 03, 00, 05, 03, c4, 01, 0d, 00, 15, 01, 01, 11, 01, 1b, 05, 01, 1e, 00, 25, 0a, 00, 2f, 00, 33, 0f, 01, 0d, 00, 0e]
Number of files: 1
- file 0 => global file 1
Number of expressions: 4
- expression 0 operands: lhs = Counter(1), rhs = Expression(2, Sub)
- expression 1 operands: lhs = Counter(0), rhs = Counter(1)
- expression 2 operands: lhs = Counter(0), rhs = Counter(1)
- expression 3 operands: lhs = Expression(0, Add), rhs = Zero
Number of file 0 mappings: 5
- Code(Expression(0, Add)) at (prev + 196, 13) to (start + 0, 21)
= (c1 + (c0 - c1))
- Code(Counter(0)) at (prev + 1, 17) to (start + 1, 27)
- Code(Counter(1)) at (prev + 1, 30) to (start + 0, 37)
- Code(Expression(2, Sub)) at (prev + 0, 47) to (start + 0, 51)
= (c0 - c1)
- Code(Expression(3, Add)) at (prev + 1, 13) to (start + 0, 14)
= ((c1 + (c0 - c1)) + Zero)
Function name: closure::main::{closure#17}
Raw bytes (45): 0x[01, 01, 05, 05, 0e, 01, 05, 01, 00, 01, 05, 03, 00, 06, 01, cc, 01, 09, 00, 0a, 03, 01, 0d, 00, 15, 0b, 01, 11, 01, 1b, 05, 01, 1e, 00, 25, 0e, 00, 2f, 00, 33, 13, 02, 09, 00, 0a]
Number of files: 1
- file 0 => global file 1
Number of expressions: 5
- expression 0 operands: lhs = Counter(1), rhs = Expression(3, Sub)
- expression 1 operands: lhs = Counter(0), rhs = Counter(1)
- expression 2 operands: lhs = Counter(0), rhs = Zero
- expression 3 operands: lhs = Counter(0), rhs = Counter(1)
- expression 4 operands: lhs = Expression(0, Add), rhs = Zero
Number of file 0 mappings: 6
- Code(Counter(0)) at (prev + 204, 9) to (start + 0, 10)
- Code(Expression(0, Add)) at (prev + 1, 13) to (start + 0, 21)
= (c1 + (c0 - c1))
- Code(Expression(2, Add)) at (prev + 1, 17) to (start + 1, 27)
= (c0 + Zero)
- Code(Counter(1)) at (prev + 1, 30) to (start + 0, 37)
- Code(Expression(3, Sub)) at (prev + 0, 47) to (start + 0, 51)
= (c0 - c1)
- Code(Expression(4, Add)) at (prev + 2, 9) to (start + 0, 10)
= ((c1 + (c0 - c1)) + Zero)
Function name: closure::main::{closure#18}
Raw bytes (28): 0x[01, 01, 02, 01, 05, 05, 02, 04, 01, 18, 0d, 02, 1c, 05, 02, 1d, 02, 12, 02, 02, 12, 00, 13, 07, 01, 11, 01, 0e]
Number of files: 1
- file 0 => global file 1
Number of expressions: 2
- expression 0 operands: lhs = Counter(0), rhs = Counter(1)
- expression 1 operands: lhs = Counter(1), rhs = Expression(0, Sub)
Number of file 0 mappings: 4
- Code(Counter(0)) at (prev + 24, 13) to (start + 2, 28)
- Code(Counter(1)) at (prev + 2, 29) to (start + 2, 18)
- Code(Expression(0, Sub)) at (prev + 2, 18) to (start + 0, 19)
= (c0 - c1)
- Code(Expression(1, Add)) at (prev + 1, 17) to (start + 1, 14)
= (c1 + (c0 - c1))
Function name: closure::main::{closure#19}
Raw bytes (28): 0x[01, 01, 02, 01, 05, 05, 02, 04, 01, 42, 0d, 02, 1c, 05, 02, 1d, 02, 12, 02, 02, 12, 00, 13, 07, 01, 11, 01, 0e]
Number of files: 1
- file 0 => global file 1
Number of expressions: 2
- expression 0 operands: lhs = Counter(0), rhs = Counter(1)
- expression 1 operands: lhs = Counter(1), rhs = Expression(0, Sub)
Number of file 0 mappings: 4
- Code(Counter(0)) at (prev + 66, 13) to (start + 2, 28)
- Code(Counter(1)) at (prev + 2, 29) to (start + 2, 18)
- Code(Expression(0, Sub)) at (prev + 2, 18) to (start + 0, 19)
= (c0 - c1)
- Code(Expression(1, Add)) at (prev + 1, 17) to (start + 1, 14)
= (c1 + (c0 - c1))
Function name: closure::main::{closure#1}
Raw bytes (28): 0x[01, 01, 02, 01, 05, 05, 02, 04, 01, 51, 05, 02, 14, 05, 02, 15, 02, 0a, 02, 02, 0a, 00, 0b, 07, 01, 09, 01, 06]
Number of files: 1
- file 0 => global file 1
Number of expressions: 2
- expression 0 operands: lhs = Counter(0), rhs = Counter(1)
- expression 1 operands: lhs = Counter(1), rhs = Expression(0, Sub)
Number of file 0 mappings: 4
- Code(Counter(0)) at (prev + 81, 5) to (start + 2, 20)
- Code(Counter(1)) at (prev + 2, 21) to (start + 2, 10)
- Code(Expression(0, Sub)) at (prev + 2, 10) to (start + 0, 11)
= (c0 - c1)
- Code(Expression(1, Add)) at (prev + 1, 9) to (start + 1, 6)
= (c1 + (c0 - c1))
Function name: closure::main::{closure#2}
Raw bytes (28): 0x[01, 01, 02, 01, 05, 05, 02, 04, 01, 67, 05, 02, 14, 05, 02, 15, 02, 0a, 02, 02, 0a, 00, 0b, 07, 01, 09, 01, 06]
Number of files: 1
- file 0 => global file 1
Number of expressions: 2
- expression 0 operands: lhs = Counter(0), rhs = Counter(1)
- expression 1 operands: lhs = Counter(1), rhs = Expression(0, Sub)
Number of file 0 mappings: 4
- Code(Counter(0)) at (prev + 103, 5) to (start + 2, 20)
- Code(Counter(1)) at (prev + 2, 21) to (start + 2, 10)
- Code(Expression(0, Sub)) at (prev + 2, 10) to (start + 0, 11)
= (c0 - c1)
- Code(Expression(1, Add)) at (prev + 1, 9) to (start + 1, 6)
= (c1 + (c0 - c1))
Function name: closure::main::{closure#3} (unused)
Raw bytes (25): 0x[01, 01, 00, 04, 01, 80, 01, 05, 01, 14, 00, 01, 15, 02, 0a, 00, 02, 0a, 00, 0b, 00, 01, 09, 01, 06]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 4
- Code(Counter(0)) at (prev + 128, 5) to (start + 1, 20)
- Code(Zero) at (prev + 1, 21) to (start + 2, 10)
- Code(Zero) at (prev + 2, 10) to (start + 0, 11)
- Code(Zero) at (prev + 1, 9) to (start + 1, 6)
Function name: closure::main::{closure#4} (unused)
Raw bytes (10): 0x[01, 01, 00, 01, 01, 88, 01, 35, 00, 43]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 1
- Code(Counter(0)) at (prev + 136, 53) to (start + 0, 67)
Function name: closure::main::{closure#5}
Raw bytes (10): 0x[01, 01, 00, 01, 01, 8b, 01, 3d, 00, 4f]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 1
- Code(Counter(0)) at (prev + 139, 61) to (start + 0, 79)
Function name: closure::main::{closure#6}
Raw bytes (10): 0x[01, 01, 00, 01, 01, 8c, 01, 41, 00, 57]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 1
- Code(Counter(0)) at (prev + 140, 65) to (start + 0, 87)
Function name: closure::main::{closure#7} (unused)
Raw bytes (10): 0x[01, 01, 00, 01, 01, 8d, 01, 3b, 00, 51]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 1
- Code(Counter(0)) at (prev + 141, 59) to (start + 0, 81)
Function name: closure::main::{closure#8} (unused)
Raw bytes (10): 0x[01, 01, 00, 01, 01, 92, 01, 3b, 00, 55]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 1
- Code(Counter(0)) at (prev + 146, 59) to (start + 0, 85)
Function name: closure::main::{closure#9} (unused)
Raw bytes (10): 0x[01, 01, 00, 01, 01, 94, 01, 38, 02, 06]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 1
- Code(Counter(0)) at (prev + 148, 56) to (start + 2, 6)

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@ -0,0 +1,220 @@
#![allow(unused_assignments, unused_variables)]
// compile-flags: -C opt-level=2
// This test used to be sensitive to certain coverage-specific hacks in
// `rustc_middle/mir/mono.rs`, but those hacks were later cleaned up by
// <https://github.com/rust-lang/rust/pull/83666>.
fn main() {
// Initialize test constants in a way that cannot be determined at compile time, to ensure
// rustc and LLVM cannot optimize out statements (or coverage counters) downstream from
// dependent conditions.
let is_true = std::env::args().len() == 1;
let is_false = !is_true;
let mut some_string = Some(String::from("the string content"));
println!(
"The string or alt: {}"
,
some_string
.
unwrap_or_else
(
||
{
let mut countdown = 0;
if is_false {
countdown = 10;
}
"alt string 1".to_owned()
}
)
);
some_string = Some(String::from("the string content"));
let
a
=
||
{
let mut countdown = 0;
if is_false {
countdown = 10;
}
"alt string 2".to_owned()
};
println!(
"The string or alt: {}"
,
some_string
.
unwrap_or_else
(
a
)
);
some_string = None;
println!(
"The string or alt: {}"
,
some_string
.
unwrap_or_else
(
||
{
let mut countdown = 0;
if is_false {
countdown = 10;
}
"alt string 3".to_owned()
}
)
);
some_string = None;
let
a
=
||
{
let mut countdown = 0;
if is_false {
countdown = 10;
}
"alt string 4".to_owned()
};
println!(
"The string or alt: {}"
,
some_string
.
unwrap_or_else
(
a
)
);
let
quote_closure
=
|val|
{
let mut countdown = 0;
if is_false {
countdown = 10;
}
format!("'{}'", val)
};
println!(
"Repeated, quoted string: {:?}"
,
std::iter::repeat("repeat me")
.take(5)
.map
(
quote_closure
)
.collect::<Vec<_>>()
);
let
_unused_closure
=
|
mut countdown
|
{
if is_false {
countdown = 10;
}
"closure should be unused".to_owned()
};
let mut countdown = 10;
let _short_unused_closure = | _unused_arg: u8 | countdown += 1;
let short_used_covered_closure_macro = | used_arg: u8 | println!("called");
let short_used_not_covered_closure_macro = | used_arg: u8 | println!("not called");
let _short_unused_closure_macro = | _unused_arg: u8 | println!("not called");
let _short_unused_closure_block = | _unused_arg: u8 | { println!("not called") };
let _shortish_unused_closure = | _unused_arg: u8 | {
println!("not called")
};
let _as_short_unused_closure = |
_unused_arg: u8
| { println!("not called") };
let _almost_as_short_unused_closure = |
_unused_arg: u8
| { println!("not called") }
;
let _short_unused_closure_line_break_no_block = | _unused_arg: u8 |
println!("not called")
;
let _short_unused_closure_line_break_no_block2 =
| _unused_arg: u8 |
println!(
"not called"
)
;
let short_used_not_covered_closure_line_break_no_block_embedded_branch =
| _unused_arg: u8 |
println!(
"not called: {}",
if is_true { "check" } else { "me" }
)
;
let short_used_not_covered_closure_line_break_block_embedded_branch =
| _unused_arg: u8 |
{
println!(
"not called: {}",
if is_true { "check" } else { "me" }
)
}
;
let short_used_covered_closure_line_break_no_block_embedded_branch =
| _unused_arg: u8 |
println!(
"not called: {}",
if is_true { "check" } else { "me" }
)
;
let short_used_covered_closure_line_break_block_embedded_branch =
| _unused_arg: u8 |
{
println!(
"not called: {}",
if is_true { "check" } else { "me" }
)
}
;
if is_false {
short_used_not_covered_closure_macro(0);
short_used_not_covered_closure_line_break_no_block_embedded_branch(0);
short_used_not_covered_closure_line_break_block_embedded_branch(0);
}
short_used_covered_closure_macro(0);
short_used_covered_closure_line_break_no_block_embedded_branch(0);
short_used_covered_closure_line_break_block_embedded_branch(0);
}

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@ -0,0 +1,40 @@
Function name: closure_macro::load_configuration_files
Raw bytes (9): 0x[01, 01, 00, 01, 01, 1d, 01, 02, 02]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 1
- Code(Counter(0)) at (prev + 29, 1) to (start + 2, 2)
Function name: closure_macro::main
Raw bytes (49): 0x[01, 01, 05, 01, 05, 02, 00, 05, 00, 02, 00, 05, 02, 07, 01, 21, 01, 01, 21, 02, 02, 09, 00, 0f, 05, 00, 12, 00, 13, 07, 00, 12, 00, 13, 0b, 00, 54, 00, 55, 0f, 02, 09, 02, 0b, 13, 03, 01, 00, 02]
Number of files: 1
- file 0 => global file 1
Number of expressions: 5
- expression 0 operands: lhs = Counter(0), rhs = Counter(1)
- expression 1 operands: lhs = Expression(0, Sub), rhs = Zero
- expression 2 operands: lhs = Counter(1), rhs = Zero
- expression 3 operands: lhs = Expression(0, Sub), rhs = Zero
- expression 4 operands: lhs = Counter(1), rhs = Expression(0, Sub)
Number of file 0 mappings: 7
- Code(Counter(0)) at (prev + 33, 1) to (start + 1, 33)
- Code(Expression(0, Sub)) at (prev + 2, 9) to (start + 0, 15)
= (c0 - c1)
- Code(Counter(1)) at (prev + 0, 18) to (start + 0, 19)
- Code(Expression(1, Add)) at (prev + 0, 18) to (start + 0, 19)
= ((c0 - c1) + Zero)
- Code(Expression(2, Add)) at (prev + 0, 84) to (start + 0, 85)
= (c1 + Zero)
- Code(Expression(3, Add)) at (prev + 2, 9) to (start + 2, 11)
= ((c0 - c1) + Zero)
- Code(Expression(4, Add)) at (prev + 3, 1) to (start + 0, 2)
= (c1 + (c0 - c1))
Function name: closure_macro::main::{closure#0}
Raw bytes (9): 0x[01, 01, 00, 01, 01, 23, 12, 00, 54]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 1
- Code(Counter(0)) at (prev + 35, 18) to (start + 0, 84)

View File

@ -0,0 +1,40 @@
// compile-flags: --edition=2018
#![feature(no_coverage)]
macro_rules! bail {
($msg:literal $(,)?) => {
if $msg.len() > 0 {
println!("no msg");
} else {
println!($msg);
}
return Err(String::from($msg));
};
}
macro_rules! on_error {
($value:expr, $error_message:expr) => {
$value.or_else(|e| { // FIXME(85000): no coverage in closure macros
let message = format!($error_message, e);
if message.len() > 0 {
println!("{}", message);
Ok(String::from("ok"))
} else {
bail!("error");
}
})
};
}
fn load_configuration_files() -> Result<String, String> {
Ok(String::from("config"))
}
pub fn main() -> Result<(), String> {
println!("Starting service");
let config = on_error!(load_configuration_files(), "Error loading configs: {}")?;
let startup_delay_duration = String::from("arg");
let _ = (config, startup_delay_duration);
Ok(())
}

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@ -0,0 +1,48 @@
Function name: closure_macro_async::load_configuration_files
Raw bytes (9): 0x[01, 01, 00, 01, 01, 1d, 01, 02, 02]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 1
- Code(Counter(0)) at (prev + 29, 1) to (start + 2, 2)
Function name: closure_macro_async::test
Raw bytes (9): 0x[01, 01, 00, 01, 01, 21, 01, 00, 2b]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 1
- Code(Counter(0)) at (prev + 33, 1) to (start + 0, 43)
Function name: closure_macro_async::test::{closure#0}
Raw bytes (49): 0x[01, 01, 05, 01, 05, 02, 00, 05, 00, 02, 00, 05, 02, 07, 01, 21, 2b, 01, 21, 02, 02, 09, 00, 0f, 05, 00, 12, 00, 13, 07, 00, 12, 00, 13, 0b, 00, 54, 00, 55, 0f, 02, 09, 02, 0b, 13, 03, 01, 00, 02]
Number of files: 1
- file 0 => global file 1
Number of expressions: 5
- expression 0 operands: lhs = Counter(0), rhs = Counter(1)
- expression 1 operands: lhs = Expression(0, Sub), rhs = Zero
- expression 2 operands: lhs = Counter(1), rhs = Zero
- expression 3 operands: lhs = Expression(0, Sub), rhs = Zero
- expression 4 operands: lhs = Counter(1), rhs = Expression(0, Sub)
Number of file 0 mappings: 7
- Code(Counter(0)) at (prev + 33, 43) to (start + 1, 33)
- Code(Expression(0, Sub)) at (prev + 2, 9) to (start + 0, 15)
= (c0 - c1)
- Code(Counter(1)) at (prev + 0, 18) to (start + 0, 19)
- Code(Expression(1, Add)) at (prev + 0, 18) to (start + 0, 19)
= ((c0 - c1) + Zero)
- Code(Expression(2, Add)) at (prev + 0, 84) to (start + 0, 85)
= (c1 + Zero)
- Code(Expression(3, Add)) at (prev + 2, 9) to (start + 2, 11)
= ((c0 - c1) + Zero)
- Code(Expression(4, Add)) at (prev + 3, 1) to (start + 0, 2)
= (c1 + (c0 - c1))
Function name: closure_macro_async::test::{closure#0}::{closure#0}
Raw bytes (9): 0x[01, 01, 00, 01, 01, 23, 12, 00, 54]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 1
- Code(Counter(0)) at (prev + 35, 18) to (start + 0, 84)

View File

@ -0,0 +1,77 @@
// compile-flags: --edition=2018
#![feature(no_coverage)]
macro_rules! bail {
($msg:literal $(,)?) => {
if $msg.len() > 0 {
println!("no msg");
} else {
println!($msg);
}
return Err(String::from($msg));
};
}
macro_rules! on_error {
($value:expr, $error_message:expr) => {
$value.or_else(|e| { // FIXME(85000): no coverage in closure macros
let message = format!($error_message, e);
if message.len() > 0 {
println!("{}", message);
Ok(String::from("ok"))
} else {
bail!("error");
}
})
};
}
fn load_configuration_files() -> Result<String, String> {
Ok(String::from("config"))
}
pub async fn test() -> Result<(), String> {
println!("Starting service");
let config = on_error!(load_configuration_files(), "Error loading configs: {}")?;
let startup_delay_duration = String::from("arg");
let _ = (config, startup_delay_duration);
Ok(())
}
#[no_coverage]
fn main() {
executor::block_on(test()).unwrap();
}
mod executor {
use core::{
future::Future,
pin::Pin,
task::{Context, Poll, RawWaker, RawWakerVTable, Waker},
};
#[no_coverage]
pub fn block_on<F: Future>(mut future: F) -> F::Output {
let mut future = unsafe { Pin::new_unchecked(&mut future) };
use std::hint::unreachable_unchecked;
static VTABLE: RawWakerVTable = RawWakerVTable::new(
#[no_coverage]
|_| unsafe { unreachable_unchecked() }, // clone
#[no_coverage]
|_| unsafe { unreachable_unchecked() }, // wake
#[no_coverage]
|_| unsafe { unreachable_unchecked() }, // wake_by_ref
#[no_coverage]
|_| (),
);
let waker = unsafe { Waker::from_raw(RawWaker::new(core::ptr::null(), &VTABLE)) };
let mut context = Context::from_waker(&waker);
loop {
if let Poll::Ready(val) = future.as_mut().poll(&mut context) {
break val;
}
}
}
}

View File

@ -0,0 +1,261 @@
Function name: conditions::main
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Number of files: 1
- file 0 => global file 1
Number of expressions: 144
- expression 0 operands: lhs = Counter(2), rhs = Expression(12, Add)
- expression 1 operands: lhs = Expression(13, Add), rhs = Counter(16)
- expression 2 operands: lhs = Expression(14, Add), rhs = Counter(15)
- expression 3 operands: lhs = Counter(13), rhs = Counter(14)
- expression 4 operands: lhs = Counter(1), rhs = Zero
- expression 5 operands: lhs = Expression(143, Add), rhs = Counter(2)
- expression 6 operands: lhs = Counter(1), rhs = Zero
- expression 7 operands: lhs = Counter(3), rhs = Counter(13)
- expression 8 operands: lhs = Expression(9, Sub), rhs = Counter(14)
- expression 9 operands: lhs = Counter(3), rhs = Counter(13)
- expression 10 operands: lhs = Expression(14, Add), rhs = Counter(15)
- expression 11 operands: lhs = Counter(13), rhs = Counter(14)
- expression 12 operands: lhs = Expression(13, Add), rhs = Counter(16)
- expression 13 operands: lhs = Expression(14, Add), rhs = Counter(15)
- expression 14 operands: lhs = Counter(13), rhs = Counter(14)
- expression 15 operands: lhs = Expression(142, Sub), rhs = Counter(3)
- expression 16 operands: lhs = Expression(143, Add), rhs = Counter(2)
- expression 17 operands: lhs = Counter(1), rhs = Zero
- expression 18 operands: lhs = Expression(0, Add), rhs = Zero
- expression 19 operands: lhs = Counter(17), rhs = Zero
- expression 20 operands: lhs = Expression(33, Add), rhs = Counter(18)
- expression 21 operands: lhs = Counter(17), rhs = Zero
- expression 22 operands: lhs = Expression(32, Sub), rhs = Counter(12)
- expression 23 operands: lhs = Expression(33, Add), rhs = Counter(18)
- expression 24 operands: lhs = Counter(17), rhs = Zero
- expression 25 operands: lhs = Expression(31, Sub), rhs = Counter(19)
- expression 26 operands: lhs = Expression(32, Sub), rhs = Counter(12)
- expression 27 operands: lhs = Expression(33, Add), rhs = Counter(18)
- expression 28 operands: lhs = Counter(17), rhs = Zero
- expression 29 operands: lhs = Expression(30, Sub), rhs = Counter(20)
- expression 30 operands: lhs = Expression(31, Sub), rhs = Counter(19)
- expression 31 operands: lhs = Expression(32, Sub), rhs = Counter(12)
- expression 32 operands: lhs = Expression(33, Add), rhs = Counter(18)
- expression 33 operands: lhs = Counter(17), rhs = Zero
- expression 34 operands: lhs = Expression(42, Add), rhs = Counter(21)
- expression 35 operands: lhs = Counter(19), rhs = Counter(20)
- expression 36 operands: lhs = Expression(41, Add), rhs = Counter(22)
- expression 37 operands: lhs = Expression(42, Add), rhs = Counter(21)
- expression 38 operands: lhs = Counter(19), rhs = Counter(20)
- expression 39 operands: lhs = Counter(18), rhs = Expression(40, Add)
- expression 40 operands: lhs = Expression(41, Add), rhs = Counter(22)
- expression 41 operands: lhs = Expression(42, Add), rhs = Counter(21)
- expression 42 operands: lhs = Counter(19), rhs = Counter(20)
- expression 43 operands: lhs = Counter(24), rhs = Zero
- expression 44 operands: lhs = Expression(57, Add), rhs = Counter(25)
- expression 45 operands: lhs = Counter(24), rhs = Zero
- expression 46 operands: lhs = Expression(56, Sub), rhs = Counter(11)
- expression 47 operands: lhs = Expression(57, Add), rhs = Counter(25)
- expression 48 operands: lhs = Counter(24), rhs = Zero
- expression 49 operands: lhs = Expression(55, Sub), rhs = Counter(26)
- expression 50 operands: lhs = Expression(56, Sub), rhs = Counter(11)
- expression 51 operands: lhs = Expression(57, Add), rhs = Counter(25)
- expression 52 operands: lhs = Counter(24), rhs = Zero
- expression 53 operands: lhs = Expression(54, Sub), rhs = Counter(27)
- expression 54 operands: lhs = Expression(55, Sub), rhs = Counter(26)
- expression 55 operands: lhs = Expression(56, Sub), rhs = Counter(11)
- expression 56 operands: lhs = Expression(57, Add), rhs = Counter(25)
- expression 57 operands: lhs = Counter(24), rhs = Zero
- expression 58 operands: lhs = Expression(67, Add), rhs = Counter(28)
- expression 59 operands: lhs = Counter(26), rhs = Counter(27)
- expression 60 operands: lhs = Expression(66, Add), rhs = Counter(29)
- expression 61 operands: lhs = Expression(67, Add), rhs = Counter(28)
- expression 62 operands: lhs = Counter(26), rhs = Counter(27)
- expression 63 operands: lhs = Expression(64, Add), rhs = Zero
- expression 64 operands: lhs = Counter(25), rhs = Expression(65, Add)
- expression 65 operands: lhs = Expression(66, Add), rhs = Counter(29)
- expression 66 operands: lhs = Expression(67, Add), rhs = Counter(28)
- expression 67 operands: lhs = Counter(26), rhs = Counter(27)
- expression 68 operands: lhs = Counter(31), rhs = Expression(124, Add)
- expression 69 operands: lhs = Expression(125, Add), rhs = Counter(35)
- expression 70 operands: lhs = Expression(126, Add), rhs = Counter(34)
- expression 71 operands: lhs = Counter(32), rhs = Counter(33)
- expression 72 operands: lhs = Counter(30), rhs = Zero
- expression 73 operands: lhs = Expression(86, Add), rhs = Counter(31)
- expression 74 operands: lhs = Counter(30), rhs = Zero
- expression 75 operands: lhs = Expression(85, Sub), rhs = Counter(10)
- expression 76 operands: lhs = Expression(86, Add), rhs = Counter(31)
- expression 77 operands: lhs = Counter(30), rhs = Zero
- expression 78 operands: lhs = Expression(84, Sub), rhs = Counter(32)
- expression 79 operands: lhs = Expression(85, Sub), rhs = Counter(10)
- expression 80 operands: lhs = Expression(86, Add), rhs = Counter(31)
- expression 81 operands: lhs = Counter(30), rhs = Zero
- expression 82 operands: lhs = Expression(83, Sub), rhs = Counter(33)
- expression 83 operands: lhs = Expression(84, Sub), rhs = Counter(32)
- expression 84 operands: lhs = Expression(85, Sub), rhs = Counter(10)
- expression 85 operands: lhs = Expression(86, Add), rhs = Counter(31)
- expression 86 operands: lhs = Counter(30), rhs = Zero
- expression 87 operands: lhs = Expression(126, Add), rhs = Counter(34)
- expression 88 operands: lhs = Counter(32), rhs = Counter(33)
- expression 89 operands: lhs = Expression(125, Add), rhs = Counter(35)
- expression 90 operands: lhs = Expression(126, Add), rhs = Counter(34)
- expression 91 operands: lhs = Counter(32), rhs = Counter(33)
- expression 92 operands: lhs = Counter(4), rhs = Expression(134, Add)
- expression 93 operands: lhs = Expression(135, Add), rhs = Counter(8)
- expression 94 operands: lhs = Expression(136, Add), rhs = Counter(7)
- expression 95 operands: lhs = Counter(5), rhs = Counter(6)
- expression 96 operands: lhs = Expression(123, Add), rhs = Zero
- expression 97 operands: lhs = Counter(31), rhs = Expression(124, Add)
- expression 98 operands: lhs = Expression(125, Add), rhs = Counter(35)
- expression 99 operands: lhs = Expression(126, Add), rhs = Counter(34)
- expression 100 operands: lhs = Counter(32), rhs = Counter(33)
- expression 101 operands: lhs = Expression(123, Add), rhs = Counter(4)
- expression 102 operands: lhs = Counter(31), rhs = Expression(124, Add)
- expression 103 operands: lhs = Expression(125, Add), rhs = Counter(35)
- expression 104 operands: lhs = Expression(126, Add), rhs = Counter(34)
- expression 105 operands: lhs = Counter(32), rhs = Counter(33)
- expression 106 operands: lhs = Expression(122, Sub), rhs = Counter(9)
- expression 107 operands: lhs = Expression(123, Add), rhs = Counter(4)
- expression 108 operands: lhs = Counter(31), rhs = Expression(124, Add)
- expression 109 operands: lhs = Expression(125, Add), rhs = Counter(35)
- expression 110 operands: lhs = Expression(126, Add), rhs = Counter(34)
- expression 111 operands: lhs = Counter(32), rhs = Counter(33)
- expression 112 operands: lhs = Expression(121, Sub), rhs = Counter(5)
- expression 113 operands: lhs = Expression(122, Sub), rhs = Counter(9)
- expression 114 operands: lhs = Expression(123, Add), rhs = Counter(4)
- expression 115 operands: lhs = Counter(31), rhs = Expression(124, Add)
- expression 116 operands: lhs = Expression(125, Add), rhs = Counter(35)
- expression 117 operands: lhs = Expression(126, Add), rhs = Counter(34)
- expression 118 operands: lhs = Counter(32), rhs = Counter(33)
- expression 119 operands: lhs = Expression(120, Sub), rhs = Counter(6)
- expression 120 operands: lhs = Expression(121, Sub), rhs = Counter(5)
- expression 121 operands: lhs = Expression(122, Sub), rhs = Counter(9)
- expression 122 operands: lhs = Expression(123, Add), rhs = Counter(4)
- expression 123 operands: lhs = Counter(31), rhs = Expression(124, Add)
- expression 124 operands: lhs = Expression(125, Add), rhs = Counter(35)
- expression 125 operands: lhs = Expression(126, Add), rhs = Counter(34)
- expression 126 operands: lhs = Counter(32), rhs = Counter(33)
- expression 127 operands: lhs = Expression(136, Add), rhs = Counter(7)
- expression 128 operands: lhs = Counter(5), rhs = Counter(6)
- expression 129 operands: lhs = Expression(135, Add), rhs = Counter(8)
- expression 130 operands: lhs = Expression(136, Add), rhs = Counter(7)
- expression 131 operands: lhs = Counter(5), rhs = Counter(6)
- expression 132 operands: lhs = Expression(133, Add), rhs = Expression(137, Add)
- expression 133 operands: lhs = Counter(4), rhs = Expression(134, Add)
- expression 134 operands: lhs = Expression(135, Add), rhs = Counter(8)
- expression 135 operands: lhs = Expression(136, Add), rhs = Counter(7)
- expression 136 operands: lhs = Counter(5), rhs = Counter(6)
- expression 137 operands: lhs = Expression(138, Add), rhs = Expression(141, Sub)
- expression 138 operands: lhs = Expression(139, Add), rhs = Expression(140, Add)
- expression 139 operands: lhs = Counter(9), rhs = Counter(10)
- expression 140 operands: lhs = Counter(11), rhs = Counter(12)
- expression 141 operands: lhs = Expression(142, Sub), rhs = Counter(3)
- expression 142 operands: lhs = Expression(143, Add), rhs = Counter(2)
- expression 143 operands: lhs = Counter(1), rhs = Zero
Number of file 0 mappings: 68
- Code(Counter(0)) at (prev + 3, 1) to (start + 2, 12)
- Code(Counter(1)) at (prev + 2, 13) to (start + 2, 6)
- Code(Zero) at (prev + 2, 6) to (start + 0, 7)
- Code(Expression(0, Add)) at (prev + 3, 9) to (start + 0, 10)
= (c2 + (((c13 + c14) + c15) + c16))
- Code(Expression(143, Add)) at (prev + 0, 16) to (start + 0, 29)
= (c1 + Zero)
- Code(Counter(2)) at (prev + 1, 9) to (start + 1, 10)
- Code(Expression(142, Sub)) at (prev + 2, 15) to (start + 0, 28)
= ((c1 + Zero) - c2)
- Code(Counter(3)) at (prev + 1, 12) to (start + 0, 25)
- Code(Expression(9, Sub)) at (prev + 0, 29) to (start + 0, 42)
= (c3 - c13)
- Code(Expression(8, Sub)) at (prev + 0, 46) to (start + 0, 60)
= ((c3 - c13) - c14)
- Code(Expression(13, Add)) at (prev + 0, 61) to (start + 2, 10)
= ((c13 + c14) + c15)
- Code(Counter(16)) at (prev + 2, 10) to (start + 0, 11)
- Code(Expression(12, Add)) at (prev + 1, 9) to (start + 1, 18)
= (((c13 + c14) + c15) + c16)
- Code(Expression(141, Sub)) at (prev + 3, 9) to (start + 0, 15)
= (((c1 + Zero) - c2) - c3)
- Code(Expression(18, Add)) at (prev + 3, 9) to (start + 1, 12)
= ((c2 + (((c13 + c14) + c15) + c16)) + Zero)
- Code(Counter(17)) at (prev + 1, 13) to (start + 2, 6)
- Code(Zero) at (prev + 2, 6) to (start + 0, 7)
- Code(Expression(33, Add)) at (prev + 2, 8) to (start + 0, 21)
= (c17 + Zero)
- Code(Counter(18)) at (prev + 0, 22) to (start + 2, 6)
- Code(Expression(32, Sub)) at (prev + 2, 15) to (start + 0, 28)
= ((c17 + Zero) - c18)
- Code(Expression(31, Sub)) at (prev + 1, 12) to (start + 0, 25)
= (((c17 + Zero) - c18) - c12)
- Code(Expression(30, Sub)) at (prev + 0, 29) to (start + 0, 42)
= ((((c17 + Zero) - c18) - c12) - c19)
- Code(Expression(29, Sub)) at (prev + 0, 46) to (start + 0, 60)
= (((((c17 + Zero) - c18) - c12) - c19) - c20)
- Code(Expression(41, Add)) at (prev + 0, 61) to (start + 2, 10)
= ((c19 + c20) + c21)
- Code(Counter(22)) at (prev + 2, 10) to (start + 0, 11)
- Code(Expression(40, Add)) at (prev + 1, 9) to (start + 0, 23)
= (((c19 + c20) + c21) + c22)
- Code(Counter(12)) at (prev + 2, 9) to (start + 0, 15)
- Code(Expression(39, Add)) at (prev + 3, 8) to (start + 0, 12)
= (c18 + (((c19 + c20) + c21) + c22))
- Code(Counter(23)) at (prev + 1, 13) to (start + 1, 16)
- Code(Counter(24)) at (prev + 1, 17) to (start + 2, 10)
- Code(Zero) at (prev + 2, 10) to (start + 0, 11)
- Code(Expression(57, Add)) at (prev + 2, 12) to (start + 0, 25)
= (c24 + Zero)
- Code(Counter(25)) at (prev + 0, 26) to (start + 2, 10)
- Code(Expression(56, Sub)) at (prev + 3, 17) to (start + 0, 30)
= ((c24 + Zero) - c25)
- Code(Expression(55, Sub)) at (prev + 1, 16) to (start + 0, 29)
= (((c24 + Zero) - c25) - c11)
- Code(Expression(54, Sub)) at (prev + 0, 33) to (start + 0, 46)
= ((((c24 + Zero) - c25) - c11) - c26)
- Code(Expression(53, Sub)) at (prev + 0, 50) to (start + 0, 64)
= (((((c24 + Zero) - c25) - c11) - c26) - c27)
- Code(Expression(66, Add)) at (prev + 0, 65) to (start + 2, 14)
= ((c26 + c27) + c28)
- Code(Counter(29)) at (prev + 2, 14) to (start + 0, 15)
- Code(Expression(65, Add)) at (prev + 1, 13) to (start + 0, 27)
= (((c26 + c27) + c28) + c29)
- Code(Counter(11)) at (prev + 2, 13) to (start + 0, 19)
- Code(Zero) at (prev + 2, 6) to (start + 0, 7)
- Code(Expression(63, Add)) at (prev + 2, 9) to (start + 1, 12)
= ((c25 + (((c26 + c27) + c28) + c29)) + Zero)
- Code(Counter(30)) at (prev + 1, 13) to (start + 2, 6)
- Code(Zero) at (prev + 2, 6) to (start + 0, 7)
- Code(Expression(123, Add)) at (prev + 2, 9) to (start + 0, 10)
= (c31 + (((c32 + c33) + c34) + c35))
- Code(Expression(86, Add)) at (prev + 0, 16) to (start + 0, 29)
= (c30 + Zero)
- Code(Counter(31)) at (prev + 0, 30) to (start + 2, 6)
- Code(Expression(85, Sub)) at (prev + 2, 15) to (start + 0, 28)
= ((c30 + Zero) - c31)
- Code(Expression(84, Sub)) at (prev + 1, 12) to (start + 0, 25)
= (((c30 + Zero) - c31) - c10)
- Code(Expression(83, Sub)) at (prev + 0, 29) to (start + 0, 42)
= ((((c30 + Zero) - c31) - c10) - c32)
- Code(Expression(82, Sub)) at (prev + 0, 46) to (start + 0, 60)
= (((((c30 + Zero) - c31) - c10) - c32) - c33)
- Code(Expression(125, Add)) at (prev + 0, 61) to (start + 2, 10)
= ((c32 + c33) + c34)
- Code(Counter(35)) at (prev + 2, 10) to (start + 0, 11)
- Code(Expression(124, Add)) at (prev + 1, 9) to (start + 0, 23)
= (((c32 + c33) + c34) + c35)
- Code(Counter(10)) at (prev + 2, 13) to (start + 2, 15)
- Code(Expression(133, Add)) at (prev + 5, 9) to (start + 0, 10)
= (c4 + (((c5 + c6) + c7) + c8))
- Code(Expression(96, Add)) at (prev + 0, 16) to (start + 0, 29)
= ((c31 + (((c32 + c33) + c34) + c35)) + Zero)
- Code(Counter(4)) at (prev + 0, 30) to (start + 2, 6)
- Code(Expression(122, Sub)) at (prev + 2, 15) to (start + 0, 28)
= ((c31 + (((c32 + c33) + c34) + c35)) - c4)
- Code(Expression(121, Sub)) at (prev + 1, 12) to (start + 0, 25)
= (((c31 + (((c32 + c33) + c34) + c35)) - c4) - c9)
- Code(Expression(120, Sub)) at (prev + 0, 29) to (start + 0, 42)
= ((((c31 + (((c32 + c33) + c34) + c35)) - c4) - c9) - c5)
- Code(Expression(119, Sub)) at (prev + 0, 46) to (start + 0, 60)
= (((((c31 + (((c32 + c33) + c34) + c35)) - c4) - c9) - c5) - c6)
- Code(Expression(135, Add)) at (prev + 0, 61) to (start + 2, 10)
= ((c5 + c6) + c7)
- Code(Counter(8)) at (prev + 2, 10) to (start + 0, 11)
- Code(Expression(134, Add)) at (prev + 1, 9) to (start + 0, 23)
= (((c5 + c6) + c7) + c8)
- Code(Counter(9)) at (prev + 2, 9) to (start + 0, 15)
- Code(Expression(132, Add)) at (prev + 2, 1) to (start + 0, 2)
= ((c4 + (((c5 + c6) + c7) + c8)) + (((c9 + c10) + (c11 + c12)) + (((c1 + Zero) - c2) - c3)))

View File

@ -0,0 +1,86 @@
#![allow(unused_assignments, unused_variables)]
fn main() {
let mut countdown = 0;
if true {
countdown = 10;
}
const B: u32 = 100;
let x = if countdown > 7 {
countdown -= 4;
B
} else if countdown > 2 {
if countdown < 1 || countdown > 5 || countdown != 9 {
countdown = 0;
}
countdown -= 5;
countdown
} else {
return;
};
let mut countdown = 0;
if true {
countdown = 10;
}
if countdown > 7 {
countdown -= 4;
} else if countdown > 2 {
if countdown < 1 || countdown > 5 || countdown != 9 {
countdown = 0;
}
countdown -= 5;
} else {
return;
}
if true {
let mut countdown = 0;
if true {
countdown = 10;
}
if countdown > 7 {
countdown -= 4;
}
else if countdown > 2 {
if countdown < 1 || countdown > 5 || countdown != 9 {
countdown = 0;
}
countdown -= 5;
} else {
return;
}
}
let mut countdown = 0;
if true {
countdown = 1;
}
let z = if countdown > 7 {
countdown -= 4;
} else if countdown > 2 {
if countdown < 1 || countdown > 5 || countdown != 9 {
countdown = 0;
}
countdown -= 5;
} else {
let should_be_reachable = countdown;
println!("reached");
return;
};
let w = if countdown > 7 {
countdown -= 4;
} else if countdown > 2 {
if countdown < 1 || countdown > 5 || countdown != 9 {
countdown = 0;
}
countdown -= 5;
} else {
return;
};
}

View File

@ -0,0 +1,85 @@
Function name: continue::main
Raw bytes (216): 0x[01, 01, 1f, 01, 07, 05, 09, 03, 0d, 0d, 1f, 11, 15, 1b, 19, 0d, 1f, 11, 15, 15, 00, 19, 37, 1d, 21, 33, 25, 19, 37, 1d, 21, 1d, 00, 25, 4f, 29, 2d, 4b, 31, 25, 4f, 29, 2d, 31, 67, 35, 39, 5f, 3d, 31, 67, 35, 39, 35, 39, 3d, 41, 73, 45, 3d, 41, 41, 00, 49, 45, 1e, 01, 03, 01, 03, 12, 03, 04, 0e, 00, 13, 0a, 01, 0f, 00, 16, 05, 02, 11, 00, 19, 09, 02, 12, 04, 0e, 1b, 06, 0e, 00, 13, 16, 01, 0f, 00, 16, 15, 01, 16, 02, 0e, 11, 04, 11, 00, 19, 23, 03, 09, 00, 0e, 33, 02, 0e, 00, 13, 2e, 01, 0f, 00, 16, 1d, 01, 15, 02, 0e, 21, 04, 11, 00, 19, 3b, 03, 09, 00, 0e, 4b, 02, 0e, 00, 13, 46, 01, 0c, 00, 13, 29, 01, 0d, 00, 15, 2d, 01, 0a, 01, 0e, 5f, 03, 0e, 00, 13, 5a, 01, 0f, 00, 16, 39, 01, 16, 02, 0e, 35, 03, 12, 02, 0e, 67, 04, 09, 00, 0e, 73, 02, 0e, 00, 13, 6e, 01, 0f, 00, 16, 41, 01, 16, 02, 0e, 49, 04, 11, 00, 16, 77, 03, 09, 00, 0e, 7b, 02, 0d, 01, 02]
Number of files: 1
- file 0 => global file 1
Number of expressions: 31
- expression 0 operands: lhs = Counter(0), rhs = Expression(1, Add)
- expression 1 operands: lhs = Counter(1), rhs = Counter(2)
- expression 2 operands: lhs = Expression(0, Add), rhs = Counter(3)
- expression 3 operands: lhs = Counter(3), rhs = Expression(7, Add)
- expression 4 operands: lhs = Counter(4), rhs = Counter(5)
- expression 5 operands: lhs = Expression(6, Add), rhs = Counter(6)
- expression 6 operands: lhs = Counter(3), rhs = Expression(7, Add)
- expression 7 operands: lhs = Counter(4), rhs = Counter(5)
- expression 8 operands: lhs = Counter(5), rhs = Zero
- expression 9 operands: lhs = Counter(6), rhs = Expression(13, Add)
- expression 10 operands: lhs = Counter(7), rhs = Counter(8)
- expression 11 operands: lhs = Expression(12, Add), rhs = Counter(9)
- expression 12 operands: lhs = Counter(6), rhs = Expression(13, Add)
- expression 13 operands: lhs = Counter(7), rhs = Counter(8)
- expression 14 operands: lhs = Counter(7), rhs = Zero
- expression 15 operands: lhs = Counter(9), rhs = Expression(19, Add)
- expression 16 operands: lhs = Counter(10), rhs = Counter(11)
- expression 17 operands: lhs = Expression(18, Add), rhs = Counter(12)
- expression 18 operands: lhs = Counter(9), rhs = Expression(19, Add)
- expression 19 operands: lhs = Counter(10), rhs = Counter(11)
- expression 20 operands: lhs = Counter(12), rhs = Expression(25, Add)
- expression 21 operands: lhs = Counter(13), rhs = Counter(14)
- expression 22 operands: lhs = Expression(23, Add), rhs = Counter(15)
- expression 23 operands: lhs = Counter(12), rhs = Expression(25, Add)
- expression 24 operands: lhs = Counter(13), rhs = Counter(14)
- expression 25 operands: lhs = Counter(13), rhs = Counter(14)
- expression 26 operands: lhs = Counter(15), rhs = Counter(16)
- expression 27 operands: lhs = Expression(28, Add), rhs = Counter(17)
- expression 28 operands: lhs = Counter(15), rhs = Counter(16)
- expression 29 operands: lhs = Counter(16), rhs = Zero
- expression 30 operands: lhs = Counter(18), rhs = Counter(17)
Number of file 0 mappings: 30
- Code(Counter(0)) at (prev + 3, 1) to (start + 3, 18)
- Code(Expression(0, Add)) at (prev + 4, 14) to (start + 0, 19)
= (c0 + (c1 + c2))
- Code(Expression(2, Sub)) at (prev + 1, 15) to (start + 0, 22)
= ((c0 + (c1 + c2)) - c3)
- Code(Counter(1)) at (prev + 2, 17) to (start + 0, 25)
- Code(Counter(2)) at (prev + 2, 18) to (start + 4, 14)
- Code(Expression(6, Add)) at (prev + 6, 14) to (start + 0, 19)
= (c3 + (c4 + c5))
- Code(Expression(5, Sub)) at (prev + 1, 15) to (start + 0, 22)
= ((c3 + (c4 + c5)) - c6)
- Code(Counter(5)) at (prev + 1, 22) to (start + 2, 14)
- Code(Counter(4)) at (prev + 4, 17) to (start + 0, 25)
- Code(Expression(8, Add)) at (prev + 3, 9) to (start + 0, 14)
= (c5 + Zero)
- Code(Expression(12, Add)) at (prev + 2, 14) to (start + 0, 19)
= (c6 + (c7 + c8))
- Code(Expression(11, Sub)) at (prev + 1, 15) to (start + 0, 22)
= ((c6 + (c7 + c8)) - c9)
- Code(Counter(7)) at (prev + 1, 21) to (start + 2, 14)
- Code(Counter(8)) at (prev + 4, 17) to (start + 0, 25)
- Code(Expression(14, Add)) at (prev + 3, 9) to (start + 0, 14)
= (c7 + Zero)
- Code(Expression(18, Add)) at (prev + 2, 14) to (start + 0, 19)
= (c9 + (c10 + c11))
- Code(Expression(17, Sub)) at (prev + 1, 12) to (start + 0, 19)
= ((c9 + (c10 + c11)) - c12)
- Code(Counter(10)) at (prev + 1, 13) to (start + 0, 21)
- Code(Counter(11)) at (prev + 1, 10) to (start + 1, 14)
- Code(Expression(23, Add)) at (prev + 3, 14) to (start + 0, 19)
= (c12 + (c13 + c14))
- Code(Expression(22, Sub)) at (prev + 1, 15) to (start + 0, 22)
= ((c12 + (c13 + c14)) - c15)
- Code(Counter(14)) at (prev + 1, 22) to (start + 2, 14)
- Code(Counter(13)) at (prev + 3, 18) to (start + 2, 14)
- Code(Expression(25, Add)) at (prev + 4, 9) to (start + 0, 14)
= (c13 + c14)
- Code(Expression(28, Add)) at (prev + 2, 14) to (start + 0, 19)
= (c15 + c16)
- Code(Expression(27, Sub)) at (prev + 1, 15) to (start + 0, 22)
= ((c15 + c16) - c17)
- Code(Counter(16)) at (prev + 1, 22) to (start + 2, 14)
- Code(Counter(18)) at (prev + 4, 17) to (start + 0, 22)
- Code(Expression(29, Add)) at (prev + 3, 9) to (start + 0, 14)
= (c16 + Zero)
- Code(Expression(30, Add)) at (prev + 2, 13) to (start + 1, 2)
= (c18 + c17)

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@ -0,0 +1,69 @@
#![allow(unused_assignments, unused_variables)]
fn main() {
let is_true = std::env::args().len() == 1;
let mut x = 0;
for _ in 0..10 {
match is_true {
true => {
continue;
}
_ => {
x = 1;
}
}
x = 3;
}
for _ in 0..10 {
match is_true {
false => {
x = 1;
}
_ => {
continue;
}
}
x = 3;
}
for _ in 0..10 {
match is_true {
true => {
x = 1;
}
_ => {
continue;
}
}
x = 3;
}
for _ in 0..10 {
if is_true {
continue;
}
x = 3;
}
for _ in 0..10 {
match is_true {
false => {
x = 1;
}
_ => {
let _ = x;
}
}
x = 3;
}
for _ in 0..10 {
match is_true {
false => {
x = 1;
}
_ => {
break;
}
}
x = 3;
}
let _ = x;
}

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@ -0,0 +1,37 @@
Function name: dead_code::main
Raw bytes (28): 0x[01, 01, 02, 01, 05, 05, 02, 04, 01, 1b, 01, 07, 0f, 05, 07, 10, 02, 06, 02, 02, 06, 00, 07, 07, 01, 01, 00, 02]
Number of files: 1
- file 0 => global file 1
Number of expressions: 2
- expression 0 operands: lhs = Counter(0), rhs = Counter(1)
- expression 1 operands: lhs = Counter(1), rhs = Expression(0, Sub)
Number of file 0 mappings: 4
- Code(Counter(0)) at (prev + 27, 1) to (start + 7, 15)
- Code(Counter(1)) at (prev + 7, 16) to (start + 2, 6)
- Code(Expression(0, Sub)) at (prev + 2, 6) to (start + 0, 7)
= (c0 - c1)
- Code(Expression(1, Add)) at (prev + 1, 1) to (start + 0, 2)
= (c1 + (c0 - c1))
Function name: dead_code::unused_fn (unused)
Raw bytes (24): 0x[01, 01, 00, 04, 01, 0f, 01, 07, 0f, 00, 07, 10, 02, 06, 00, 02, 06, 00, 07, 00, 01, 01, 00, 02]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 4
- Code(Counter(0)) at (prev + 15, 1) to (start + 7, 15)
- Code(Zero) at (prev + 7, 16) to (start + 2, 6)
- Code(Zero) at (prev + 2, 6) to (start + 0, 7)
- Code(Zero) at (prev + 1, 1) to (start + 0, 2)
Function name: dead_code::unused_pub_fn_not_in_library (unused)
Raw bytes (24): 0x[01, 01, 00, 04, 01, 03, 01, 07, 0f, 00, 07, 10, 02, 06, 00, 02, 06, 00, 07, 00, 01, 01, 00, 02]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 4
- Code(Counter(0)) at (prev + 3, 1) to (start + 7, 15)
- Code(Zero) at (prev + 7, 16) to (start + 2, 6)
- Code(Zero) at (prev + 2, 6) to (start + 0, 7)
- Code(Zero) at (prev + 1, 1) to (start + 0, 2)

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@ -0,0 +1,37 @@
#![allow(dead_code, unused_assignments, unused_variables)]
pub fn unused_pub_fn_not_in_library() {
// Initialize test constants in a way that cannot be determined at compile time, to ensure
// rustc and LLVM cannot optimize out statements (or coverage counters) downstream from
// dependent conditions.
let is_true = std::env::args().len() == 1;
let mut countdown = 0;
if is_true {
countdown = 10;
}
}
fn unused_fn() {
// Initialize test constants in a way that cannot be determined at compile time, to ensure
// rustc and LLVM cannot optimize out statements (or coverage counters) downstream from
// dependent conditions.
let is_true = std::env::args().len() == 1;
let mut countdown = 0;
if is_true {
countdown = 10;
}
}
fn main() {
// Initialize test constants in a way that cannot be determined at compile time, to ensure
// rustc and LLVM cannot optimize out statements (or coverage counters) downstream from
// dependent conditions.
let is_true = std::env::args().len() == 1;
let mut countdown = 0;
if is_true {
countdown = 10;
}
}

View File

@ -0,0 +1,21 @@
Function name: <drop_trait::Firework as core::ops::drop::Drop>::drop
Raw bytes (9): 0x[01, 01, 00, 01, 01, 09, 05, 02, 06]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 1
- Code(Counter(0)) at (prev + 9, 5) to (start + 2, 6)
Function name: drop_trait::main
Raw bytes (26): 0x[01, 01, 01, 05, 00, 04, 01, 0e, 01, 05, 0c, 05, 06, 09, 01, 16, 00, 02, 06, 04, 0b, 03, 05, 01, 00, 02]
Number of files: 1
- file 0 => global file 1
Number of expressions: 1
- expression 0 operands: lhs = Counter(1), rhs = Zero
Number of file 0 mappings: 4
- Code(Counter(0)) at (prev + 14, 1) to (start + 5, 12)
- Code(Counter(1)) at (prev + 6, 9) to (start + 1, 22)
- Code(Zero) at (prev + 2, 6) to (start + 4, 11)
- Code(Expression(0, Add)) at (prev + 5, 1) to (start + 0, 2)
= (c1 + Zero)

View File

@ -0,0 +1,33 @@
#![allow(unused_assignments)]
// failure-status: 1
struct Firework {
strength: i32,
}
impl Drop for Firework {
fn drop(&mut self) {
println!("BOOM times {}!!!", self.strength);
}
}
fn main() -> Result<(), u8> {
let _firecracker = Firework { strength: 1 };
let _tnt = Firework { strength: 100 };
if true {
println!("Exiting with error...");
return Err(1);
}
let _ = Firework { strength: 1000 };
Ok(())
}
// Expected program output:
// Exiting with error...
// BOOM times 100!!!
// BOOM times 1!!!
// Error: 1

View File

@ -0,0 +1,58 @@
Function name: generator::get_u32
Raw bytes (28): 0x[01, 01, 02, 01, 05, 05, 02, 04, 01, 0b, 01, 01, 0b, 05, 01, 0e, 00, 13, 02, 00, 1d, 00, 3c, 07, 01, 01, 00, 02]
Number of files: 1
- file 0 => global file 1
Number of expressions: 2
- expression 0 operands: lhs = Counter(0), rhs = Counter(1)
- expression 1 operands: lhs = Counter(1), rhs = Expression(0, Sub)
Number of file 0 mappings: 4
- Code(Counter(0)) at (prev + 11, 1) to (start + 1, 11)
- Code(Counter(1)) at (prev + 1, 14) to (start + 0, 19)
- Code(Expression(0, Sub)) at (prev + 0, 29) to (start + 0, 60)
= (c0 - c1)
- Code(Expression(1, Add)) at (prev + 1, 1) to (start + 0, 2)
= (c1 + (c0 - c1))
Function name: generator::main
Raw bytes (71): 0x[01, 01, 0b, 01, 00, 05, 0b, 09, 0d, 11, 00, 11, 15, 2a, 19, 11, 15, 15, 19, 26, 00, 2a, 19, 11, 15, 09, 01, 0f, 01, 02, 19, 03, 07, 0b, 00, 2e, 11, 01, 2b, 00, 2d, 07, 01, 0e, 00, 35, 0f, 02, 0b, 00, 2e, 2a, 01, 22, 00, 27, 26, 00, 2c, 00, 2e, 1f, 01, 0e, 00, 35, 23, 02, 01, 00, 02]
Number of files: 1
- file 0 => global file 1
Number of expressions: 11
- expression 0 operands: lhs = Counter(0), rhs = Zero
- expression 1 operands: lhs = Counter(1), rhs = Expression(2, Add)
- expression 2 operands: lhs = Counter(2), rhs = Counter(3)
- expression 3 operands: lhs = Counter(4), rhs = Zero
- expression 4 operands: lhs = Counter(4), rhs = Counter(5)
- expression 5 operands: lhs = Expression(10, Sub), rhs = Counter(6)
- expression 6 operands: lhs = Counter(4), rhs = Counter(5)
- expression 7 operands: lhs = Counter(5), rhs = Counter(6)
- expression 8 operands: lhs = Expression(9, Sub), rhs = Zero
- expression 9 operands: lhs = Expression(10, Sub), rhs = Counter(6)
- expression 10 operands: lhs = Counter(4), rhs = Counter(5)
Number of file 0 mappings: 9
- Code(Counter(0)) at (prev + 15, 1) to (start + 2, 25)
- Code(Expression(0, Add)) at (prev + 7, 11) to (start + 0, 46)
= (c0 + Zero)
- Code(Counter(4)) at (prev + 1, 43) to (start + 0, 45)
- Code(Expression(1, Add)) at (prev + 1, 14) to (start + 0, 53)
= (c1 + (c2 + c3))
- Code(Expression(3, Add)) at (prev + 2, 11) to (start + 0, 46)
= (c4 + Zero)
- Code(Expression(10, Sub)) at (prev + 1, 34) to (start + 0, 39)
= (c4 - c5)
- Code(Expression(9, Sub)) at (prev + 0, 44) to (start + 0, 46)
= ((c4 - c5) - c6)
- Code(Expression(7, Add)) at (prev + 1, 14) to (start + 0, 53)
= (c5 + c6)
- Code(Expression(8, Add)) at (prev + 2, 1) to (start + 0, 2)
= (((c4 - c5) - c6) + Zero)
Function name: generator::main::{closure#0}
Raw bytes (14): 0x[01, 01, 00, 02, 01, 11, 1c, 01, 1f, 05, 02, 10, 01, 06]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 2
- Code(Counter(0)) at (prev + 17, 28) to (start + 1, 31)
- Code(Counter(1)) at (prev + 2, 16) to (start + 1, 6)

View File

@ -0,0 +1,30 @@
#![feature(generators, generator_trait)]
use std::ops::{Generator, GeneratorState};
use std::pin::Pin;
// The following implementation of a function called from a `yield` statement
// (apparently requiring the Result and the `String` type or constructor)
// creates conditions where the `generator::StateTransform` MIR transform will
// drop all `Counter` `Coverage` statements from a MIR. `simplify.rs` has logic
// to handle this condition, and still report dead block coverage.
fn get_u32(val: bool) -> Result<u32, String> {
if val { Ok(1) } else { Err(String::from("some error")) }
}
fn main() {
let is_true = std::env::args().len() == 1;
let mut generator = || {
yield get_u32(is_true);
return "foo";
};
match Pin::new(&mut generator).resume(()) {
GeneratorState::Yielded(Ok(1)) => {}
_ => panic!("unexpected return from resume"),
}
match Pin::new(&mut generator).resume(()) {
GeneratorState::Complete("foo") => {}
_ => panic!("unexpected return from resume"),
}
}

View File

@ -0,0 +1,45 @@
Function name: <generics::Firework<f64> as core::ops::drop::Drop>::drop
Raw bytes (9): 0x[01, 01, 00, 01, 01, 11, 05, 02, 06]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 1
- Code(Counter(0)) at (prev + 17, 5) to (start + 2, 6)
Function name: <generics::Firework<f64>>::set_strength
Raw bytes (9): 0x[01, 01, 00, 01, 01, 0a, 05, 02, 06]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 1
- Code(Counter(0)) at (prev + 10, 5) to (start + 2, 6)
Function name: <generics::Firework<i32> as core::ops::drop::Drop>::drop
Raw bytes (9): 0x[01, 01, 00, 01, 01, 11, 05, 02, 06]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 1
- Code(Counter(0)) at (prev + 17, 5) to (start + 2, 6)
Function name: <generics::Firework<i32>>::set_strength
Raw bytes (9): 0x[01, 01, 00, 01, 01, 0a, 05, 02, 06]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 1
- Code(Counter(0)) at (prev + 10, 5) to (start + 2, 6)
Function name: generics::main
Raw bytes (26): 0x[01, 01, 01, 05, 00, 04, 01, 16, 01, 08, 0c, 05, 09, 09, 01, 16, 00, 02, 06, 04, 0b, 03, 05, 01, 00, 02]
Number of files: 1
- file 0 => global file 1
Number of expressions: 1
- expression 0 operands: lhs = Counter(1), rhs = Zero
Number of file 0 mappings: 4
- Code(Counter(0)) at (prev + 22, 1) to (start + 8, 12)
- Code(Counter(1)) at (prev + 9, 9) to (start + 1, 22)
- Code(Zero) at (prev + 2, 6) to (start + 4, 11)
- Code(Expression(0, Add)) at (prev + 5, 1) to (start + 0, 2)
= (c1 + Zero)

View File

@ -0,0 +1,44 @@
#![allow(unused_assignments)]
// failure-status: 1
struct Firework<T> where T: Copy + std::fmt::Display {
strength: T,
}
impl<T> Firework<T> where T: Copy + std::fmt::Display {
#[inline(always)]
fn set_strength(&mut self, new_strength: T) {
self.strength = new_strength;
}
}
impl<T> Drop for Firework<T> where T: Copy + std::fmt::Display {
#[inline(always)]
fn drop(&mut self) {
println!("BOOM times {}!!!", self.strength);
}
}
fn main() -> Result<(), u8> {
let mut firecracker = Firework { strength: 1 };
firecracker.set_strength(2);
let mut tnt = Firework { strength: 100.1 };
tnt.set_strength(200.1);
tnt.set_strength(300.3);
if true {
println!("Exiting with error...");
return Err(1);
}
let _ = Firework { strength: 1000 };
Ok(())
}
// Expected program output:
// Exiting with error...
// BOOM times 100!!!
// BOOM times 1!!!
// Error: 1

View File

@ -0,0 +1,15 @@
Function name: if::main
Raw bytes (28): 0x[01, 01, 02, 01, 05, 05, 02, 04, 01, 03, 01, 12, 10, 05, 13, 05, 05, 06, 02, 05, 06, 00, 07, 07, 01, 01, 00, 02]
Number of files: 1
- file 0 => global file 1
Number of expressions: 2
- expression 0 operands: lhs = Counter(0), rhs = Counter(1)
- expression 1 operands: lhs = Counter(1), rhs = Expression(0, Sub)
Number of file 0 mappings: 4
- Code(Counter(0)) at (prev + 3, 1) to (start + 18, 16)
- Code(Counter(1)) at (prev + 19, 5) to (start + 5, 6)
- Code(Expression(0, Sub)) at (prev + 5, 6) to (start + 0, 7)
= (c0 - c1)
- Code(Expression(1, Add)) at (prev + 1, 1) to (start + 0, 2)
= (c1 + (c0 - c1))

View File

@ -0,0 +1,28 @@
#![allow(unused_assignments, unused_variables)]
fn main() {
// Initialize test constants in a way that cannot be determined at compile time, to ensure
// rustc and LLVM cannot optimize out statements (or coverage counters) downstream from
// dependent conditions.
let
is_true
=
std::env::args().len()
==
1
;
let
mut
countdown
=
0
;
if
is_true
{
countdown
=
10
;
}
}

View File

@ -0,0 +1,25 @@
Function name: if_else::main
Raw bytes (53): 0x[01, 01, 07, 01, 05, 05, 02, 1b, 09, 05, 02, 09, 16, 1b, 09, 05, 02, 07, 01, 03, 01, 08, 10, 05, 09, 05, 05, 06, 02, 08, 09, 02, 10, 1b, 06, 09, 00, 10, 09, 01, 05, 05, 06, 16, 07, 05, 05, 06, 13, 06, 01, 00, 02]
Number of files: 1
- file 0 => global file 1
Number of expressions: 7
- expression 0 operands: lhs = Counter(0), rhs = Counter(1)
- expression 1 operands: lhs = Counter(1), rhs = Expression(0, Sub)
- expression 2 operands: lhs = Expression(6, Add), rhs = Counter(2)
- expression 3 operands: lhs = Counter(1), rhs = Expression(0, Sub)
- expression 4 operands: lhs = Counter(2), rhs = Expression(5, Sub)
- expression 5 operands: lhs = Expression(6, Add), rhs = Counter(2)
- expression 6 operands: lhs = Counter(1), rhs = Expression(0, Sub)
Number of file 0 mappings: 7
- Code(Counter(0)) at (prev + 3, 1) to (start + 8, 16)
- Code(Counter(1)) at (prev + 9, 5) to (start + 5, 6)
- Code(Expression(0, Sub)) at (prev + 8, 9) to (start + 2, 16)
= (c0 - c1)
- Code(Expression(6, Add)) at (prev + 6, 9) to (start + 0, 16)
= (c1 + (c0 - c1))
- Code(Counter(2)) at (prev + 1, 5) to (start + 5, 6)
- Code(Expression(5, Sub)) at (prev + 7, 5) to (start + 5, 6)
= ((c1 + (c0 - c1)) - c2)
- Code(Expression(4, Add)) at (prev + 6, 1) to (start + 0, 2)
= (c2 + ((c1 + (c0 - c1)) - c2))

View File

@ -0,0 +1,40 @@
#![allow(unused_assignments, unused_variables)]
fn main() {
// Initialize test constants in a way that cannot be determined at compile time, to ensure
// rustc and LLVM cannot optimize out statements (or coverage counters) downstream from
// dependent conditions.
let is_true = std::env::args().len() == 1;
let mut countdown = 0;
if
is_true
{
countdown
=
10
;
}
else // Note coverage region difference without semicolon
{
countdown
=
100
}
if
is_true
{
countdown
=
10
;
}
else
{
countdown
=
100
;
}
}

View File

@ -0,0 +1,45 @@
Function name: inline_dead::dead (unused)
Raw bytes (9): 0x[01, 01, 00, 01, 01, 19, 01, 02, 02]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 1
- Code(Counter(0)) at (prev + 25, 1) to (start + 2, 2)
Function name: inline_dead::live::<false>
Raw bytes (28): 0x[01, 01, 02, 01, 05, 05, 02, 04, 01, 10, 01, 01, 09, 00, 02, 09, 00, 0f, 02, 02, 09, 00, 0a, 07, 02, 01, 00, 02]
Number of files: 1
- file 0 => global file 1
Number of expressions: 2
- expression 0 operands: lhs = Counter(0), rhs = Counter(1)
- expression 1 operands: lhs = Counter(1), rhs = Expression(0, Sub)
Number of file 0 mappings: 4
- Code(Counter(0)) at (prev + 16, 1) to (start + 1, 9)
- Code(Zero) at (prev + 2, 9) to (start + 0, 15)
- Code(Expression(0, Sub)) at (prev + 2, 9) to (start + 0, 10)
= (c0 - c1)
- Code(Expression(1, Add)) at (prev + 2, 1) to (start + 0, 2)
= (c1 + (c0 - c1))
Function name: inline_dead::main
Raw bytes (16): 0x[01, 01, 01, 01, 00, 02, 01, 04, 01, 03, 0d, 03, 07, 06, 02, 02]
Number of files: 1
- file 0 => global file 1
Number of expressions: 1
- expression 0 operands: lhs = Counter(0), rhs = Zero
Number of file 0 mappings: 2
- Code(Counter(0)) at (prev + 4, 1) to (start + 3, 13)
- Code(Expression(0, Add)) at (prev + 7, 6) to (start + 2, 2)
= (c0 + Zero)
Function name: inline_dead::main::{closure#0}
Raw bytes (16): 0x[01, 01, 01, 01, 05, 02, 00, 09, 0d, 00, 0e, 03, 02, 05, 00, 06]
Number of files: 1
- file 0 => global file 1
Number of expressions: 1
- expression 0 operands: lhs = Counter(0), rhs = Counter(1)
Number of file 0 mappings: 2
- Code(Zero) at (prev + 9, 13) to (start + 0, 14)
- Code(Expression(0, Add)) at (prev + 2, 5) to (start + 0, 6)
= (c0 + c1)

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@ -0,0 +1,27 @@
// Regression test for issue #98833.
// compile-flags: -Zinline-mir -Cdebug-assertions=off
fn main() {
println!("{}", live::<false>());
let f = |x: bool| {
debug_assert!(
x
);
};
f(false);
}
#[inline]
fn live<const B: bool>() -> u32 {
if B {
dead()
} else {
0
}
}
#[inline]
fn dead() -> u32 {
42
}

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@ -0,0 +1,82 @@
Function name: inline::display::<char>
Raw bytes (35): 0x[01, 01, 03, 01, 05, 05, 00, 03, 05, 05, 01, 29, 01, 00, 22, 05, 01, 09, 00, 0a, 03, 00, 0e, 00, 10, 07, 00, 11, 02, 06, 0a, 03, 05, 01, 02]
Number of files: 1
- file 0 => global file 1
Number of expressions: 3
- expression 0 operands: lhs = Counter(0), rhs = Counter(1)
- expression 1 operands: lhs = Counter(1), rhs = Zero
- expression 2 operands: lhs = Expression(0, Add), rhs = Counter(1)
Number of file 0 mappings: 5
- Code(Counter(0)) at (prev + 41, 1) to (start + 0, 34)
- Code(Counter(1)) at (prev + 1, 9) to (start + 0, 10)
- Code(Expression(0, Add)) at (prev + 0, 14) to (start + 0, 16)
= (c0 + c1)
- Code(Expression(1, Add)) at (prev + 0, 17) to (start + 2, 6)
= (c1 + Zero)
- Code(Expression(2, Sub)) at (prev + 3, 5) to (start + 1, 2)
= ((c0 + c1) - c1)
Function name: inline::error
Raw bytes (9): 0x[01, 01, 00, 01, 01, 31, 01, 02, 02]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 1
- Code(Counter(0)) at (prev + 49, 1) to (start + 2, 2)
Function name: inline::length::<char>
Raw bytes (9): 0x[01, 01, 00, 01, 01, 1e, 01, 02, 02]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 1
- Code(Counter(0)) at (prev + 30, 1) to (start + 2, 2)
Function name: inline::main
Raw bytes (9): 0x[01, 01, 00, 01, 01, 05, 01, 02, 02]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 1
- Code(Counter(0)) at (prev + 5, 1) to (start + 2, 2)
Function name: inline::permutate::<char>
Raw bytes (54): 0x[01, 01, 05, 01, 05, 02, 0d, 11, 00, 05, 13, 09, 0d, 08, 01, 0f, 01, 02, 0e, 05, 02, 0f, 02, 06, 02, 02, 0f, 00, 14, 11, 01, 0d, 00, 0e, 06, 00, 12, 00, 16, 0b, 00, 17, 04, 0a, 0d, 05, 0c, 02, 06, 0f, 03, 01, 00, 02]
Number of files: 1
- file 0 => global file 1
Number of expressions: 5
- expression 0 operands: lhs = Counter(0), rhs = Counter(1)
- expression 1 operands: lhs = Expression(0, Sub), rhs = Counter(3)
- expression 2 operands: lhs = Counter(4), rhs = Zero
- expression 3 operands: lhs = Counter(1), rhs = Expression(4, Add)
- expression 4 operands: lhs = Counter(2), rhs = Counter(3)
Number of file 0 mappings: 8
- Code(Counter(0)) at (prev + 15, 1) to (start + 2, 14)
- Code(Counter(1)) at (prev + 2, 15) to (start + 2, 6)
- Code(Expression(0, Sub)) at (prev + 2, 15) to (start + 0, 20)
= (c0 - c1)
- Code(Counter(4)) at (prev + 1, 13) to (start + 0, 14)
- Code(Expression(1, Sub)) at (prev + 0, 18) to (start + 0, 22)
= ((c0 - c1) - c3)
- Code(Expression(2, Add)) at (prev + 0, 23) to (start + 4, 10)
= (c4 + Zero)
- Code(Counter(3)) at (prev + 5, 12) to (start + 2, 6)
- Code(Expression(3, Add)) at (prev + 3, 1) to (start + 0, 2)
= (c1 + (c2 + c3))
Function name: inline::permutations::<char>
Raw bytes (9): 0x[01, 01, 00, 01, 01, 0a, 01, 03, 02]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 1
- Code(Counter(0)) at (prev + 10, 1) to (start + 3, 2)
Function name: inline::swap::<char>
Raw bytes (9): 0x[01, 01, 00, 01, 01, 23, 01, 04, 02]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 1
- Code(Counter(0)) at (prev + 35, 1) to (start + 4, 2)

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@ -0,0 +1,51 @@
// compile-flags: -Zinline-mir
use std::fmt::Display;
fn main() {
permutations(&['a', 'b', 'c']);
}
#[inline(always)]
fn permutations<T: Copy + Display>(xs: &[T]) {
let mut ys = xs.to_owned();
permutate(&mut ys, 0);
}
fn permutate<T: Copy + Display>(xs: &mut [T], k: usize) {
let n = length(xs);
if k == n {
display(xs);
} else if k < n {
for i in k..n {
swap(xs, i, k);
permutate(xs, k + 1);
swap(xs, i, k);
}
} else {
error();
}
}
fn length<T>(xs: &[T]) -> usize {
xs.len()
}
#[inline]
fn swap<T: Copy>(xs: &mut [T], i: usize, j: usize) {
let t = xs[i];
xs[i] = xs[j];
xs[j] = t;
}
fn display<T: Display>(xs: &[T]) {
for x in xs {
print!("{}", x);
}
println!();
}
#[inline(always)]
fn error() {
panic!("error");
}

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@ -0,0 +1,49 @@
Function name: <inner_items::main::InStruct as inner_items::main::InTrait>::default_trait_func
Raw bytes (9): 0x[01, 01, 00, 01, 01, 21, 09, 03, 0a]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 1
- Code(Counter(0)) at (prev + 33, 9) to (start + 3, 10)
Function name: <inner_items::main::InStruct as inner_items::main::InTrait>::trait_func
Raw bytes (9): 0x[01, 01, 00, 01, 01, 28, 09, 03, 0a]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 1
- Code(Counter(0)) at (prev + 40, 9) to (start + 3, 10)
Function name: inner_items::main
Raw bytes (53): 0x[01, 01, 07, 01, 05, 05, 02, 1b, 09, 05, 02, 09, 16, 1b, 09, 05, 02, 07, 01, 03, 01, 07, 0f, 05, 07, 10, 02, 06, 02, 02, 06, 00, 07, 1b, 24, 08, 00, 0f, 09, 00, 10, 02, 06, 16, 02, 06, 00, 07, 13, 02, 09, 05, 02]
Number of files: 1
- file 0 => global file 1
Number of expressions: 7
- expression 0 operands: lhs = Counter(0), rhs = Counter(1)
- expression 1 operands: lhs = Counter(1), rhs = Expression(0, Sub)
- expression 2 operands: lhs = Expression(6, Add), rhs = Counter(2)
- expression 3 operands: lhs = Counter(1), rhs = Expression(0, Sub)
- expression 4 operands: lhs = Counter(2), rhs = Expression(5, Sub)
- expression 5 operands: lhs = Expression(6, Add), rhs = Counter(2)
- expression 6 operands: lhs = Counter(1), rhs = Expression(0, Sub)
Number of file 0 mappings: 7
- Code(Counter(0)) at (prev + 3, 1) to (start + 7, 15)
- Code(Counter(1)) at (prev + 7, 16) to (start + 2, 6)
- Code(Expression(0, Sub)) at (prev + 2, 6) to (start + 0, 7)
= (c0 - c1)
- Code(Expression(6, Add)) at (prev + 36, 8) to (start + 0, 15)
= (c1 + (c0 - c1))
- Code(Counter(2)) at (prev + 0, 16) to (start + 2, 6)
- Code(Expression(5, Sub)) at (prev + 2, 6) to (start + 0, 7)
= ((c1 + (c0 - c1)) - c2)
- Code(Expression(4, Add)) at (prev + 2, 9) to (start + 5, 2)
= (c2 + ((c1 + (c0 - c1)) - c2))
Function name: inner_items::main::in_func
Raw bytes (9): 0x[01, 01, 00, 01, 01, 12, 05, 04, 06]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 1
- Code(Counter(0)) at (prev + 18, 5) to (start + 4, 6)

View File

@ -0,0 +1,57 @@
#![allow(unused_assignments, unused_variables, dead_code)]
fn main() {
// Initialize test constants in a way that cannot be determined at compile time, to ensure
// rustc and LLVM cannot optimize out statements (or coverage counters) downstream from
// dependent conditions.
let is_true = std::env::args().len() == 1;
let mut countdown = 0;
if is_true {
countdown = 10;
}
mod in_mod {
const IN_MOD_CONST: u32 = 1000;
}
fn in_func(a: u32) {
let b = 1;
let c = a + b;
println!("c = {}", c)
}
struct InStruct {
in_struct_field: u32,
}
const IN_CONST: u32 = 1234;
trait InTrait {
fn trait_func(&mut self, incr: u32);
fn default_trait_func(&mut self) {
in_func(IN_CONST);
self.trait_func(IN_CONST);
}
}
impl InTrait for InStruct {
fn trait_func(&mut self, incr: u32) {
self.in_struct_field += incr;
in_func(self.in_struct_field);
}
}
type InType = String;
if is_true {
in_func(countdown);
}
let mut val = InStruct {
in_struct_field: 101,
};
val.default_trait_func();
}

View File

@ -0,0 +1,28 @@
Function name: <issue_83601::Foo as core::cmp::PartialEq>::eq
Raw bytes (9): 0x[01, 01, 00, 01, 01, 03, 11, 00, 1a]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 1
- Code(Counter(0)) at (prev + 3, 17) to (start + 0, 26)
Function name: <issue_83601::Foo as core::fmt::Debug>::fmt
Raw bytes (9): 0x[01, 01, 00, 01, 01, 03, 0a, 00, 0f]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 1
- Code(Counter(0)) at (prev + 3, 10) to (start + 0, 15)
Function name: issue_83601::main
Raw bytes (21): 0x[01, 01, 01, 05, 09, 03, 01, 06, 01, 02, 1c, 05, 03, 09, 01, 1c, 02, 02, 05, 03, 02]
Number of files: 1
- file 0 => global file 1
Number of expressions: 1
- expression 0 operands: lhs = Counter(1), rhs = Counter(2)
Number of file 0 mappings: 3
- Code(Counter(0)) at (prev + 6, 1) to (start + 2, 28)
- Code(Counter(1)) at (prev + 3, 9) to (start + 1, 28)
- Code(Expression(0, Sub)) at (prev + 2, 5) to (start + 3, 2)
= (c1 - c2)

View File

@ -0,0 +1,14 @@
// Shows that rust-lang/rust/83601 is resolved
#[derive(Debug, PartialEq, Eq)]
struct Foo(u32);
fn main() {
let bar = Foo(1);
assert_eq!(bar, Foo(1));
let baz = Foo(0);
assert_ne!(baz, Foo(1));
println!("{:?}", Foo(1));
println!("{:?}", bar);
println!("{:?}", baz);
}

View File

@ -0,0 +1,233 @@
Function name: <issue_84561::Foo as core::cmp::PartialEq>::eq
Raw bytes (14): 0x[01, 01, 00, 02, 01, 04, 0a, 00, 13, 00, 00, 0a, 00, 13]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 2
- Code(Counter(0)) at (prev + 4, 10) to (start + 0, 19)
- Code(Zero) at (prev + 0, 10) to (start + 0, 19)
Function name: <issue_84561::Foo as core::fmt::Debug>::fmt
Raw bytes (29): 0x[01, 01, 02, 01, 05, 05, 02, 04, 01, 89, 01, 09, 00, 25, 05, 00, 25, 00, 26, 02, 01, 09, 00, 0f, 07, 01, 05, 00, 06]
Number of files: 1
- file 0 => global file 1
Number of expressions: 2
- expression 0 operands: lhs = Counter(0), rhs = Counter(1)
- expression 1 operands: lhs = Counter(1), rhs = Expression(0, Sub)
Number of file 0 mappings: 4
- Code(Counter(0)) at (prev + 137, 9) to (start + 0, 37)
- Code(Counter(1)) at (prev + 0, 37) to (start + 0, 38)
- Code(Expression(0, Sub)) at (prev + 1, 9) to (start + 0, 15)
= (c0 - c1)
- Code(Expression(1, Add)) at (prev + 1, 5) to (start + 0, 6)
= (c1 + (c0 - c1))
Function name: issue_84561::main
Raw bytes (10): 0x[01, 01, 00, 01, 01, b2, 01, 01, 04, 02]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 1
- Code(Counter(0)) at (prev + 178, 1) to (start + 4, 2)
Function name: issue_84561::test1
Raw bytes (78): 0x[01, 01, 0e, 05, 06, 01, 05, 09, 36, 03, 09, 0d, 2e, 33, 0d, 09, 36, 03, 09, 11, 26, 2b, 11, 0d, 2e, 33, 0d, 09, 36, 03, 09, 09, 01, 98, 01, 01, 01, 0b, 05, 01, 0c, 00, 1e, 03, 01, 05, 00, 0b, 09, 00, 0c, 00, 1e, 33, 01, 0d, 01, 0b, 0d, 01, 0c, 00, 1e, 2b, 01, 05, 03, 0b, 11, 03, 0c, 00, 1e, 23, 01, 01, 00, 02]
Number of files: 1
- file 0 => global file 1
Number of expressions: 14
- expression 0 operands: lhs = Counter(1), rhs = Expression(1, Sub)
- expression 1 operands: lhs = Counter(0), rhs = Counter(1)
- expression 2 operands: lhs = Counter(2), rhs = Expression(13, Sub)
- expression 3 operands: lhs = Expression(0, Add), rhs = Counter(2)
- expression 4 operands: lhs = Counter(3), rhs = Expression(11, Sub)
- expression 5 operands: lhs = Expression(12, Add), rhs = Counter(3)
- expression 6 operands: lhs = Counter(2), rhs = Expression(13, Sub)
- expression 7 operands: lhs = Expression(0, Add), rhs = Counter(2)
- expression 8 operands: lhs = Counter(4), rhs = Expression(9, Sub)
- expression 9 operands: lhs = Expression(10, Add), rhs = Counter(4)
- expression 10 operands: lhs = Counter(3), rhs = Expression(11, Sub)
- expression 11 operands: lhs = Expression(12, Add), rhs = Counter(3)
- expression 12 operands: lhs = Counter(2), rhs = Expression(13, Sub)
- expression 13 operands: lhs = Expression(0, Add), rhs = Counter(2)
Number of file 0 mappings: 9
- Code(Counter(0)) at (prev + 152, 1) to (start + 1, 11)
- Code(Counter(1)) at (prev + 1, 12) to (start + 0, 30)
- Code(Expression(0, Add)) at (prev + 1, 5) to (start + 0, 11)
= (c1 + (c0 - c1))
- Code(Counter(2)) at (prev + 0, 12) to (start + 0, 30)
- Code(Expression(12, Add)) at (prev + 1, 13) to (start + 1, 11)
= (c2 + ((c1 + (c0 - c1)) - c2))
- Code(Counter(3)) at (prev + 1, 12) to (start + 0, 30)
- Code(Expression(10, Add)) at (prev + 1, 5) to (start + 3, 11)
= (c3 + ((c2 + ((c1 + (c0 - c1)) - c2)) - c3))
- Code(Counter(4)) at (prev + 3, 12) to (start + 0, 30)
- Code(Expression(8, Add)) at (prev + 1, 1) to (start + 0, 2)
= (c4 + ((c3 + ((c2 + ((c1 + (c0 - c1)) - c2)) - c3)) - c4))
Function name: issue_84561::test2
Raw bytes (24): 0x[01, 01, 02, 05, 06, 01, 05, 03, 01, ae, 01, 01, 01, 10, 05, 01, 11, 00, 23, 03, 01, 01, 00, 02]
Number of files: 1
- file 0 => global file 1
Number of expressions: 2
- expression 0 operands: lhs = Counter(1), rhs = Expression(1, Sub)
- expression 1 operands: lhs = Counter(0), rhs = Counter(1)
Number of file 0 mappings: 3
- Code(Counter(0)) at (prev + 174, 1) to (start + 1, 16)
- Code(Counter(1)) at (prev + 1, 17) to (start + 0, 35)
- Code(Expression(0, Add)) at (prev + 1, 1) to (start + 0, 2)
= (c1 + (c0 - c1))
Function name: issue_84561::test2::call_print
Raw bytes (10): 0x[01, 01, 00, 01, 01, a5, 01, 09, 02, 0a]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 1
- Code(Counter(0)) at (prev + 165, 9) to (start + 2, 10)
Function name: issue_84561::test3
Raw bytes (437): 0x[01, 01, 41, 05, 09, 0d, 11, 15, 19, 12, 1d, 15, 19, 21, 25, 1e, 29, 21, 25, 31, 39, 3d, 41, 2e, 45, 3d, 41, 42, 49, 45, 4d, 3f, 51, 42, 49, 45, 4d, 5d, 8a, 01, 8f, 01, 5d, 92, 01, 55, 51, 59, 92, 01, 55, 51, 59, 8f, 01, 5d, 92, 01, 55, 51, 59, 87, 01, 61, 5d, 8a, 01, 8f, 01, 5d, 92, 01, 55, 51, 59, 82, 01, 65, 87, 01, 61, 5d, 8a, 01, 8f, 01, 5d, 92, 01, 55, 51, 59, 75, f6, 01, fb, 01, 79, 71, fe, 01, 82, 02, 71, 69, 6d, 71, fe, 01, 82, 02, 71, 69, 6d, 69, 6d, 82, 02, 71, 69, 6d, fb, 01, 79, 71, fe, 01, 82, 02, 71, 69, 6d, f3, 01, 7d, 75, f6, 01, fb, 01, 79, 71, fe, 01, 82, 02, 71, 69, 6d, ee, 01, 81, 01, f3, 01, 7d, 75, f6, 01, fb, 01, 79, 71, fe, 01, 82, 02, 71, 69, 6d, 33, 01, 06, 01, 03, 1c, 05, 04, 09, 01, 1c, 02, 02, 05, 04, 1f, 0d, 05, 05, 00, 1f, 06, 01, 05, 00, 1f, 15, 01, 09, 01, 1c, 12, 02, 05, 00, 1f, 0e, 01, 05, 00, 0f, 00, 00, 20, 00, 30, 21, 01, 05, 03, 0f, 00, 03, 20, 00, 30, 00, 00, 33, 00, 41, 00, 00, 4b, 00, 5a, 1e, 01, 05, 00, 0f, 00, 05, 09, 03, 10, 00, 05, 0d, 00, 1b, 00, 02, 0d, 00, 1c, 1a, 04, 09, 05, 06, 31, 06, 05, 03, 06, 22, 04, 05, 03, 06, 3d, 04, 09, 04, 06, 2e, 05, 08, 00, 0f, 45, 01, 09, 03, 0a, 2a, 05, 09, 03, 0a, 3f, 05, 08, 00, 0f, 51, 01, 09, 00, 13, 00, 03, 0d, 00, 1d, 3a, 03, 09, 00, 13, 00, 03, 0d, 00, 1d, 87, 01, 03, 05, 00, 0f, 8f, 01, 01, 0c, 00, 13, 5d, 01, 0d, 00, 13, 8a, 01, 02, 0d, 00, 13, 82, 01, 04, 05, 02, 13, 65, 03, 0d, 00, 13, 7e, 02, 0d, 00, 13, f3, 01, 03, 05, 00, 0f, 69, 01, 0c, 00, 13, 6d, 01, 0d, 03, 0e, 75, 04, 0d, 00, 13, fb, 01, 02, 0d, 00, 17, 82, 02, 01, 14, 00, 1b, 71, 01, 15, 00, 1b, fe, 01, 02, 15, 00, 1b, f6, 01, 04, 0d, 00, 13, 7d, 03, 09, 00, 19, ee, 01, 02, 05, 00, 0f, ea, 01, 03, 09, 00, 22, 00, 02, 05, 00, 0f, 00, 03, 09, 00, 2c, 00, 02, 01, 00, 02]
Number of files: 1
- file 0 => global file 1
Number of expressions: 65
- expression 0 operands: lhs = Counter(1), rhs = Counter(2)
- expression 1 operands: lhs = Counter(3), rhs = Counter(4)
- expression 2 operands: lhs = Counter(5), rhs = Counter(6)
- expression 3 operands: lhs = Expression(4, Sub), rhs = Counter(7)
- expression 4 operands: lhs = Counter(5), rhs = Counter(6)
- expression 5 operands: lhs = Counter(8), rhs = Counter(9)
- expression 6 operands: lhs = Expression(7, Sub), rhs = Counter(10)
- expression 7 operands: lhs = Counter(8), rhs = Counter(9)
- expression 8 operands: lhs = Counter(12), rhs = Counter(14)
- expression 9 operands: lhs = Counter(15), rhs = Counter(16)
- expression 10 operands: lhs = Expression(11, Sub), rhs = Counter(17)
- expression 11 operands: lhs = Counter(15), rhs = Counter(16)
- expression 12 operands: lhs = Expression(16, Sub), rhs = Counter(18)
- expression 13 operands: lhs = Counter(17), rhs = Counter(19)
- expression 14 operands: lhs = Expression(15, Add), rhs = Counter(20)
- expression 15 operands: lhs = Expression(16, Sub), rhs = Counter(18)
- expression 16 operands: lhs = Counter(17), rhs = Counter(19)
- expression 17 operands: lhs = Counter(23), rhs = Expression(34, Sub)
- expression 18 operands: lhs = Expression(35, Add), rhs = Counter(23)
- expression 19 operands: lhs = Expression(36, Sub), rhs = Counter(21)
- expression 20 operands: lhs = Counter(20), rhs = Counter(22)
- expression 21 operands: lhs = Expression(36, Sub), rhs = Counter(21)
- expression 22 operands: lhs = Counter(20), rhs = Counter(22)
- expression 23 operands: lhs = Expression(35, Add), rhs = Counter(23)
- expression 24 operands: lhs = Expression(36, Sub), rhs = Counter(21)
- expression 25 operands: lhs = Counter(20), rhs = Counter(22)
- expression 26 operands: lhs = Expression(33, Add), rhs = Counter(24)
- expression 27 operands: lhs = Counter(23), rhs = Expression(34, Sub)
- expression 28 operands: lhs = Expression(35, Add), rhs = Counter(23)
- expression 29 operands: lhs = Expression(36, Sub), rhs = Counter(21)
- expression 30 operands: lhs = Counter(20), rhs = Counter(22)
- expression 31 operands: lhs = Expression(32, Sub), rhs = Counter(25)
- expression 32 operands: lhs = Expression(33, Add), rhs = Counter(24)
- expression 33 operands: lhs = Counter(23), rhs = Expression(34, Sub)
- expression 34 operands: lhs = Expression(35, Add), rhs = Counter(23)
- expression 35 operands: lhs = Expression(36, Sub), rhs = Counter(21)
- expression 36 operands: lhs = Counter(20), rhs = Counter(22)
- expression 37 operands: lhs = Counter(29), rhs = Expression(61, Sub)
- expression 38 operands: lhs = Expression(62, Add), rhs = Counter(30)
- expression 39 operands: lhs = Counter(28), rhs = Expression(63, Sub)
- expression 40 operands: lhs = Expression(64, Sub), rhs = Counter(28)
- expression 41 operands: lhs = Counter(26), rhs = Counter(27)
- expression 42 operands: lhs = Counter(28), rhs = Expression(63, Sub)
- expression 43 operands: lhs = Expression(64, Sub), rhs = Counter(28)
- expression 44 operands: lhs = Counter(26), rhs = Counter(27)
- expression 45 operands: lhs = Counter(26), rhs = Counter(27)
- expression 46 operands: lhs = Expression(64, Sub), rhs = Counter(28)
- expression 47 operands: lhs = Counter(26), rhs = Counter(27)
- expression 48 operands: lhs = Expression(62, Add), rhs = Counter(30)
- expression 49 operands: lhs = Counter(28), rhs = Expression(63, Sub)
- expression 50 operands: lhs = Expression(64, Sub), rhs = Counter(28)
- expression 51 operands: lhs = Counter(26), rhs = Counter(27)
- expression 52 operands: lhs = Expression(60, Add), rhs = Counter(31)
- expression 53 operands: lhs = Counter(29), rhs = Expression(61, Sub)
- expression 54 operands: lhs = Expression(62, Add), rhs = Counter(30)
- expression 55 operands: lhs = Counter(28), rhs = Expression(63, Sub)
- expression 56 operands: lhs = Expression(64, Sub), rhs = Counter(28)
- expression 57 operands: lhs = Counter(26), rhs = Counter(27)
- expression 58 operands: lhs = Expression(59, Sub), rhs = Counter(32)
- expression 59 operands: lhs = Expression(60, Add), rhs = Counter(31)
- expression 60 operands: lhs = Counter(29), rhs = Expression(61, Sub)
- expression 61 operands: lhs = Expression(62, Add), rhs = Counter(30)
- expression 62 operands: lhs = Counter(28), rhs = Expression(63, Sub)
- expression 63 operands: lhs = Expression(64, Sub), rhs = Counter(28)
- expression 64 operands: lhs = Counter(26), rhs = Counter(27)
Number of file 0 mappings: 51
- Code(Counter(0)) at (prev + 6, 1) to (start + 3, 28)
- Code(Counter(1)) at (prev + 4, 9) to (start + 1, 28)
- Code(Expression(0, Sub)) at (prev + 2, 5) to (start + 4, 31)
= (c1 - c2)
- Code(Counter(3)) at (prev + 5, 5) to (start + 0, 31)
- Code(Expression(1, Sub)) at (prev + 1, 5) to (start + 0, 31)
= (c3 - c4)
- Code(Counter(5)) at (prev + 1, 9) to (start + 1, 28)
- Code(Expression(4, Sub)) at (prev + 2, 5) to (start + 0, 31)
= (c5 - c6)
- Code(Expression(3, Sub)) at (prev + 1, 5) to (start + 0, 15)
= ((c5 - c6) - c7)
- Code(Zero) at (prev + 0, 32) to (start + 0, 48)
- Code(Counter(8)) at (prev + 1, 5) to (start + 3, 15)
- Code(Zero) at (prev + 3, 32) to (start + 0, 48)
- Code(Zero) at (prev + 0, 51) to (start + 0, 65)
- Code(Zero) at (prev + 0, 75) to (start + 0, 90)
- Code(Expression(7, Sub)) at (prev + 1, 5) to (start + 0, 15)
= (c8 - c9)
- Code(Zero) at (prev + 5, 9) to (start + 3, 16)
- Code(Zero) at (prev + 5, 13) to (start + 0, 27)
- Code(Zero) at (prev + 2, 13) to (start + 0, 28)
- Code(Expression(6, Sub)) at (prev + 4, 9) to (start + 5, 6)
= ((c8 - c9) - c10)
- Code(Counter(12)) at (prev + 6, 5) to (start + 3, 6)
- Code(Expression(8, Sub)) at (prev + 4, 5) to (start + 3, 6)
= (c12 - c14)
- Code(Counter(15)) at (prev + 4, 9) to (start + 4, 6)
- Code(Expression(11, Sub)) at (prev + 5, 8) to (start + 0, 15)
= (c15 - c16)
- Code(Counter(17)) at (prev + 1, 9) to (start + 3, 10)
- Code(Expression(10, Sub)) at (prev + 5, 9) to (start + 3, 10)
= ((c15 - c16) - c17)
- Code(Expression(15, Add)) at (prev + 5, 8) to (start + 0, 15)
= ((c17 - c19) + c18)
- Code(Counter(20)) at (prev + 1, 9) to (start + 0, 19)
- Code(Zero) at (prev + 3, 13) to (start + 0, 29)
- Code(Expression(14, Sub)) at (prev + 3, 9) to (start + 0, 19)
= (((c17 - c19) + c18) - c20)
- Code(Zero) at (prev + 3, 13) to (start + 0, 29)
- Code(Expression(33, Add)) at (prev + 3, 5) to (start + 0, 15)
= (c23 + (((c20 - c22) + c21) - c23))
- Code(Expression(35, Add)) at (prev + 1, 12) to (start + 0, 19)
= ((c20 - c22) + c21)
- Code(Counter(23)) at (prev + 1, 13) to (start + 0, 19)
- Code(Expression(34, Sub)) at (prev + 2, 13) to (start + 0, 19)
= (((c20 - c22) + c21) - c23)
- Code(Expression(32, Sub)) at (prev + 4, 5) to (start + 2, 19)
= ((c23 + (((c20 - c22) + c21) - c23)) - c24)
- Code(Counter(25)) at (prev + 3, 13) to (start + 0, 19)
- Code(Expression(31, Sub)) at (prev + 2, 13) to (start + 0, 19)
= (((c23 + (((c20 - c22) + c21) - c23)) - c24) - c25)
- Code(Expression(60, Add)) at (prev + 3, 5) to (start + 0, 15)
= (c29 + ((c28 + ((c26 - c27) - c28)) - c30))
- Code(Counter(26)) at (prev + 1, 12) to (start + 0, 19)
- Code(Counter(27)) at (prev + 1, 13) to (start + 3, 14)
- Code(Counter(29)) at (prev + 4, 13) to (start + 0, 19)
- Code(Expression(62, Add)) at (prev + 2, 13) to (start + 0, 23)
= (c28 + ((c26 - c27) - c28))
- Code(Expression(64, Sub)) at (prev + 1, 20) to (start + 0, 27)
= (c26 - c27)
- Code(Counter(28)) at (prev + 1, 21) to (start + 0, 27)
- Code(Expression(63, Sub)) at (prev + 2, 21) to (start + 0, 27)
= ((c26 - c27) - c28)
- Code(Expression(61, Sub)) at (prev + 4, 13) to (start + 0, 19)
= ((c28 + ((c26 - c27) - c28)) - c30)
- Code(Counter(31)) at (prev + 3, 9) to (start + 0, 25)
- Code(Expression(59, Sub)) at (prev + 2, 5) to (start + 0, 15)
= ((c29 + ((c28 + ((c26 - c27) - c28)) - c30)) - c31)
- Code(Expression(58, Sub)) at (prev + 3, 9) to (start + 0, 34)
= (((c29 + ((c28 + ((c26 - c27) - c28)) - c30)) - c31) - c32)
- Code(Zero) at (prev + 2, 5) to (start + 0, 15)
- Code(Zero) at (prev + 3, 9) to (start + 0, 44)
- Code(Zero) at (prev + 2, 1) to (start + 0, 2)

View File

@ -0,0 +1,182 @@
// This demonstrated Issue #84561: function-like macros produce unintuitive coverage results.
// failure-status: 101
#[derive(PartialEq, Eq)]
struct Foo(u32);
fn test3() {
let is_true = std::env::args().len() == 1;
let bar = Foo(1);
assert_eq!(bar, Foo(1));
let baz = Foo(0);
assert_ne!(baz, Foo(1));
println!("{:?}", Foo(1));
println!("{:?}", bar);
println!("{:?}", baz);
assert_eq!(Foo(1), Foo(1));
assert_ne!(Foo(0), Foo(1));
assert_eq!(Foo(2), Foo(2));
let bar = Foo(0);
assert_ne!(bar, Foo(3));
assert_ne!(Foo(0), Foo(4));
assert_eq!(Foo(3), Foo(3), "with a message");
println!("{:?}", bar);
println!("{:?}", Foo(1));
assert_ne!(Foo(0), Foo(5), "{}", if is_true { "true message" } else { "false message" });
assert_ne!(
Foo(0)
,
Foo(5)
,
"{}"
,
if
is_true
{
"true message"
} else {
"false message"
}
);
let is_true = std::env::args().len() == 1;
assert_eq!(
Foo(1),
Foo(1)
);
assert_ne!(
Foo(0),
Foo(1)
);
assert_eq!(
Foo(2),
Foo(2)
);
let bar = Foo(1);
assert_ne!(
bar,
Foo(3)
);
if is_true {
assert_ne!(
Foo(0),
Foo(4)
);
} else {
assert_eq!(
Foo(3),
Foo(3)
);
}
if is_true {
assert_ne!(
Foo(0),
Foo(4),
"with a message"
);
} else {
assert_eq!(
Foo(3),
Foo(3),
"with a message"
);
}
assert_ne!(
if is_true {
Foo(0)
} else {
Foo(1)
},
Foo(5)
);
assert_ne!(
Foo(5),
if is_true {
Foo(0)
} else {
Foo(1)
}
);
assert_ne!(
if is_true {
assert_eq!(
Foo(3),
Foo(3)
);
Foo(0)
} else {
assert_ne!(
if is_true {
Foo(0)
} else {
Foo(1)
},
Foo(5)
);
Foo(1)
},
Foo(5),
"with a message"
);
assert_eq!(
Foo(1),
Foo(3),
"this assert should fail"
);
assert_eq!(
Foo(3),
Foo(3),
"this assert should not be reached"
);
}
impl std::fmt::Debug for Foo {
fn fmt(&self, f: &mut std::fmt::Formatter) -> std::fmt::Result {
write!(f, "try and succeed")?;
Ok(())
}
}
static mut DEBUG_LEVEL_ENABLED: bool = false;
macro_rules! debug {
($($arg:tt)+) => (
if unsafe { DEBUG_LEVEL_ENABLED } {
println!($($arg)+);
}
);
}
fn test1() {
debug!("debug is enabled");
debug!("debug is enabled");
let _ = 0;
debug!("debug is enabled");
unsafe {
DEBUG_LEVEL_ENABLED = true;
}
debug!("debug is enabled");
}
macro_rules! call_debug {
($($arg:tt)+) => (
fn call_print(s: &str) {
print!("{}", s);
}
call_print("called from call_debug: ");
debug!($($arg)+);
);
}
fn test2() {
call_debug!("debug is enabled");
}
fn main() {
test1();
test2();
test3();
}

View File

@ -0,0 +1,24 @@
Function name: issue_93054::foo2 (unused)
Raw bytes (9): 0x[01, 01, 00, 01, 01, 16, 01, 00, 1d]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 1
- Code(Counter(0)) at (prev + 22, 1) to (start + 0, 29)
Function name: issue_93054::main
Raw bytes (9): 0x[01, 01, 00, 01, 01, 1e, 01, 00, 0d]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 1
- Code(Counter(0)) at (prev + 30, 1) to (start + 0, 13)
Function name: issue_93054::make (unused)
Raw bytes (9): 0x[01, 01, 00, 01, 01, 1a, 01, 02, 02]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 1
- Code(Counter(0)) at (prev + 26, 1) to (start + 2, 2)

View File

@ -0,0 +1,30 @@
#![allow(dead_code, unreachable_code)]
// Regression test for #93054: Functions using uninhabited types often only have a single,
// unreachable basic block which doesn't get instrumented. This should not cause llvm-cov to fail.
// Since these kinds functions can't be invoked anyway, it's ok to not have coverage data for them.
// compile-flags: --edition=2021
enum Never {}
impl Never {
fn foo(self) {
match self {}
make().map(|never| match never {});
}
fn bar(&self) {
match *self {}
}
}
async fn foo2(never: Never) {
match never {}
}
fn make() -> Option<Never> {
None
}
fn main() {}

View File

@ -0,0 +1,223 @@
Function name: lazy_boolean::main
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Number of files: 1
- file 0 => global file 1
Number of expressions: 168
- expression 0 operands: lhs = Counter(0), rhs = Counter(1)
- expression 1 operands: lhs = Counter(2), rhs = Expression(166, Sub)
- expression 2 operands: lhs = Expression(167, Add), rhs = Counter(2)
- expression 3 operands: lhs = Counter(1), rhs = Expression(0, Sub)
- expression 4 operands: lhs = Counter(1), rhs = Expression(0, Sub)
- expression 5 operands: lhs = Expression(167, Add), rhs = Counter(2)
- expression 6 operands: lhs = Counter(1), rhs = Expression(0, Sub)
- expression 7 operands: lhs = Counter(3), rhs = Expression(164, Sub)
- expression 8 operands: lhs = Expression(165, Add), rhs = Counter(3)
- expression 9 operands: lhs = Counter(2), rhs = Expression(166, Sub)
- expression 10 operands: lhs = Expression(167, Add), rhs = Counter(2)
- expression 11 operands: lhs = Counter(1), rhs = Expression(0, Sub)
- expression 12 operands: lhs = Expression(165, Add), rhs = Zero
- expression 13 operands: lhs = Counter(2), rhs = Expression(166, Sub)
- expression 14 operands: lhs = Expression(167, Add), rhs = Counter(2)
- expression 15 operands: lhs = Counter(1), rhs = Expression(0, Sub)
- expression 16 operands: lhs = Expression(165, Add), rhs = Counter(3)
- expression 17 operands: lhs = Counter(2), rhs = Expression(166, Sub)
- expression 18 operands: lhs = Expression(167, Add), rhs = Counter(2)
- expression 19 operands: lhs = Counter(1), rhs = Expression(0, Sub)
- expression 20 operands: lhs = Counter(4), rhs = Expression(162, Sub)
- expression 21 operands: lhs = Expression(163, Add), rhs = Counter(4)
- expression 22 operands: lhs = Counter(3), rhs = Expression(164, Sub)
- expression 23 operands: lhs = Expression(165, Add), rhs = Counter(3)
- expression 24 operands: lhs = Counter(2), rhs = Expression(166, Sub)
- expression 25 operands: lhs = Expression(167, Add), rhs = Counter(2)
- expression 26 operands: lhs = Counter(1), rhs = Expression(0, Sub)
- expression 27 operands: lhs = Expression(163, Add), rhs = Zero
- expression 28 operands: lhs = Counter(3), rhs = Expression(164, Sub)
- expression 29 operands: lhs = Expression(165, Add), rhs = Counter(3)
- expression 30 operands: lhs = Counter(2), rhs = Expression(166, Sub)
- expression 31 operands: lhs = Expression(167, Add), rhs = Counter(2)
- expression 32 operands: lhs = Counter(1), rhs = Expression(0, Sub)
- expression 33 operands: lhs = Counter(5), rhs = Expression(160, Sub)
- expression 34 operands: lhs = Expression(161, Add), rhs = Counter(5)
- expression 35 operands: lhs = Counter(4), rhs = Expression(162, Sub)
- expression 36 operands: lhs = Expression(163, Add), rhs = Counter(4)
- expression 37 operands: lhs = Counter(3), rhs = Expression(164, Sub)
- expression 38 operands: lhs = Expression(165, Add), rhs = Counter(3)
- expression 39 operands: lhs = Counter(2), rhs = Expression(166, Sub)
- expression 40 operands: lhs = Expression(167, Add), rhs = Counter(2)
- expression 41 operands: lhs = Counter(1), rhs = Expression(0, Sub)
- expression 42 operands: lhs = Expression(161, Add), rhs = Zero
- expression 43 operands: lhs = Counter(4), rhs = Expression(162, Sub)
- expression 44 operands: lhs = Expression(163, Add), rhs = Counter(4)
- expression 45 operands: lhs = Counter(3), rhs = Expression(164, Sub)
- expression 46 operands: lhs = Expression(165, Add), rhs = Counter(3)
- expression 47 operands: lhs = Counter(2), rhs = Expression(166, Sub)
- expression 48 operands: lhs = Expression(167, Add), rhs = Counter(2)
- expression 49 operands: lhs = Counter(1), rhs = Expression(0, Sub)
- expression 50 operands: lhs = Expression(159, Add), rhs = Zero
- expression 51 operands: lhs = Counter(5), rhs = Expression(160, Sub)
- expression 52 operands: lhs = Expression(161, Add), rhs = Counter(5)
- expression 53 operands: lhs = Counter(4), rhs = Expression(162, Sub)
- expression 54 operands: lhs = Expression(163, Add), rhs = Counter(4)
- expression 55 operands: lhs = Counter(3), rhs = Expression(164, Sub)
- expression 56 operands: lhs = Expression(165, Add), rhs = Counter(3)
- expression 57 operands: lhs = Counter(2), rhs = Expression(166, Sub)
- expression 58 operands: lhs = Expression(167, Add), rhs = Counter(2)
- expression 59 operands: lhs = Counter(1), rhs = Expression(0, Sub)
- expression 60 operands: lhs = Expression(159, Add), rhs = Counter(6)
- expression 61 operands: lhs = Counter(5), rhs = Expression(160, Sub)
- expression 62 operands: lhs = Expression(161, Add), rhs = Counter(5)
- expression 63 operands: lhs = Counter(4), rhs = Expression(162, Sub)
- expression 64 operands: lhs = Expression(163, Add), rhs = Counter(4)
- expression 65 operands: lhs = Counter(3), rhs = Expression(164, Sub)
- expression 66 operands: lhs = Expression(165, Add), rhs = Counter(3)
- expression 67 operands: lhs = Counter(2), rhs = Expression(166, Sub)
- expression 68 operands: lhs = Expression(167, Add), rhs = Counter(2)
- expression 69 operands: lhs = Counter(1), rhs = Expression(0, Sub)
- expression 70 operands: lhs = Counter(6), rhs = Expression(158, Sub)
- expression 71 operands: lhs = Expression(159, Add), rhs = Counter(6)
- expression 72 operands: lhs = Counter(5), rhs = Expression(160, Sub)
- expression 73 operands: lhs = Expression(161, Add), rhs = Counter(5)
- expression 74 operands: lhs = Counter(4), rhs = Expression(162, Sub)
- expression 75 operands: lhs = Expression(163, Add), rhs = Counter(4)
- expression 76 operands: lhs = Counter(3), rhs = Expression(164, Sub)
- expression 77 operands: lhs = Expression(165, Add), rhs = Counter(3)
- expression 78 operands: lhs = Counter(2), rhs = Expression(166, Sub)
- expression 79 operands: lhs = Expression(167, Add), rhs = Counter(2)
- expression 80 operands: lhs = Counter(1), rhs = Expression(0, Sub)
- expression 81 operands: lhs = Expression(157, Add), rhs = Counter(7)
- expression 82 operands: lhs = Counter(6), rhs = Expression(158, Sub)
- expression 83 operands: lhs = Expression(159, Add), rhs = Counter(6)
- expression 84 operands: lhs = Counter(5), rhs = Expression(160, Sub)
- expression 85 operands: lhs = Expression(161, Add), rhs = Counter(5)
- expression 86 operands: lhs = Counter(4), rhs = Expression(162, Sub)
- expression 87 operands: lhs = Expression(163, Add), rhs = Counter(4)
- expression 88 operands: lhs = Counter(3), rhs = Expression(164, Sub)
- expression 89 operands: lhs = Expression(165, Add), rhs = Counter(3)
- expression 90 operands: lhs = Counter(2), rhs = Expression(166, Sub)
- expression 91 operands: lhs = Expression(167, Add), rhs = Counter(2)
- expression 92 operands: lhs = Counter(1), rhs = Expression(0, Sub)
- expression 93 operands: lhs = Counter(7), rhs = Expression(156, Sub)
- expression 94 operands: lhs = Expression(157, Add), rhs = Counter(7)
- expression 95 operands: lhs = Counter(6), rhs = Expression(158, Sub)
- expression 96 operands: lhs = Expression(159, Add), rhs = Counter(6)
- expression 97 operands: lhs = Counter(5), rhs = Expression(160, Sub)
- expression 98 operands: lhs = Expression(161, Add), rhs = Counter(5)
- expression 99 operands: lhs = Counter(4), rhs = Expression(162, Sub)
- expression 100 operands: lhs = Expression(163, Add), rhs = Counter(4)
- expression 101 operands: lhs = Counter(3), rhs = Expression(164, Sub)
- expression 102 operands: lhs = Expression(165, Add), rhs = Counter(3)
- expression 103 operands: lhs = Counter(2), rhs = Expression(166, Sub)
- expression 104 operands: lhs = Expression(167, Add), rhs = Counter(2)
- expression 105 operands: lhs = Counter(1), rhs = Expression(0, Sub)
- expression 106 operands: lhs = Expression(155, Add), rhs = Counter(8)
- expression 107 operands: lhs = Counter(7), rhs = Expression(156, Sub)
- expression 108 operands: lhs = Expression(157, Add), rhs = Counter(7)
- expression 109 operands: lhs = Counter(6), rhs = Expression(158, Sub)
- expression 110 operands: lhs = Expression(159, Add), rhs = Counter(6)
- expression 111 operands: lhs = Counter(5), rhs = Expression(160, Sub)
- expression 112 operands: lhs = Expression(161, Add), rhs = Counter(5)
- expression 113 operands: lhs = Counter(4), rhs = Expression(162, Sub)
- expression 114 operands: lhs = Expression(163, Add), rhs = Counter(4)
- expression 115 operands: lhs = Counter(3), rhs = Expression(164, Sub)
- expression 116 operands: lhs = Expression(165, Add), rhs = Counter(3)
- expression 117 operands: lhs = Counter(2), rhs = Expression(166, Sub)
- expression 118 operands: lhs = Expression(167, Add), rhs = Counter(2)
- expression 119 operands: lhs = Counter(1), rhs = Expression(0, Sub)
- expression 120 operands: lhs = Counter(8), rhs = Expression(154, Sub)
- expression 121 operands: lhs = Expression(155, Add), rhs = Counter(8)
- expression 122 operands: lhs = Counter(7), rhs = Expression(156, Sub)
- expression 123 operands: lhs = Expression(157, Add), rhs = Counter(7)
- expression 124 operands: lhs = Counter(6), rhs = Expression(158, Sub)
- expression 125 operands: lhs = Expression(159, Add), rhs = Counter(6)
- expression 126 operands: lhs = Counter(5), rhs = Expression(160, Sub)
- expression 127 operands: lhs = Expression(161, Add), rhs = Counter(5)
- expression 128 operands: lhs = Counter(4), rhs = Expression(162, Sub)
- expression 129 operands: lhs = Expression(163, Add), rhs = Counter(4)
- expression 130 operands: lhs = Counter(3), rhs = Expression(164, Sub)
- expression 131 operands: lhs = Expression(165, Add), rhs = Counter(3)
- expression 132 operands: lhs = Counter(2), rhs = Expression(166, Sub)
- expression 133 operands: lhs = Expression(167, Add), rhs = Counter(2)
- expression 134 operands: lhs = Counter(1), rhs = Expression(0, Sub)
- expression 135 operands: lhs = Expression(153, Add), rhs = Counter(9)
- expression 136 operands: lhs = Counter(8), rhs = Expression(154, Sub)
- expression 137 operands: lhs = Expression(155, Add), rhs = Counter(8)
- expression 138 operands: lhs = Counter(7), rhs = Expression(156, Sub)
- expression 139 operands: lhs = Expression(157, Add), rhs = Counter(7)
- expression 140 operands: lhs = Counter(6), rhs = Expression(158, Sub)
- expression 141 operands: lhs = Expression(159, Add), rhs = Counter(6)
- expression 142 operands: lhs = Counter(5), rhs = Expression(160, Sub)
- expression 143 operands: lhs = Expression(161, Add), rhs = Counter(5)
- expression 144 operands: lhs = Counter(4), rhs = Expression(162, Sub)
- expression 145 operands: lhs = Expression(163, Add), rhs = Counter(4)
- expression 146 operands: lhs = Counter(3), rhs = Expression(164, Sub)
- expression 147 operands: lhs = Expression(165, Add), rhs = Counter(3)
- expression 148 operands: lhs = Counter(2), rhs = Expression(166, Sub)
- expression 149 operands: lhs = Expression(167, Add), rhs = Counter(2)
- expression 150 operands: lhs = Counter(1), rhs = Expression(0, Sub)
- expression 151 operands: lhs = Counter(9), rhs = Expression(152, Sub)
- expression 152 operands: lhs = Expression(153, Add), rhs = Counter(9)
- expression 153 operands: lhs = Counter(8), rhs = Expression(154, Sub)
- expression 154 operands: lhs = Expression(155, Add), rhs = Counter(8)
- expression 155 operands: lhs = Counter(7), rhs = Expression(156, Sub)
- expression 156 operands: lhs = Expression(157, Add), rhs = Counter(7)
- expression 157 operands: lhs = Counter(6), rhs = Expression(158, Sub)
- expression 158 operands: lhs = Expression(159, Add), rhs = Counter(6)
- expression 159 operands: lhs = Counter(5), rhs = Expression(160, Sub)
- expression 160 operands: lhs = Expression(161, Add), rhs = Counter(5)
- expression 161 operands: lhs = Counter(4), rhs = Expression(162, Sub)
- expression 162 operands: lhs = Expression(163, Add), rhs = Counter(4)
- expression 163 operands: lhs = Counter(3), rhs = Expression(164, Sub)
- expression 164 operands: lhs = Expression(165, Add), rhs = Counter(3)
- expression 165 operands: lhs = Counter(2), rhs = Expression(166, Sub)
- expression 166 operands: lhs = Expression(167, Add), rhs = Counter(2)
- expression 167 operands: lhs = Counter(1), rhs = Expression(0, Sub)
Number of file 0 mappings: 28
- Code(Counter(0)) at (prev + 3, 1) to (start + 7, 15)
- Code(Counter(1)) at (prev + 7, 16) to (start + 4, 6)
- Code(Expression(0, Sub)) at (prev + 4, 6) to (start + 0, 7)
= (c0 - c1)
- Code(Expression(165, Add)) at (prev + 2, 9) to (start + 0, 17)
= (c2 + ((c1 + (c0 - c1)) - c2))
- Code(Expression(167, Add)) at (prev + 2, 13) to (start + 0, 18)
= (c1 + (c0 - c1))
- Code(Expression(166, Sub)) at (prev + 2, 13) to (start + 0, 18)
= ((c1 + (c0 - c1)) - c2)
- Code(Expression(163, Add)) at (prev + 3, 9) to (start + 0, 17)
= (c3 + ((c2 + ((c1 + (c0 - c1)) - c2)) - c3))
- Code(Expression(12, Add)) at (prev + 2, 13) to (start + 0, 18)
= ((c2 + ((c1 + (c0 - c1)) - c2)) + Zero)
- Code(Expression(164, Sub)) at (prev + 2, 13) to (start + 0, 18)
= ((c2 + ((c1 + (c0 - c1)) - c2)) - c3)
- Code(Expression(161, Add)) at (prev + 2, 9) to (start + 0, 17)
= (c4 + ((c3 + ((c2 + ((c1 + (c0 - c1)) - c2)) - c3)) - c4))
- Code(Expression(27, Add)) at (prev + 0, 20) to (start + 0, 25)
= ((c3 + ((c2 + ((c1 + (c0 - c1)) - c2)) - c3)) + Zero)
- Code(Counter(4)) at (prev + 0, 29) to (start + 0, 34)
- Code(Expression(159, Add)) at (prev + 1, 9) to (start + 0, 17)
= (c5 + ((c4 + ((c3 + ((c2 + ((c1 + (c0 - c1)) - c2)) - c3)) - c4)) - c5))
- Code(Expression(42, Add)) at (prev + 0, 20) to (start + 0, 25)
= ((c4 + ((c3 + ((c2 + ((c1 + (c0 - c1)) - c2)) - c3)) - c4)) + Zero)
- Code(Counter(5)) at (prev + 0, 29) to (start + 0, 34)
- Code(Expression(50, Add)) at (prev + 4, 9) to (start + 0, 16)
= ((c5 + ((c4 + ((c3 + ((c2 + ((c1 + (c0 - c1)) - c2)) - c3)) - c4)) - c5)) + Zero)
- Code(Expression(158, Sub)) at (prev + 1, 5) to (start + 3, 6)
= ((c5 + ((c4 + ((c3 + ((c2 + ((c1 + (c0 - c1)) - c2)) - c3)) - c4)) - c5)) - c6)
- Code(Counter(6)) at (prev + 3, 6) to (start + 0, 7)
- Code(Expression(157, Add)) at (prev + 3, 9) to (start + 0, 16)
= (c6 + ((c5 + ((c4 + ((c3 + ((c2 + ((c1 + (c0 - c1)) - c2)) - c3)) - c4)) - c5)) - c6))
- Code(Counter(7)) at (prev + 1, 5) to (start + 3, 6)
- Code(Expression(156, Sub)) at (prev + 5, 5) to (start + 3, 6)
= ((c6 + ((c5 + ((c4 + ((c3 + ((c2 + ((c1 + (c0 - c1)) - c2)) - c3)) - c4)) - c5)) - c6)) - c7)
- Code(Expression(155, Add)) at (prev + 5, 9) to (start + 0, 16)
= (c7 + ((c6 + ((c5 + ((c4 + ((c3 + ((c2 + ((c1 + (c0 - c1)) - c2)) - c3)) - c4)) - c5)) - c6)) - c7))
- Code(Expression(154, Sub)) at (prev + 0, 17) to (start + 2, 6)
= ((c7 + ((c6 + ((c5 + ((c4 + ((c3 + ((c2 + ((c1 + (c0 - c1)) - c2)) - c3)) - c4)) - c5)) - c6)) - c7)) - c8)
- Code(Counter(8)) at (prev + 2, 6) to (start + 0, 7)
- Code(Expression(153, Add)) at (prev + 2, 8) to (start + 0, 15)
= (c8 + ((c7 + ((c6 + ((c5 + ((c4 + ((c3 + ((c2 + ((c1 + (c0 - c1)) - c2)) - c3)) - c4)) - c5)) - c6)) - c7)) - c8))
- Code(Counter(9)) at (prev + 0, 16) to (start + 2, 6)
- Code(Expression(152, Sub)) at (prev + 2, 12) to (start + 2, 6)
= ((c8 + ((c7 + ((c6 + ((c5 + ((c4 + ((c3 + ((c2 + ((c1 + (c0 - c1)) - c2)) - c3)) - c4)) - c5)) - c6)) - c7)) - c8)) - c9)
- Code(Expression(151, Add)) at (prev + 3, 1) to (start + 0, 2)
= (c9 + ((c8 + ((c7 + ((c6 + ((c5 + ((c4 + ((c3 + ((c2 + ((c1 + (c0 - c1)) - c2)) - c3)) - c4)) - c5)) - c6)) - c7)) - c8)) - c9))

View File

@ -0,0 +1,61 @@
#![allow(unused_assignments, unused_variables)]
fn main() {
// Initialize test constants in a way that cannot be determined at compile time, to ensure
// rustc and LLVM cannot optimize out statements (or coverage counters) downstream from
// dependent conditions.
let is_true = std::env::args().len() == 1;
let (mut a, mut b, mut c) = (0, 0, 0);
if is_true {
a = 1;
b = 10;
c = 100;
}
let
somebool
=
a < b
||
b < c
;
let
somebool
=
b < a
||
b < c
;
let somebool = a < b && b < c;
let somebool = b < a && b < c;
if
!
is_true
{
a = 2
;
}
if
is_true
{
b = 30
;
}
else
{
c = 400
;
}
if !is_true {
a = 2;
}
if is_true {
b = 30;
} else {
c = 400;
}
}

View File

@ -0,0 +1,8 @@
Function name: loop_break_value::main
Raw bytes (9): 0x[01, 01, 00, 01, 01, 03, 01, 0a, 02]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 1
- Code(Counter(0)) at (prev + 3, 1) to (start + 10, 2)

View File

@ -0,0 +1,13 @@
#![allow(unused_assignments, unused_variables)]
fn main() {
let result
=
loop
{
break
10
;
}
;
}

View File

@ -0,0 +1,193 @@
Function name: <loops_branches::DebugTest as core::fmt::Debug>::fmt
Raw bytes (262): 0x[01, 01, 36, 05, 09, 0a, 02, 00, 00, cf, 01, 19, d3, 01, d7, 01, 0d, 00, 11, 15, d3, 01, d7, 01, 0d, 00, 11, 15, ca, 01, 00, cf, 01, 19, d3, 01, d7, 01, 0d, 00, 11, 15, ca, 01, 15, cf, 01, 19, d3, 01, d7, 01, 0d, 00, 11, 15, c6, 01, 1d, ca, 01, 15, cf, 01, 19, d3, 01, d7, 01, 0d, 00, 11, 15, be, 01, c2, 01, 00, 00, c6, 01, 1d, ca, 01, 15, cf, 01, 19, d3, 01, d7, 01, 0d, 00, 11, 15, bb, 01, 11, be, 01, c2, 01, 00, 00, c6, 01, 1d, ca, 01, 15, cf, 01, 19, d3, 01, d7, 01, 0d, 00, 11, 15, 25, b3, 01, b6, 01, 19, bb, 01, 11, be, 01, c2, 01, 00, 00, c6, 01, 1d, ca, 01, 15, cf, 01, 19, d3, 01, d7, 01, 0d, 00, 11, 15, 14, 01, 09, 05, 01, 10, 05, 02, 10, 00, 15, 00, 01, 17, 00, 1b, 00, 00, 1c, 00, 1e, 02, 01, 0e, 00, 0f, 07, 01, 0d, 00, 1e, 25, 00, 1e, 00, 1f, 00, 01, 10, 01, 0a, ca, 01, 03, 0d, 00, 0e, cf, 01, 00, 12, 00, 17, 2b, 01, 10, 00, 14, c6, 01, 01, 14, 00, 19, 00, 01, 1b, 00, 1f, 00, 00, 20, 00, 22, c2, 01, 01, 12, 00, 13, bb, 01, 01, 11, 00, 22, b6, 01, 00, 22, 00, 23, 00, 01, 14, 01, 0e, 19, 03, 09, 00, 0f, af, 01, 01, 05, 00, 06]
Number of files: 1
- file 0 => global file 1
Number of expressions: 54
- expression 0 operands: lhs = Counter(1), rhs = Counter(2)
- expression 1 operands: lhs = Expression(2, Sub), rhs = Expression(0, Sub)
- expression 2 operands: lhs = Zero, rhs = Zero
- expression 3 operands: lhs = Expression(51, Add), rhs = Counter(6)
- expression 4 operands: lhs = Expression(52, Add), rhs = Expression(53, Add)
- expression 5 operands: lhs = Counter(3), rhs = Zero
- expression 6 operands: lhs = Counter(4), rhs = Counter(5)
- expression 7 operands: lhs = Expression(52, Add), rhs = Expression(53, Add)
- expression 8 operands: lhs = Counter(3), rhs = Zero
- expression 9 operands: lhs = Counter(4), rhs = Counter(5)
- expression 10 operands: lhs = Expression(50, Sub), rhs = Zero
- expression 11 operands: lhs = Expression(51, Add), rhs = Counter(6)
- expression 12 operands: lhs = Expression(52, Add), rhs = Expression(53, Add)
- expression 13 operands: lhs = Counter(3), rhs = Zero
- expression 14 operands: lhs = Counter(4), rhs = Counter(5)
- expression 15 operands: lhs = Expression(50, Sub), rhs = Counter(5)
- expression 16 operands: lhs = Expression(51, Add), rhs = Counter(6)
- expression 17 operands: lhs = Expression(52, Add), rhs = Expression(53, Add)
- expression 18 operands: lhs = Counter(3), rhs = Zero
- expression 19 operands: lhs = Counter(4), rhs = Counter(5)
- expression 20 operands: lhs = Expression(49, Sub), rhs = Counter(7)
- expression 21 operands: lhs = Expression(50, Sub), rhs = Counter(5)
- expression 22 operands: lhs = Expression(51, Add), rhs = Counter(6)
- expression 23 operands: lhs = Expression(52, Add), rhs = Expression(53, Add)
- expression 24 operands: lhs = Counter(3), rhs = Zero
- expression 25 operands: lhs = Counter(4), rhs = Counter(5)
- expression 26 operands: lhs = Expression(47, Sub), rhs = Expression(48, Sub)
- expression 27 operands: lhs = Zero, rhs = Zero
- expression 28 operands: lhs = Expression(49, Sub), rhs = Counter(7)
- expression 29 operands: lhs = Expression(50, Sub), rhs = Counter(5)
- expression 30 operands: lhs = Expression(51, Add), rhs = Counter(6)
- expression 31 operands: lhs = Expression(52, Add), rhs = Expression(53, Add)
- expression 32 operands: lhs = Counter(3), rhs = Zero
- expression 33 operands: lhs = Counter(4), rhs = Counter(5)
- expression 34 operands: lhs = Expression(46, Add), rhs = Counter(4)
- expression 35 operands: lhs = Expression(47, Sub), rhs = Expression(48, Sub)
- expression 36 operands: lhs = Zero, rhs = Zero
- expression 37 operands: lhs = Expression(49, Sub), rhs = Counter(7)
- expression 38 operands: lhs = Expression(50, Sub), rhs = Counter(5)
- expression 39 operands: lhs = Expression(51, Add), rhs = Counter(6)
- expression 40 operands: lhs = Expression(52, Add), rhs = Expression(53, Add)
- expression 41 operands: lhs = Counter(3), rhs = Zero
- expression 42 operands: lhs = Counter(4), rhs = Counter(5)
- expression 43 operands: lhs = Counter(9), rhs = Expression(44, Add)
- expression 44 operands: lhs = Expression(45, Sub), rhs = Counter(6)
- expression 45 operands: lhs = Expression(46, Add), rhs = Counter(4)
- expression 46 operands: lhs = Expression(47, Sub), rhs = Expression(48, Sub)
- expression 47 operands: lhs = Zero, rhs = Zero
- expression 48 operands: lhs = Expression(49, Sub), rhs = Counter(7)
- expression 49 operands: lhs = Expression(50, Sub), rhs = Counter(5)
- expression 50 operands: lhs = Expression(51, Add), rhs = Counter(6)
- expression 51 operands: lhs = Expression(52, Add), rhs = Expression(53, Add)
- expression 52 operands: lhs = Counter(3), rhs = Zero
- expression 53 operands: lhs = Counter(4), rhs = Counter(5)
Number of file 0 mappings: 20
- Code(Counter(0)) at (prev + 9, 5) to (start + 1, 16)
- Code(Counter(1)) at (prev + 2, 16) to (start + 0, 21)
- Code(Zero) at (prev + 1, 23) to (start + 0, 27)
- Code(Zero) at (prev + 0, 28) to (start + 0, 30)
- Code(Expression(0, Sub)) at (prev + 1, 14) to (start + 0, 15)
= (c1 - c2)
- Code(Expression(1, Add)) at (prev + 1, 13) to (start + 0, 30)
= ((Zero - Zero) + (c1 - c2))
- Code(Counter(9)) at (prev + 0, 30) to (start + 0, 31)
- Code(Zero) at (prev + 1, 16) to (start + 1, 10)
- Code(Expression(50, Sub)) at (prev + 3, 13) to (start + 0, 14)
= (((c3 + Zero) + (c4 + c5)) - c6)
- Code(Expression(51, Add)) at (prev + 0, 18) to (start + 0, 23)
= ((c3 + Zero) + (c4 + c5))
- Code(Expression(10, Add)) at (prev + 1, 16) to (start + 0, 20)
= ((((c3 + Zero) + (c4 + c5)) - c6) + Zero)
- Code(Expression(49, Sub)) at (prev + 1, 20) to (start + 0, 25)
= ((((c3 + Zero) + (c4 + c5)) - c6) - c5)
- Code(Zero) at (prev + 1, 27) to (start + 0, 31)
- Code(Zero) at (prev + 0, 32) to (start + 0, 34)
- Code(Expression(48, Sub)) at (prev + 1, 18) to (start + 0, 19)
= (((((c3 + Zero) + (c4 + c5)) - c6) - c5) - c7)
- Code(Expression(46, Add)) at (prev + 1, 17) to (start + 0, 34)
= ((Zero - Zero) + (((((c3 + Zero) + (c4 + c5)) - c6) - c5) - c7))
- Code(Expression(45, Sub)) at (prev + 0, 34) to (start + 0, 35)
= (((Zero - Zero) + (((((c3 + Zero) + (c4 + c5)) - c6) - c5) - c7)) - c4)
- Code(Zero) at (prev + 1, 20) to (start + 1, 14)
- Code(Counter(6)) at (prev + 3, 9) to (start + 0, 15)
- Code(Expression(43, Add)) at (prev + 1, 5) to (start + 0, 6)
= (c9 + ((((Zero - Zero) + (((((c3 + Zero) + (c4 + c5)) - c6) - c5) - c7)) - c4) + c6))
Function name: <loops_branches::DisplayTest as core::fmt::Display>::fmt
Raw bytes (266): 0x[01, 01, 38, 01, 05, 02, 09, 0e, 12, 00, 00, 02, 09, d3, 01, 19, d7, 01, db, 01, 05, 0d, 11, 15, d7, 01, db, 01, 05, 0d, 11, 15, ce, 01, 00, d3, 01, 19, d7, 01, db, 01, 05, 0d, 11, 15, ce, 01, 11, d3, 01, 19, d7, 01, db, 01, 05, 0d, 11, 15, ca, 01, 1d, ce, 01, 11, d3, 01, 19, d7, 01, db, 01, 05, 0d, 11, 15, c2, 01, c6, 01, 00, 00, ca, 01, 1d, ce, 01, 11, d3, 01, 19, d7, 01, db, 01, 05, 0d, 11, 15, bf, 01, 15, c2, 01, c6, 01, 00, 00, ca, 01, 1d, ce, 01, 11, d3, 01, 19, d7, 01, db, 01, 05, 0d, 11, 15, ba, 01, df, 01, bf, 01, 15, c2, 01, c6, 01, 00, 00, ca, 01, 1d, ce, 01, 11, d3, 01, 19, d7, 01, db, 01, 05, 0d, 11, 15, 19, 25, 14, 01, 22, 05, 01, 11, 00, 01, 12, 01, 0a, 02, 02, 10, 00, 15, 00, 01, 17, 00, 1b, 00, 00, 1c, 00, 1e, 12, 01, 0e, 00, 0f, 0b, 01, 0d, 00, 1e, 25, 00, 1e, 00, 1f, ce, 01, 02, 0d, 00, 0e, d3, 01, 00, 12, 00, 17, 33, 01, 10, 00, 15, 00, 00, 16, 01, 0e, ca, 01, 02, 14, 00, 19, 00, 01, 1b, 00, 1f, 00, 00, 20, 00, 22, c6, 01, 01, 12, 00, 13, bf, 01, 01, 11, 00, 22, ba, 01, 00, 22, 00, 23, 19, 03, 09, 00, 0f, b7, 01, 01, 05, 00, 06]
Number of files: 1
- file 0 => global file 1
Number of expressions: 56
- expression 0 operands: lhs = Counter(0), rhs = Counter(1)
- expression 1 operands: lhs = Expression(0, Sub), rhs = Counter(2)
- expression 2 operands: lhs = Expression(3, Sub), rhs = Expression(4, Sub)
- expression 3 operands: lhs = Zero, rhs = Zero
- expression 4 operands: lhs = Expression(0, Sub), rhs = Counter(2)
- expression 5 operands: lhs = Expression(52, Add), rhs = Counter(6)
- expression 6 operands: lhs = Expression(53, Add), rhs = Expression(54, Add)
- expression 7 operands: lhs = Counter(1), rhs = Counter(3)
- expression 8 operands: lhs = Counter(4), rhs = Counter(5)
- expression 9 operands: lhs = Expression(53, Add), rhs = Expression(54, Add)
- expression 10 operands: lhs = Counter(1), rhs = Counter(3)
- expression 11 operands: lhs = Counter(4), rhs = Counter(5)
- expression 12 operands: lhs = Expression(51, Sub), rhs = Zero
- expression 13 operands: lhs = Expression(52, Add), rhs = Counter(6)
- expression 14 operands: lhs = Expression(53, Add), rhs = Expression(54, Add)
- expression 15 operands: lhs = Counter(1), rhs = Counter(3)
- expression 16 operands: lhs = Counter(4), rhs = Counter(5)
- expression 17 operands: lhs = Expression(51, Sub), rhs = Counter(4)
- expression 18 operands: lhs = Expression(52, Add), rhs = Counter(6)
- expression 19 operands: lhs = Expression(53, Add), rhs = Expression(54, Add)
- expression 20 operands: lhs = Counter(1), rhs = Counter(3)
- expression 21 operands: lhs = Counter(4), rhs = Counter(5)
- expression 22 operands: lhs = Expression(50, Sub), rhs = Counter(7)
- expression 23 operands: lhs = Expression(51, Sub), rhs = Counter(4)
- expression 24 operands: lhs = Expression(52, Add), rhs = Counter(6)
- expression 25 operands: lhs = Expression(53, Add), rhs = Expression(54, Add)
- expression 26 operands: lhs = Counter(1), rhs = Counter(3)
- expression 27 operands: lhs = Counter(4), rhs = Counter(5)
- expression 28 operands: lhs = Expression(48, Sub), rhs = Expression(49, Sub)
- expression 29 operands: lhs = Zero, rhs = Zero
- expression 30 operands: lhs = Expression(50, Sub), rhs = Counter(7)
- expression 31 operands: lhs = Expression(51, Sub), rhs = Counter(4)
- expression 32 operands: lhs = Expression(52, Add), rhs = Counter(6)
- expression 33 operands: lhs = Expression(53, Add), rhs = Expression(54, Add)
- expression 34 operands: lhs = Counter(1), rhs = Counter(3)
- expression 35 operands: lhs = Counter(4), rhs = Counter(5)
- expression 36 operands: lhs = Expression(47, Add), rhs = Counter(5)
- expression 37 operands: lhs = Expression(48, Sub), rhs = Expression(49, Sub)
- expression 38 operands: lhs = Zero, rhs = Zero
- expression 39 operands: lhs = Expression(50, Sub), rhs = Counter(7)
- expression 40 operands: lhs = Expression(51, Sub), rhs = Counter(4)
- expression 41 operands: lhs = Expression(52, Add), rhs = Counter(6)
- expression 42 operands: lhs = Expression(53, Add), rhs = Expression(54, Add)
- expression 43 operands: lhs = Counter(1), rhs = Counter(3)
- expression 44 operands: lhs = Counter(4), rhs = Counter(5)
- expression 45 operands: lhs = Expression(46, Sub), rhs = Expression(55, Add)
- expression 46 operands: lhs = Expression(47, Add), rhs = Counter(5)
- expression 47 operands: lhs = Expression(48, Sub), rhs = Expression(49, Sub)
- expression 48 operands: lhs = Zero, rhs = Zero
- expression 49 operands: lhs = Expression(50, Sub), rhs = Counter(7)
- expression 50 operands: lhs = Expression(51, Sub), rhs = Counter(4)
- expression 51 operands: lhs = Expression(52, Add), rhs = Counter(6)
- expression 52 operands: lhs = Expression(53, Add), rhs = Expression(54, Add)
- expression 53 operands: lhs = Counter(1), rhs = Counter(3)
- expression 54 operands: lhs = Counter(4), rhs = Counter(5)
- expression 55 operands: lhs = Counter(6), rhs = Counter(9)
Number of file 0 mappings: 20
- Code(Counter(0)) at (prev + 34, 5) to (start + 1, 17)
- Code(Zero) at (prev + 1, 18) to (start + 1, 10)
- Code(Expression(0, Sub)) at (prev + 2, 16) to (start + 0, 21)
= (c0 - c1)
- Code(Zero) at (prev + 1, 23) to (start + 0, 27)
- Code(Zero) at (prev + 0, 28) to (start + 0, 30)
- Code(Expression(4, Sub)) at (prev + 1, 14) to (start + 0, 15)
= ((c0 - c1) - c2)
- Code(Expression(2, Add)) at (prev + 1, 13) to (start + 0, 30)
= ((Zero - Zero) + ((c0 - c1) - c2))
- Code(Counter(9)) at (prev + 0, 30) to (start + 0, 31)
- Code(Expression(51, Sub)) at (prev + 2, 13) to (start + 0, 14)
= (((c1 + c3) + (c4 + c5)) - c6)
- Code(Expression(52, Add)) at (prev + 0, 18) to (start + 0, 23)
= ((c1 + c3) + (c4 + c5))
- Code(Expression(12, Add)) at (prev + 1, 16) to (start + 0, 21)
= ((((c1 + c3) + (c4 + c5)) - c6) + Zero)
- Code(Zero) at (prev + 0, 22) to (start + 1, 14)
- Code(Expression(50, Sub)) at (prev + 2, 20) to (start + 0, 25)
= ((((c1 + c3) + (c4 + c5)) - c6) - c4)
- Code(Zero) at (prev + 1, 27) to (start + 0, 31)
- Code(Zero) at (prev + 0, 32) to (start + 0, 34)
- Code(Expression(49, Sub)) at (prev + 1, 18) to (start + 0, 19)
= (((((c1 + c3) + (c4 + c5)) - c6) - c4) - c7)
- Code(Expression(47, Add)) at (prev + 1, 17) to (start + 0, 34)
= ((Zero - Zero) + (((((c1 + c3) + (c4 + c5)) - c6) - c4) - c7))
- Code(Expression(46, Sub)) at (prev + 0, 34) to (start + 0, 35)
= (((Zero - Zero) + (((((c1 + c3) + (c4 + c5)) - c6) - c4) - c7)) - c5)
- Code(Counter(6)) at (prev + 3, 9) to (start + 0, 15)
- Code(Expression(45, Add)) at (prev + 1, 5) to (start + 0, 6)
= ((((Zero - Zero) + (((((c1 + c3) + (c4 + c5)) - c6) - c4) - c7)) - c5) + (c6 + c9))
Function name: loops_branches::main
Raw bytes (9): 0x[01, 01, 00, 01, 01, 37, 01, 05, 02]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 1
- Code(Counter(0)) at (prev + 55, 1) to (start + 5, 2)

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#![allow(unused_assignments, unused_variables, while_true)]
// This test confirms that (1) unexecuted infinite loops are handled correctly by the
// InstrumentCoverage MIR pass; and (2) Counter Expressions that subtract from zero can be dropped.
struct DebugTest;
impl std::fmt::Debug for DebugTest {
fn fmt(&self, f: &mut std::fmt::Formatter) -> std::fmt::Result {
if true {
if false {
while true {}
}
write!(f, "cool")?;
} else {
}
for i in 0..10 {
if true {
if false {
while true {}
}
write!(f, "cool")?;
} else {
}
}
Ok(())
}
}
struct DisplayTest;
impl std::fmt::Display for DisplayTest {
fn fmt(&self, f: &mut std::fmt::Formatter) -> std::fmt::Result {
if false {
} else {
if false {
while true {}
}
write!(f, "cool")?;
}
for i in 0..10 {
if false {
} else {
if false {
while true {}
}
write!(f, "cool")?;
}
}
Ok(())
}
}
fn main() {
let debug_test = DebugTest;
println!("{:?}", debug_test);
let display_test = DisplayTest;
println!("{}", display_test);
}

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@ -0,0 +1,83 @@
Function name: match_or_pattern::main
Raw bytes (202): 0x[01, 01, 23, 01, 05, 05, 02, 09, 0d, 2f, 11, 09, 0d, 2b, 15, 2f, 11, 09, 0d, 15, 26, 2b, 15, 2f, 11, 09, 0d, 19, 1d, 57, 21, 19, 1d, 53, 25, 57, 21, 19, 1d, 25, 4e, 53, 25, 57, 21, 19, 1d, 29, 2d, 7f, 31, 29, 2d, 7b, 35, 7f, 31, 29, 2d, 35, 76, 7b, 35, 7f, 31, 29, 2d, 39, 3d, 8b, 01, 41, 39, 3d, 19, 01, 01, 01, 08, 0f, 05, 08, 10, 03, 06, 02, 03, 06, 00, 07, 07, 01, 0b, 00, 11, 11, 03, 1b, 00, 1d, 2f, 01, 0e, 00, 10, 2b, 02, 08, 00, 0f, 15, 00, 10, 03, 06, 26, 03, 06, 00, 07, 23, 01, 0b, 00, 11, 21, 01, 1b, 00, 1d, 57, 01, 0e, 00, 10, 53, 02, 08, 00, 0f, 25, 00, 10, 03, 06, 4e, 03, 06, 00, 07, 4b, 01, 0b, 00, 11, 31, 01, 1b, 00, 1d, 7f, 01, 0e, 00, 10, 7b, 02, 08, 00, 0f, 35, 00, 10, 03, 06, 76, 03, 06, 00, 07, 73, 01, 0b, 00, 11, 41, 01, 1b, 00, 1d, 8b, 01, 01, 0e, 00, 10, 87, 01, 02, 01, 00, 02]
Number of files: 1
- file 0 => global file 1
Number of expressions: 35
- expression 0 operands: lhs = Counter(0), rhs = Counter(1)
- expression 1 operands: lhs = Counter(1), rhs = Expression(0, Sub)
- expression 2 operands: lhs = Counter(2), rhs = Counter(3)
- expression 3 operands: lhs = Expression(11, Add), rhs = Counter(4)
- expression 4 operands: lhs = Counter(2), rhs = Counter(3)
- expression 5 operands: lhs = Expression(10, Add), rhs = Counter(5)
- expression 6 operands: lhs = Expression(11, Add), rhs = Counter(4)
- expression 7 operands: lhs = Counter(2), rhs = Counter(3)
- expression 8 operands: lhs = Counter(5), rhs = Expression(9, Sub)
- expression 9 operands: lhs = Expression(10, Add), rhs = Counter(5)
- expression 10 operands: lhs = Expression(11, Add), rhs = Counter(4)
- expression 11 operands: lhs = Counter(2), rhs = Counter(3)
- expression 12 operands: lhs = Counter(6), rhs = Counter(7)
- expression 13 operands: lhs = Expression(21, Add), rhs = Counter(8)
- expression 14 operands: lhs = Counter(6), rhs = Counter(7)
- expression 15 operands: lhs = Expression(20, Add), rhs = Counter(9)
- expression 16 operands: lhs = Expression(21, Add), rhs = Counter(8)
- expression 17 operands: lhs = Counter(6), rhs = Counter(7)
- expression 18 operands: lhs = Counter(9), rhs = Expression(19, Sub)
- expression 19 operands: lhs = Expression(20, Add), rhs = Counter(9)
- expression 20 operands: lhs = Expression(21, Add), rhs = Counter(8)
- expression 21 operands: lhs = Counter(6), rhs = Counter(7)
- expression 22 operands: lhs = Counter(10), rhs = Counter(11)
- expression 23 operands: lhs = Expression(31, Add), rhs = Counter(12)
- expression 24 operands: lhs = Counter(10), rhs = Counter(11)
- expression 25 operands: lhs = Expression(30, Add), rhs = Counter(13)
- expression 26 operands: lhs = Expression(31, Add), rhs = Counter(12)
- expression 27 operands: lhs = Counter(10), rhs = Counter(11)
- expression 28 operands: lhs = Counter(13), rhs = Expression(29, Sub)
- expression 29 operands: lhs = Expression(30, Add), rhs = Counter(13)
- expression 30 operands: lhs = Expression(31, Add), rhs = Counter(12)
- expression 31 operands: lhs = Counter(10), rhs = Counter(11)
- expression 32 operands: lhs = Counter(14), rhs = Counter(15)
- expression 33 operands: lhs = Expression(34, Add), rhs = Counter(16)
- expression 34 operands: lhs = Counter(14), rhs = Counter(15)
Number of file 0 mappings: 25
- Code(Counter(0)) at (prev + 1, 1) to (start + 8, 15)
- Code(Counter(1)) at (prev + 8, 16) to (start + 3, 6)
- Code(Expression(0, Sub)) at (prev + 3, 6) to (start + 0, 7)
= (c0 - c1)
- Code(Expression(1, Add)) at (prev + 1, 11) to (start + 0, 17)
= (c1 + (c0 - c1))
- Code(Counter(4)) at (prev + 3, 27) to (start + 0, 29)
- Code(Expression(11, Add)) at (prev + 1, 14) to (start + 0, 16)
= (c2 + c3)
- Code(Expression(10, Add)) at (prev + 2, 8) to (start + 0, 15)
= ((c2 + c3) + c4)
- Code(Counter(5)) at (prev + 0, 16) to (start + 3, 6)
- Code(Expression(9, Sub)) at (prev + 3, 6) to (start + 0, 7)
= (((c2 + c3) + c4) - c5)
- Code(Expression(8, Add)) at (prev + 1, 11) to (start + 0, 17)
= (c5 + (((c2 + c3) + c4) - c5))
- Code(Counter(8)) at (prev + 1, 27) to (start + 0, 29)
- Code(Expression(21, Add)) at (prev + 1, 14) to (start + 0, 16)
= (c6 + c7)
- Code(Expression(20, Add)) at (prev + 2, 8) to (start + 0, 15)
= ((c6 + c7) + c8)
- Code(Counter(9)) at (prev + 0, 16) to (start + 3, 6)
- Code(Expression(19, Sub)) at (prev + 3, 6) to (start + 0, 7)
= (((c6 + c7) + c8) - c9)
- Code(Expression(18, Add)) at (prev + 1, 11) to (start + 0, 17)
= (c9 + (((c6 + c7) + c8) - c9))
- Code(Counter(12)) at (prev + 1, 27) to (start + 0, 29)
- Code(Expression(31, Add)) at (prev + 1, 14) to (start + 0, 16)
= (c10 + c11)
- Code(Expression(30, Add)) at (prev + 2, 8) to (start + 0, 15)
= ((c10 + c11) + c12)
- Code(Counter(13)) at (prev + 0, 16) to (start + 3, 6)
- Code(Expression(29, Sub)) at (prev + 3, 6) to (start + 0, 7)
= (((c10 + c11) + c12) - c13)
- Code(Expression(28, Add)) at (prev + 1, 11) to (start + 0, 17)
= (c13 + (((c10 + c11) + c12) - c13))
- Code(Counter(16)) at (prev + 1, 27) to (start + 0, 29)
- Code(Expression(34, Add)) at (prev + 1, 14) to (start + 0, 16)
= (c14 + c15)
- Code(Expression(33, Add)) at (prev + 2, 1) to (start + 0, 2)
= ((c14 + c15) + c16)

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@ -0,0 +1,43 @@
fn main() {
// Initialize test constants in a way that cannot be determined at compile time, to ensure
// rustc and LLVM cannot optimize out statements (or coverage counters) downstream from
// dependent conditions.
let is_true = std::env::args().len() == 1;
let mut a: u8 = 0;
let mut b: u8 = 0;
if is_true {
a = 2;
b = 0;
}
match (a, b) {
// Or patterns generate MIR `SwitchInt` with multiple targets to the same `BasicBlock`.
// This test confirms a fix for Issue #79569.
(0 | 1, 2 | 3) => {}
_ => {}
}
if is_true {
a = 0;
b = 0;
}
match (a, b) {
(0 | 1, 2 | 3) => {}
_ => {}
}
if is_true {
a = 2;
b = 2;
}
match (a, b) {
(0 | 1, 2 | 3) => {}
_ => {}
}
if is_true {
a = 0;
b = 2;
}
match (a, b) {
(0 | 1, 2 | 3) => {}
_ => {}
}
}

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@ -0,0 +1,51 @@
Function name: nested_loops::main
Raw bytes (115): 0x[01, 01, 17, 01, 57, 05, 09, 03, 0d, 4e, 53, 03, 0d, 15, 19, 4b, 09, 4e, 53, 03, 0d, 15, 19, 46, 05, 4b, 09, 4e, 53, 03, 0d, 15, 19, 42, 19, 46, 05, 4b, 09, 4e, 53, 03, 0d, 15, 19, 05, 09, 11, 0d, 0d, 01, 01, 01, 02, 1b, 03, 04, 13, 00, 20, 4e, 01, 0d, 01, 18, 4b, 02, 12, 00, 17, 46, 01, 10, 00, 16, 05, 01, 11, 00, 16, 42, 01, 0e, 03, 16, 3e, 04, 11, 01, 1b, 11, 02, 15, 00, 21, 15, 01, 18, 02, 12, 19, 03, 0e, 00, 0f, 57, 02, 09, 00, 17, 5b, 02, 01, 00, 02]
Number of files: 1
- file 0 => global file 1
Number of expressions: 23
- expression 0 operands: lhs = Counter(0), rhs = Expression(21, Add)
- expression 1 operands: lhs = Counter(1), rhs = Counter(2)
- expression 2 operands: lhs = Expression(0, Add), rhs = Counter(3)
- expression 3 operands: lhs = Expression(19, Sub), rhs = Expression(20, Add)
- expression 4 operands: lhs = Expression(0, Add), rhs = Counter(3)
- expression 5 operands: lhs = Counter(5), rhs = Counter(6)
- expression 6 operands: lhs = Expression(18, Add), rhs = Counter(2)
- expression 7 operands: lhs = Expression(19, Sub), rhs = Expression(20, Add)
- expression 8 operands: lhs = Expression(0, Add), rhs = Counter(3)
- expression 9 operands: lhs = Counter(5), rhs = Counter(6)
- expression 10 operands: lhs = Expression(17, Sub), rhs = Counter(1)
- expression 11 operands: lhs = Expression(18, Add), rhs = Counter(2)
- expression 12 operands: lhs = Expression(19, Sub), rhs = Expression(20, Add)
- expression 13 operands: lhs = Expression(0, Add), rhs = Counter(3)
- expression 14 operands: lhs = Counter(5), rhs = Counter(6)
- expression 15 operands: lhs = Expression(16, Sub), rhs = Counter(6)
- expression 16 operands: lhs = Expression(17, Sub), rhs = Counter(1)
- expression 17 operands: lhs = Expression(18, Add), rhs = Counter(2)
- expression 18 operands: lhs = Expression(19, Sub), rhs = Expression(20, Add)
- expression 19 operands: lhs = Expression(0, Add), rhs = Counter(3)
- expression 20 operands: lhs = Counter(5), rhs = Counter(6)
- expression 21 operands: lhs = Counter(1), rhs = Counter(2)
- expression 22 operands: lhs = Counter(4), rhs = Counter(3)
Number of file 0 mappings: 13
- Code(Counter(0)) at (prev + 1, 1) to (start + 2, 27)
- Code(Expression(0, Add)) at (prev + 4, 19) to (start + 0, 32)
= (c0 + (c1 + c2))
- Code(Expression(19, Sub)) at (prev + 1, 13) to (start + 1, 24)
= ((c0 + (c1 + c2)) - c3)
- Code(Expression(18, Add)) at (prev + 2, 18) to (start + 0, 23)
= (((c0 + (c1 + c2)) - c3) + (c5 + c6))
- Code(Expression(17, Sub)) at (prev + 1, 16) to (start + 0, 22)
= ((((c0 + (c1 + c2)) - c3) + (c5 + c6)) - c2)
- Code(Counter(1)) at (prev + 1, 17) to (start + 0, 22)
- Code(Expression(16, Sub)) at (prev + 1, 14) to (start + 3, 22)
= (((((c0 + (c1 + c2)) - c3) + (c5 + c6)) - c2) - c1)
- Code(Expression(15, Sub)) at (prev + 4, 17) to (start + 1, 27)
= ((((((c0 + (c1 + c2)) - c3) + (c5 + c6)) - c2) - c1) - c6)
- Code(Counter(4)) at (prev + 2, 21) to (start + 0, 33)
- Code(Counter(5)) at (prev + 1, 24) to (start + 2, 18)
- Code(Counter(6)) at (prev + 3, 14) to (start + 0, 15)
- Code(Expression(21, Add)) at (prev + 2, 9) to (start + 0, 23)
= (c1 + c2)
- Code(Expression(22, Add)) at (prev + 2, 1) to (start + 0, 2)
= (c4 + c3)

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fn main() {
let is_true = std::env::args().len() == 1;
let mut countdown = 10;
'outer: while countdown > 0 {
let mut a = 100;
let mut b = 100;
for _ in 0..50 {
if a < 30 {
break;
}
a -= 5;
b -= 5;
if b < 90 {
a -= 10;
if is_true {
break 'outer;
} else {
a -= 2;
}
}
}
countdown -= 1;
}
}

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@ -0,0 +1,78 @@
Function name: no_cov_crate::add_coverage_1
Raw bytes (9): 0x[01, 01, 00, 01, 01, 14, 01, 02, 02]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 1
- Code(Counter(0)) at (prev + 20, 1) to (start + 2, 2)
Function name: no_cov_crate::add_coverage_2
Raw bytes (9): 0x[01, 01, 00, 01, 01, 18, 01, 02, 02]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 1
- Code(Counter(0)) at (prev + 24, 1) to (start + 2, 2)
Function name: no_cov_crate::add_coverage_not_called (unused)
Raw bytes (9): 0x[01, 01, 00, 01, 01, 1d, 01, 02, 02]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 1
- Code(Counter(0)) at (prev + 29, 1) to (start + 2, 2)
Function name: no_cov_crate::main
Raw bytes (9): 0x[01, 01, 00, 01, 01, 4d, 01, 0b, 02]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 1
- Code(Counter(0)) at (prev + 77, 1) to (start + 11, 2)
Function name: no_cov_crate::nested_fns::outer
Raw bytes (9): 0x[01, 01, 00, 01, 01, 31, 05, 0c, 06]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 1
- Code(Counter(0)) at (prev + 49, 5) to (start + 12, 6)
Function name: no_cov_crate::nested_fns::outer_both_covered
Raw bytes (9): 0x[01, 01, 00, 01, 01, 3f, 05, 0b, 06]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 1
- Code(Counter(0)) at (prev + 63, 5) to (start + 11, 6)
Function name: no_cov_crate::nested_fns::outer_both_covered::inner
Raw bytes (28): 0x[01, 01, 02, 01, 05, 05, 02, 04, 01, 43, 09, 01, 17, 05, 01, 18, 02, 0e, 02, 02, 14, 02, 0e, 07, 03, 09, 00, 0a]
Number of files: 1
- file 0 => global file 1
Number of expressions: 2
- expression 0 operands: lhs = Counter(0), rhs = Counter(1)
- expression 1 operands: lhs = Counter(1), rhs = Expression(0, Sub)
Number of file 0 mappings: 4
- Code(Counter(0)) at (prev + 67, 9) to (start + 1, 23)
- Code(Counter(1)) at (prev + 1, 24) to (start + 2, 14)
- Code(Expression(0, Sub)) at (prev + 2, 20) to (start + 2, 14)
= (c0 - c1)
- Code(Expression(1, Add)) at (prev + 3, 9) to (start + 0, 10)
= (c1 + (c0 - c1))
Function name: no_cov_crate::nested_fns::outer_not_covered::inner
Raw bytes (28): 0x[01, 01, 02, 01, 05, 05, 02, 04, 01, 26, 09, 01, 17, 05, 01, 18, 02, 0e, 02, 02, 14, 02, 0e, 07, 03, 09, 00, 0a]
Number of files: 1
- file 0 => global file 1
Number of expressions: 2
- expression 0 operands: lhs = Counter(0), rhs = Counter(1)
- expression 1 operands: lhs = Counter(1), rhs = Expression(0, Sub)
Number of file 0 mappings: 4
- Code(Counter(0)) at (prev + 38, 9) to (start + 1, 23)
- Code(Counter(1)) at (prev + 1, 24) to (start + 2, 14)
- Code(Expression(0, Sub)) at (prev + 2, 20) to (start + 2, 14)
= (c0 - c1)
- Code(Expression(1, Add)) at (prev + 3, 9) to (start + 0, 10)
= (c1 + (c0 - c1))

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@ -0,0 +1,88 @@
// Enables `no_coverage` on the entire crate
#![feature(no_coverage)]
#[no_coverage]
fn do_not_add_coverage_1() {
println!("called but not covered");
}
fn do_not_add_coverage_2() {
#![no_coverage]
println!("called but not covered");
}
#[no_coverage]
#[allow(dead_code)]
fn do_not_add_coverage_not_called() {
println!("not called and not covered");
}
fn add_coverage_1() {
println!("called and covered");
}
fn add_coverage_2() {
println!("called and covered");
}
#[allow(dead_code)]
fn add_coverage_not_called() {
println!("not called but covered");
}
// FIXME: These test-cases illustrate confusing results of nested functions.
// See https://github.com/rust-lang/rust/issues/93319
mod nested_fns {
#[no_coverage]
pub fn outer_not_covered(is_true: bool) {
fn inner(is_true: bool) {
if is_true {
println!("called and covered");
} else {
println!("absolutely not covered");
}
}
println!("called but not covered");
inner(is_true);
}
pub fn outer(is_true: bool) {
println!("called and covered");
inner_not_covered(is_true);
#[no_coverage]
fn inner_not_covered(is_true: bool) {
if is_true {
println!("called but not covered");
} else {
println!("absolutely not covered");
}
}
}
pub fn outer_both_covered(is_true: bool) {
println!("called and covered");
inner(is_true);
fn inner(is_true: bool) {
if is_true {
println!("called and covered");
} else {
println!("absolutely not covered");
}
}
}
}
fn main() {
let is_true = std::env::args().len() == 1;
do_not_add_coverage_1();
do_not_add_coverage_2();
add_coverage_1();
add_coverage_2();
nested_fns::outer_not_covered(is_true);
nested_fns::outer(is_true);
nested_fns::outer_both_covered(is_true);
}

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@ -0,0 +1,43 @@
Function name: overflow::main
Raw bytes (65): 0x[01, 01, 08, 01, 1b, 05, 1f, 09, 0d, 03, 11, 16, 05, 03, 11, 05, 1f, 09, 0d, 09, 01, 0f, 01, 01, 1b, 03, 02, 0b, 00, 18, 16, 01, 0c, 00, 1a, 05, 00, 1b, 03, 0a, 12, 03, 13, 00, 20, 09, 00, 21, 03, 0a, 0d, 03, 0a, 00, 0b, 1b, 01, 09, 00, 17, 11, 02, 05, 01, 02]
Number of files: 1
- file 0 => global file 1
Number of expressions: 8
- expression 0 operands: lhs = Counter(0), rhs = Expression(6, Add)
- expression 1 operands: lhs = Counter(1), rhs = Expression(7, Add)
- expression 2 operands: lhs = Counter(2), rhs = Counter(3)
- expression 3 operands: lhs = Expression(0, Add), rhs = Counter(4)
- expression 4 operands: lhs = Expression(5, Sub), rhs = Counter(1)
- expression 5 operands: lhs = Expression(0, Add), rhs = Counter(4)
- expression 6 operands: lhs = Counter(1), rhs = Expression(7, Add)
- expression 7 operands: lhs = Counter(2), rhs = Counter(3)
Number of file 0 mappings: 9
- Code(Counter(0)) at (prev + 15, 1) to (start + 1, 27)
- Code(Expression(0, Add)) at (prev + 2, 11) to (start + 0, 24)
= (c0 + (c1 + (c2 + c3)))
- Code(Expression(5, Sub)) at (prev + 1, 12) to (start + 0, 26)
= ((c0 + (c1 + (c2 + c3))) - c4)
- Code(Counter(1)) at (prev + 0, 27) to (start + 3, 10)
- Code(Expression(4, Sub)) at (prev + 3, 19) to (start + 0, 32)
= (((c0 + (c1 + (c2 + c3))) - c4) - c1)
- Code(Counter(2)) at (prev + 0, 33) to (start + 3, 10)
- Code(Counter(3)) at (prev + 3, 10) to (start + 0, 11)
- Code(Expression(6, Add)) at (prev + 1, 9) to (start + 0, 23)
= (c1 + (c2 + c3))
- Code(Counter(4)) at (prev + 2, 5) to (start + 1, 2)
Function name: overflow::might_overflow
Raw bytes (28): 0x[01, 01, 02, 01, 05, 05, 02, 04, 01, 04, 01, 01, 12, 05, 01, 13, 02, 06, 02, 02, 06, 00, 07, 07, 01, 09, 05, 02]
Number of files: 1
- file 0 => global file 1
Number of expressions: 2
- expression 0 operands: lhs = Counter(0), rhs = Counter(1)
- expression 1 operands: lhs = Counter(1), rhs = Expression(0, Sub)
Number of file 0 mappings: 4
- Code(Counter(0)) at (prev + 4, 1) to (start + 1, 18)
- Code(Counter(1)) at (prev + 1, 19) to (start + 2, 6)
- Code(Expression(0, Sub)) at (prev + 2, 6) to (start + 0, 7)
= (c0 - c1)
- Code(Expression(1, Add)) at (prev + 1, 9) to (start + 5, 2)
= (c1 + (c0 - c1))

View File

@ -0,0 +1,63 @@
#![allow(unused_assignments)]
// failure-status: 101
fn might_overflow(to_add: u32) -> u32 {
if to_add > 5 {
println!("this will probably overflow");
}
let add_to = u32::MAX - 5;
println!("does {} + {} overflow?", add_to, to_add);
let result = to_add + add_to;
println!("continuing after overflow check");
result
}
fn main() -> Result<(), u8> {
let mut countdown = 10;
while countdown > 0 {
if countdown == 1 {
let result = might_overflow(10);
println!("Result: {}", result);
} else if countdown < 5 {
let result = might_overflow(1);
println!("Result: {}", result);
}
countdown -= 1;
}
Ok(())
}
// Notes:
// 1. Compare this program and its coverage results to those of the very similar test `assert.rs`,
// and similar tests `panic_unwind.rs`, abort.rs` and `try_error_result.rs`.
// 2. This test confirms the coverage generated when a program passes or fails a
// compiler-generated `TerminatorKind::Assert` (based on an overflow check, in this case).
// 3. Similar to how the coverage instrumentation handles `TerminatorKind::Call`,
// compiler-generated assertion failures are assumed to be a symptom of a program bug, not
// expected behavior. To simplify the coverage graphs and keep instrumented programs as
// small and fast as possible, `Assert` terminators are assumed to always succeed, and
// therefore are considered "non-branching" terminators. So, an `Assert` terminator does not
// get its own coverage counter.
// 4. After an unhandled panic or failed Assert, coverage results may not always be intuitive.
// In this test, the final count for the statements after the `if` block in `might_overflow()`
// is 4, even though the lines after `to_add + add_to` were executed only 3 times. Depending
// on the MIR graph and the structure of the code, this count could have been 3 (which might
// have been valid for the overflowed add `+`, but should have been 4 for the lines before
// the overflow. The reason for this potential uncertainty is, a `CounterKind` is incremented
// via StatementKind::Counter at the end of the block, but (as in the case in this test),
// a CounterKind::Expression is always evaluated. In this case, the expression was based on
// a `Counter` incremented as part of the evaluation of the `if` expression, which was
// executed, and counted, 4 times, before reaching the overflow add.
// If the program did not overflow, the coverage for `might_overflow()` would look like this:
//
// 4| |fn might_overflow(to_add: u32) -> u32 {
// 5| 4| if to_add > 5 {
// 6| 0| println!("this will probably overflow");
// 7| 4| }
// 8| 4| let add_to = u32::MAX - 5;
// 9| 4| println!("does {} + {} overflow?", add_to, to_add);
// 10| 4| let result = to_add + add_to;
// 11| 4| println!("continuing after overflow check");
// 12| 4| result
// 13| 4|}

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@ -0,0 +1,40 @@
Function name: panic_unwind::main
Raw bytes (65): 0x[01, 01, 08, 01, 1b, 05, 1f, 09, 0d, 03, 11, 16, 05, 03, 11, 05, 1f, 09, 0d, 09, 01, 0d, 01, 01, 1b, 03, 02, 0b, 00, 18, 16, 01, 0c, 00, 1a, 05, 00, 1b, 02, 0a, 12, 02, 13, 00, 20, 09, 00, 21, 02, 0a, 0d, 02, 0a, 00, 0b, 1b, 01, 09, 00, 17, 11, 02, 05, 01, 02]
Number of files: 1
- file 0 => global file 1
Number of expressions: 8
- expression 0 operands: lhs = Counter(0), rhs = Expression(6, Add)
- expression 1 operands: lhs = Counter(1), rhs = Expression(7, Add)
- expression 2 operands: lhs = Counter(2), rhs = Counter(3)
- expression 3 operands: lhs = Expression(0, Add), rhs = Counter(4)
- expression 4 operands: lhs = Expression(5, Sub), rhs = Counter(1)
- expression 5 operands: lhs = Expression(0, Add), rhs = Counter(4)
- expression 6 operands: lhs = Counter(1), rhs = Expression(7, Add)
- expression 7 operands: lhs = Counter(2), rhs = Counter(3)
Number of file 0 mappings: 9
- Code(Counter(0)) at (prev + 13, 1) to (start + 1, 27)
- Code(Expression(0, Add)) at (prev + 2, 11) to (start + 0, 24)
= (c0 + (c1 + (c2 + c3)))
- Code(Expression(5, Sub)) at (prev + 1, 12) to (start + 0, 26)
= ((c0 + (c1 + (c2 + c3))) - c4)
- Code(Counter(1)) at (prev + 0, 27) to (start + 2, 10)
- Code(Expression(4, Sub)) at (prev + 2, 19) to (start + 0, 32)
= (((c0 + (c1 + (c2 + c3))) - c4) - c1)
- Code(Counter(2)) at (prev + 0, 33) to (start + 2, 10)
- Code(Counter(3)) at (prev + 2, 10) to (start + 0, 11)
- Code(Expression(6, Add)) at (prev + 1, 9) to (start + 0, 23)
= (c1 + (c2 + c3))
- Code(Counter(4)) at (prev + 2, 5) to (start + 1, 2)
Function name: panic_unwind::might_panic
Raw bytes (21): 0x[01, 01, 01, 01, 05, 03, 01, 04, 01, 01, 14, 05, 02, 09, 01, 19, 02, 02, 0c, 03, 02]
Number of files: 1
- file 0 => global file 1
Number of expressions: 1
- expression 0 operands: lhs = Counter(0), rhs = Counter(1)
Number of file 0 mappings: 3
- Code(Counter(0)) at (prev + 4, 1) to (start + 1, 20)
- Code(Counter(1)) at (prev + 2, 9) to (start + 1, 25)
- Code(Expression(0, Sub)) at (prev + 2, 12) to (start + 3, 2)
= (c0 - c1)

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@ -0,0 +1,31 @@
#![allow(unused_assignments)]
// failure-status: 101
fn might_panic(should_panic: bool) {
if should_panic {
println!("panicking...");
panic!("panics");
} else {
println!("Don't Panic");
}
}
fn main() -> Result<(), u8> {
let mut countdown = 10;
while countdown > 0 {
if countdown == 1 {
might_panic(true);
} else if countdown < 5 {
might_panic(false);
}
countdown -= 1;
}
Ok(())
}
// Notes:
// 1. Compare this program and its coverage results to those of the similar tests `abort.rs` and
// `try_error_result.rs`.
// 2. Since the `panic_unwind.rs` test is allowed to unwind, it is also allowed to execute the
// normal program exit cleanup, including writing out the current values of the coverage
// counters.

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@ -0,0 +1,64 @@
Function name: <partial_eq::Version as core::clone::Clone>::clone (unused)
Raw bytes (9): 0x[01, 01, 00, 01, 01, 04, 0a, 00, 0f]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 1
- Code(Counter(0)) at (prev + 4, 10) to (start + 0, 15)
Function name: <partial_eq::Version as core::cmp::Ord>::cmp (unused)
Raw bytes (14): 0x[01, 01, 00, 02, 01, 04, 33, 00, 34, 00, 00, 35, 00, 36]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 2
- Code(Counter(0)) at (prev + 4, 51) to (start + 0, 52)
- Code(Zero) at (prev + 0, 53) to (start + 0, 54)
Function name: <partial_eq::Version as core::cmp::PartialEq>::eq (unused)
Raw bytes (14): 0x[01, 01, 00, 02, 01, 04, 18, 00, 19, 00, 00, 20, 00, 21]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 2
- Code(Counter(0)) at (prev + 4, 24) to (start + 0, 25)
- Code(Zero) at (prev + 0, 32) to (start + 0, 33)
Function name: <partial_eq::Version as core::cmp::PartialOrd>::partial_cmp
Raw bytes (22): 0x[01, 01, 04, 07, 0b, 05, 09, 0f, 15, 0d, 11, 02, 01, 04, 27, 00, 28, 03, 00, 30, 00, 31]
Number of files: 1
- file 0 => global file 1
Number of expressions: 4
- expression 0 operands: lhs = Expression(1, Add), rhs = Expression(2, Add)
- expression 1 operands: lhs = Counter(1), rhs = Counter(2)
- expression 2 operands: lhs = Expression(3, Add), rhs = Counter(5)
- expression 3 operands: lhs = Counter(3), rhs = Counter(4)
Number of file 0 mappings: 2
- Code(Counter(0)) at (prev + 4, 39) to (start + 0, 40)
- Code(Expression(0, Add)) at (prev + 0, 48) to (start + 0, 49)
= ((c1 + c2) + ((c3 + c4) + c5))
Function name: <partial_eq::Version as core::fmt::Debug>::fmt
Raw bytes (9): 0x[01, 01, 00, 01, 01, 04, 11, 00, 16]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 1
- Code(Counter(0)) at (prev + 4, 17) to (start + 0, 22)
Function name: <partial_eq::Version>::new
Raw bytes (9): 0x[01, 01, 00, 01, 01, 0c, 05, 06, 06]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 1
- Code(Counter(0)) at (prev + 12, 5) to (start + 6, 6)
Function name: partial_eq::main
Raw bytes (9): 0x[01, 01, 00, 01, 01, 15, 01, 05, 02]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 1
- Code(Counter(0)) at (prev + 21, 1) to (start + 5, 2)

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@ -0,0 +1,46 @@
// This test confirms an earlier problem was resolved, supporting the MIR graph generated by the
// structure of this test.
#[derive(Clone, Debug, PartialEq, Eq, PartialOrd, Ord)]
pub struct Version {
major: usize,
minor: usize,
patch: usize,
}
impl Version {
pub fn new(major: usize, minor: usize, patch: usize) -> Self {
Self {
major,
minor,
patch,
}
}
}
fn main() {
let version_3_2_1 = Version::new(3, 2, 1);
let version_3_3_0 = Version::new(3, 3, 0);
println!("{:?} < {:?} = {}", version_3_2_1, version_3_3_0, version_3_2_1 < version_3_3_0);
}
/*
This test verifies a bug was fixed that otherwise generated this error:
thread 'rustc' panicked at 'No counters provided the source_hash for function:
Instance {
def: Item(WithOptConstParam {
did: DefId(0:101 ~ autocfg[c44a]::version::{impl#2}::partial_cmp),
const_param_did: None
}),
args: []
}'
The `PartialOrd` derived by `Version` happened to generate a MIR that generated coverage
without a code region associated with any `Counter`. Code regions were associated with at least
one expression, which is allowed, but the `function_source_hash` was only passed to the codegen
(coverage mapgen) phase from a `Counter`s code region. A new method was added to pass the
`function_source_hash` without a code region, if necessary.
*/

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@ -0,0 +1,28 @@
Function name: simple_loop::main
Raw bytes (59): 0x[01, 01, 0a, 01, 05, 27, 09, 05, 02, 23, 09, 27, 09, 05, 02, 1e, 00, 23, 09, 27, 09, 05, 02, 07, 01, 03, 01, 09, 10, 05, 0a, 05, 05, 06, 02, 05, 06, 00, 07, 23, 05, 0d, 02, 0e, 1e, 04, 0d, 00, 12, 09, 02, 0a, 03, 0a, 1b, 06, 01, 00, 02]
Number of files: 1
- file 0 => global file 1
Number of expressions: 10
- expression 0 operands: lhs = Counter(0), rhs = Counter(1)
- expression 1 operands: lhs = Expression(9, Add), rhs = Counter(2)
- expression 2 operands: lhs = Counter(1), rhs = Expression(0, Sub)
- expression 3 operands: lhs = Expression(8, Add), rhs = Counter(2)
- expression 4 operands: lhs = Expression(9, Add), rhs = Counter(2)
- expression 5 operands: lhs = Counter(1), rhs = Expression(0, Sub)
- expression 6 operands: lhs = Expression(7, Sub), rhs = Zero
- expression 7 operands: lhs = Expression(8, Add), rhs = Counter(2)
- expression 8 operands: lhs = Expression(9, Add), rhs = Counter(2)
- expression 9 operands: lhs = Counter(1), rhs = Expression(0, Sub)
Number of file 0 mappings: 7
- Code(Counter(0)) at (prev + 3, 1) to (start + 9, 16)
- Code(Counter(1)) at (prev + 10, 5) to (start + 5, 6)
- Code(Expression(0, Sub)) at (prev + 5, 6) to (start + 0, 7)
= (c0 - c1)
- Code(Expression(8, Add)) at (prev + 5, 13) to (start + 2, 14)
= ((c1 + (c0 - c1)) + c2)
- Code(Expression(7, Sub)) at (prev + 4, 13) to (start + 0, 18)
= (((c1 + (c0 - c1)) + c2) - c2)
- Code(Counter(2)) at (prev + 2, 10) to (start + 3, 10)
- Code(Expression(6, Add)) at (prev + 6, 1) to (start + 0, 2)
= ((((c1 + (c0 - c1)) + c2) - c2) + Zero)

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@ -0,0 +1,35 @@
#![allow(unused_assignments)]
fn main() {
// Initialize test constants in a way that cannot be determined at compile time, to ensure
// rustc and LLVM cannot optimize out statements (or coverage counters) downstream from
// dependent conditions.
let is_true = std::env::args().len() == 1;
let mut countdown = 0;
if
is_true
{
countdown
=
10
;
}
loop
{
if
countdown
==
0
{
break
;
}
countdown
-=
1
;
}
}

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@ -0,0 +1,36 @@
Function name: simple_match::main
Raw bytes (82): 0x[01, 01, 0e, 01, 05, 2f, 33, 05, 02, 09, 0d, 2b, 11, 2f, 33, 05, 02, 09, 0d, 26, 00, 2b, 11, 2f, 33, 05, 02, 09, 0d, 09, 00, 0a, 01, 03, 01, 07, 0f, 05, 07, 10, 02, 06, 02, 02, 06, 00, 07, 2b, 05, 09, 00, 0d, 26, 05, 0d, 00, 16, 09, 02, 0d, 00, 0e, 23, 02, 11, 02, 12, 37, 04, 0d, 07, 0e, 0d, 0a, 0d, 00, 0f, 11, 03, 01, 00, 02]
Number of files: 1
- file 0 => global file 1
Number of expressions: 14
- expression 0 operands: lhs = Counter(0), rhs = Counter(1)
- expression 1 operands: lhs = Expression(11, Add), rhs = Expression(12, Add)
- expression 2 operands: lhs = Counter(1), rhs = Expression(0, Sub)
- expression 3 operands: lhs = Counter(2), rhs = Counter(3)
- expression 4 operands: lhs = Expression(10, Add), rhs = Counter(4)
- expression 5 operands: lhs = Expression(11, Add), rhs = Expression(12, Add)
- expression 6 operands: lhs = Counter(1), rhs = Expression(0, Sub)
- expression 7 operands: lhs = Counter(2), rhs = Counter(3)
- expression 8 operands: lhs = Expression(9, Sub), rhs = Zero
- expression 9 operands: lhs = Expression(10, Add), rhs = Counter(4)
- expression 10 operands: lhs = Expression(11, Add), rhs = Expression(12, Add)
- expression 11 operands: lhs = Counter(1), rhs = Expression(0, Sub)
- expression 12 operands: lhs = Counter(2), rhs = Counter(3)
- expression 13 operands: lhs = Counter(2), rhs = Zero
Number of file 0 mappings: 10
- Code(Counter(0)) at (prev + 3, 1) to (start + 7, 15)
- Code(Counter(1)) at (prev + 7, 16) to (start + 2, 6)
- Code(Expression(0, Sub)) at (prev + 2, 6) to (start + 0, 7)
= (c0 - c1)
- Code(Expression(10, Add)) at (prev + 5, 9) to (start + 0, 13)
= ((c1 + (c0 - c1)) + (c2 + c3))
- Code(Expression(9, Sub)) at (prev + 5, 13) to (start + 0, 22)
= (((c1 + (c0 - c1)) + (c2 + c3)) - c4)
- Code(Counter(2)) at (prev + 2, 13) to (start + 0, 14)
- Code(Expression(8, Add)) at (prev + 2, 17) to (start + 2, 18)
= ((((c1 + (c0 - c1)) + (c2 + c3)) - c4) + Zero)
- Code(Expression(13, Add)) at (prev + 4, 13) to (start + 7, 14)
= (c2 + Zero)
- Code(Counter(3)) at (prev + 10, 13) to (start + 0, 15)
- Code(Counter(4)) at (prev + 3, 1) to (start + 0, 2)

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@ -0,0 +1,43 @@
#![allow(unused_assignments, unused_variables)]
fn main() {
// Initialize test constants in a way that cannot be determined at compile time, to ensure
// rustc and LLVM cannot optimize out statements (or coverage counters) downstream from
// dependent conditions.
let is_true = std::env::args().len() == 1;
let mut countdown = 1;
if is_true {
countdown = 0;
}
for
_
in
0..2
{
let z
;
match
countdown
{
x
if
x
<
1
=>
{
z = countdown
;
let y = countdown
;
countdown = 10
;
}
_
=>
{}
}
}
}

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@ -0,0 +1,68 @@
Function name: sort_groups::generic_fn::<&str>
Raw bytes (28): 0x[01, 01, 02, 01, 05, 05, 02, 04, 01, 11, 01, 01, 0c, 05, 01, 0d, 02, 06, 02, 02, 06, 00, 07, 07, 01, 01, 00, 02]
Number of files: 1
- file 0 => global file 1
Number of expressions: 2
- expression 0 operands: lhs = Counter(0), rhs = Counter(1)
- expression 1 operands: lhs = Counter(1), rhs = Expression(0, Sub)
Number of file 0 mappings: 4
- Code(Counter(0)) at (prev + 17, 1) to (start + 1, 12)
- Code(Counter(1)) at (prev + 1, 13) to (start + 2, 6)
- Code(Expression(0, Sub)) at (prev + 2, 6) to (start + 0, 7)
= (c0 - c1)
- Code(Expression(1, Add)) at (prev + 1, 1) to (start + 0, 2)
= (c1 + (c0 - c1))
Function name: sort_groups::generic_fn::<()>
Raw bytes (28): 0x[01, 01, 02, 01, 05, 05, 02, 04, 01, 11, 01, 01, 0c, 05, 01, 0d, 02, 06, 02, 02, 06, 00, 07, 07, 01, 01, 00, 02]
Number of files: 1
- file 0 => global file 1
Number of expressions: 2
- expression 0 operands: lhs = Counter(0), rhs = Counter(1)
- expression 1 operands: lhs = Counter(1), rhs = Expression(0, Sub)
Number of file 0 mappings: 4
- Code(Counter(0)) at (prev + 17, 1) to (start + 1, 12)
- Code(Counter(1)) at (prev + 1, 13) to (start + 2, 6)
- Code(Expression(0, Sub)) at (prev + 2, 6) to (start + 0, 7)
= (c0 - c1)
- Code(Expression(1, Add)) at (prev + 1, 1) to (start + 0, 2)
= (c1 + (c0 - c1))
Function name: sort_groups::generic_fn::<i32>
Raw bytes (28): 0x[01, 01, 02, 01, 05, 05, 02, 04, 01, 11, 01, 01, 0c, 05, 01, 0d, 02, 06, 02, 02, 06, 00, 07, 07, 01, 01, 00, 02]
Number of files: 1
- file 0 => global file 1
Number of expressions: 2
- expression 0 operands: lhs = Counter(0), rhs = Counter(1)
- expression 1 operands: lhs = Counter(1), rhs = Expression(0, Sub)
Number of file 0 mappings: 4
- Code(Counter(0)) at (prev + 17, 1) to (start + 1, 12)
- Code(Counter(1)) at (prev + 1, 13) to (start + 2, 6)
- Code(Expression(0, Sub)) at (prev + 2, 6) to (start + 0, 7)
= (c0 - c1)
- Code(Expression(1, Add)) at (prev + 1, 1) to (start + 0, 2)
= (c1 + (c0 - c1))
Function name: sort_groups::main
Raw bytes (28): 0x[01, 01, 02, 01, 05, 05, 02, 04, 01, 06, 01, 04, 0d, 00, 04, 0e, 02, 06, 02, 02, 06, 00, 07, 07, 01, 05, 02, 02]
Number of files: 1
- file 0 => global file 1
Number of expressions: 2
- expression 0 operands: lhs = Counter(0), rhs = Counter(1)
- expression 1 operands: lhs = Counter(1), rhs = Expression(0, Sub)
Number of file 0 mappings: 4
- Code(Counter(0)) at (prev + 6, 1) to (start + 4, 13)
- Code(Zero) at (prev + 4, 14) to (start + 2, 6)
- Code(Expression(0, Sub)) at (prev + 2, 6) to (start + 0, 7)
= (c0 - c1)
- Code(Expression(1, Add)) at (prev + 1, 5) to (start + 2, 2)
= (c1 + (c0 - c1))
Function name: sort_groups::other_fn
Raw bytes (9): 0x[01, 01, 00, 01, 01, 17, 01, 00, 11]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 1
- Code(Counter(0)) at (prev + 23, 1) to (start + 0, 17)

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@ -0,0 +1,23 @@
// compile-flags: --edition=2021
// Demonstrate that `sort_subviews.py` can sort instantiation groups into a
// predictable order, while preserving their heterogeneous contents.
fn main() {
let cond = std::env::args().len() > 1;
generic_fn::<()>(cond);
generic_fn::<&'static str>(!cond);
if false {
generic_fn::<char>(cond);
}
generic_fn::<i32>(cond);
other_fn();
}
fn generic_fn<T>(cond: bool) {
if cond {
println!("{}", std::any::type_name::<T>());
}
}
fn other_fn() {}

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@ -0,0 +1,24 @@
Function name: test_harness::my_test
Raw bytes (9): 0x[01, 01, 00, 01, 01, 0a, 01, 00, 10]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 1
- Code(Counter(0)) at (prev + 10, 1) to (start + 0, 16)
Function name: test_harness::my_test::{closure#0}
Raw bytes (9): 0x[01, 01, 00, 01, 01, 09, 01, 00, 08]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 1
- Code(Counter(0)) at (prev + 9, 1) to (start + 0, 8)
Function name: test_harness::unused (unused)
Raw bytes (9): 0x[01, 01, 00, 01, 01, 07, 01, 00, 0f]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 1
- Code(Counter(0)) at (prev + 7, 1) to (start + 0, 15)

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@ -0,0 +1,10 @@
// Verify that the entry point injected by the test harness doesn't cause
// weird artifacts in the coverage report (e.g. issue #10749).
// compile-flags: --test
#[allow(dead_code)]
fn unused() {}
#[test]
fn my_test() {}

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@ -0,0 +1,12 @@
Function name: tight_inf_loop::main
Raw bytes (21): 0x[01, 01, 01, 01, 05, 03, 01, 01, 01, 01, 0d, 00, 02, 09, 00, 10, 02, 01, 06, 01, 02]
Number of files: 1
- file 0 => global file 1
Number of expressions: 1
- expression 0 operands: lhs = Counter(0), rhs = Counter(1)
Number of file 0 mappings: 3
- Code(Counter(0)) at (prev + 1, 1) to (start + 1, 13)
- Code(Zero) at (prev + 2, 9) to (start + 0, 16)
- Code(Expression(0, Sub)) at (prev + 1, 6) to (start + 1, 2)
= (c0 - c1)

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@ -0,0 +1,5 @@
fn main() {
if false {
loop {}
}
}

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@ -0,0 +1,226 @@
Function name: <try_error_result::Thing1>::get_thing_2
Raw bytes (28): 0x[01, 01, 02, 01, 05, 05, 02, 04, 01, 28, 05, 01, 18, 05, 02, 0d, 00, 14, 02, 02, 0d, 00, 1a, 07, 02, 05, 00, 06]
Number of files: 1
- file 0 => global file 1
Number of expressions: 2
- expression 0 operands: lhs = Counter(0), rhs = Counter(1)
- expression 1 operands: lhs = Counter(1), rhs = Expression(0, Sub)
Number of file 0 mappings: 4
- Code(Counter(0)) at (prev + 40, 5) to (start + 1, 24)
- Code(Counter(1)) at (prev + 2, 13) to (start + 0, 20)
- Code(Expression(0, Sub)) at (prev + 2, 13) to (start + 0, 26)
= (c0 - c1)
- Code(Expression(1, Add)) at (prev + 2, 5) to (start + 0, 6)
= (c1 + (c0 - c1))
Function name: <try_error_result::Thing2>::call
Raw bytes (28): 0x[01, 01, 02, 01, 05, 05, 02, 04, 01, 33, 05, 01, 18, 05, 02, 0d, 00, 14, 02, 02, 0d, 00, 13, 07, 02, 05, 00, 06]
Number of files: 1
- file 0 => global file 1
Number of expressions: 2
- expression 0 operands: lhs = Counter(0), rhs = Counter(1)
- expression 1 operands: lhs = Counter(1), rhs = Expression(0, Sub)
Number of file 0 mappings: 4
- Code(Counter(0)) at (prev + 51, 5) to (start + 1, 24)
- Code(Counter(1)) at (prev + 2, 13) to (start + 0, 20)
- Code(Expression(0, Sub)) at (prev + 2, 13) to (start + 0, 19)
= (c0 - c1)
- Code(Expression(1, Add)) at (prev + 2, 5) to (start + 0, 6)
= (c1 + (c0 - c1))
Function name: try_error_result::call
Raw bytes (28): 0x[01, 01, 02, 01, 05, 05, 02, 04, 01, 04, 01, 01, 14, 05, 02, 09, 00, 10, 02, 02, 09, 00, 0f, 07, 02, 01, 00, 02]
Number of files: 1
- file 0 => global file 1
Number of expressions: 2
- expression 0 operands: lhs = Counter(0), rhs = Counter(1)
- expression 1 operands: lhs = Counter(1), rhs = Expression(0, Sub)
Number of file 0 mappings: 4
- Code(Counter(0)) at (prev + 4, 1) to (start + 1, 20)
- Code(Counter(1)) at (prev + 2, 9) to (start + 0, 16)
- Code(Expression(0, Sub)) at (prev + 2, 9) to (start + 0, 15)
= (c0 - c1)
- Code(Expression(1, Add)) at (prev + 2, 1) to (start + 0, 2)
= (c1 + (c0 - c1))
Function name: try_error_result::main
Raw bytes (28): 0x[01, 01, 02, 01, 05, 05, 02, 04, 01, 70, 01, 02, 0c, 05, 03, 05, 00, 06, 02, 02, 05, 00, 0b, 07, 01, 01, 00, 02]
Number of files: 1
- file 0 => global file 1
Number of expressions: 2
- expression 0 operands: lhs = Counter(0), rhs = Counter(1)
- expression 1 operands: lhs = Counter(1), rhs = Expression(0, Sub)
Number of file 0 mappings: 4
- Code(Counter(0)) at (prev + 112, 1) to (start + 2, 12)
- Code(Counter(1)) at (prev + 3, 5) to (start + 0, 6)
- Code(Expression(0, Sub)) at (prev + 2, 5) to (start + 0, 11)
= (c0 - c1)
- Code(Expression(1, Add)) at (prev + 1, 1) to (start + 0, 2)
= (c1 + (c0 - c1))
Function name: try_error_result::test1
Raw bytes (77): 0x[01, 01, 09, 01, 07, 05, 09, 03, 0d, 1d, 11, 16, 1d, 03, 0d, 1f, 0d, 11, 23, 15, 19, 0b, 01, 0c, 01, 02, 17, 03, 07, 09, 00, 0e, 16, 02, 09, 04, 1a, 1d, 06, 0d, 00, 29, 11, 00, 29, 00, 2a, 0e, 01, 0d, 00, 2a, 15, 00, 2a, 00, 2b, 12, 04, 0d, 00, 2a, 19, 00, 2a, 00, 2b, 0d, 03, 05, 00, 0b, 1b, 01, 01, 00, 02]
Number of files: 1
- file 0 => global file 1
Number of expressions: 9
- expression 0 operands: lhs = Counter(0), rhs = Expression(1, Add)
- expression 1 operands: lhs = Counter(1), rhs = Counter(2)
- expression 2 operands: lhs = Expression(0, Add), rhs = Counter(3)
- expression 3 operands: lhs = Counter(7), rhs = Counter(4)
- expression 4 operands: lhs = Expression(5, Sub), rhs = Counter(7)
- expression 5 operands: lhs = Expression(0, Add), rhs = Counter(3)
- expression 6 operands: lhs = Expression(7, Add), rhs = Counter(3)
- expression 7 operands: lhs = Counter(4), rhs = Expression(8, Add)
- expression 8 operands: lhs = Counter(5), rhs = Counter(6)
Number of file 0 mappings: 11
- Code(Counter(0)) at (prev + 12, 1) to (start + 2, 23)
- Code(Expression(0, Add)) at (prev + 7, 9) to (start + 0, 14)
= (c0 + (c1 + c2))
- Code(Expression(5, Sub)) at (prev + 2, 9) to (start + 4, 26)
= ((c0 + (c1 + c2)) - c3)
- Code(Counter(7)) at (prev + 6, 13) to (start + 0, 41)
- Code(Counter(4)) at (prev + 0, 41) to (start + 0, 42)
- Code(Expression(3, Sub)) at (prev + 1, 13) to (start + 0, 42)
= (c7 - c4)
- Code(Counter(5)) at (prev + 0, 42) to (start + 0, 43)
- Code(Expression(4, Sub)) at (prev + 4, 13) to (start + 0, 42)
= (((c0 + (c1 + c2)) - c3) - c7)
- Code(Counter(6)) at (prev + 0, 42) to (start + 0, 43)
- Code(Counter(3)) at (prev + 3, 5) to (start + 0, 11)
- Code(Expression(6, Add)) at (prev + 1, 1) to (start + 0, 2)
= ((c4 + (c5 + c6)) + c3)
Function name: try_error_result::test2
Raw bytes (373): 0x[01, 01, 41, 01, 07, 05, 09, 03, 0d, 41, 11, 52, 15, 41, 11, 4a, 1d, 4e, 19, 52, 15, 41, 11, 4e, 00, 52, 15, 41, 11, 4e, 19, 52, 15, 41, 11, 46, 00, 4a, 1d, 4e, 19, 52, 15, 41, 11, 6a, 25, 49, 21, 49, 21, 66, 00, 6a, 25, 49, 21, 9a, 01, 2d, 9e, 01, 29, a2, 01, 41, 03, 0d, a2, 01, 41, 03, 0d, 9e, 01, 29, a2, 01, 41, 03, 0d, 96, 01, 00, 9a, 01, 2d, 9e, 01, 29, a2, 01, 41, 03, 0d, ba, 01, 35, 45, 31, 45, 31, b6, 01, 00, ba, 01, 35, 45, 31, d2, 01, 3d, 4d, 39, 4d, 39, ce, 01, 00, d2, 01, 3d, 4d, 39, db, 01, 0d, 11, df, 01, e3, 01, f3, 01, 15, e7, 01, eb, 01, ef, 01, 19, 1d, 21, 25, f7, 01, fb, 01, 29, 2d, ff, 01, 83, 02, 31, 35, 39, 3d, 28, 01, 3c, 01, 03, 17, 03, 08, 09, 00, 0e, a2, 01, 02, 09, 04, 1a, 41, 06, 0d, 00, 2f, 11, 00, 2f, 00, 30, 52, 00, 31, 03, 35, 15, 04, 11, 00, 12, 4e, 02, 11, 04, 12, 46, 05, 11, 00, 14, 2b, 00, 17, 00, 41, 19, 00, 41, 00, 42, 4a, 00, 43, 00, 5f, 1d, 00, 5f, 00, 60, 43, 01, 0d, 00, 20, 66, 01, 11, 00, 14, 49, 00, 17, 00, 41, 21, 00, 41, 00, 42, 6a, 00, 43, 00, 60, 25, 00, 60, 00, 61, 63, 01, 0d, 00, 20, 96, 01, 04, 11, 00, 14, 9e, 01, 00, 17, 00, 42, 29, 00, 42, 00, 43, 9a, 01, 00, 44, 00, 61, 2d, 00, 61, 00, 62, 93, 01, 01, 0d, 00, 20, b6, 01, 01, 11, 00, 14, 45, 00, 17, 01, 36, 31, 01, 36, 00, 37, ba, 01, 01, 12, 00, 2f, 35, 00, 2f, 00, 30, b3, 01, 01, 0d, 00, 20, ce, 01, 01, 11, 00, 14, 4d, 00, 17, 01, 36, 39, 02, 11, 00, 12, d2, 01, 01, 12, 00, 2f, 3d, 01, 11, 00, 12, cb, 01, 02, 0d, 00, 20, 0d, 03, 05, 00, 0b, d7, 01, 01, 01, 00, 02]
Number of files: 1
- file 0 => global file 1
Number of expressions: 65
- expression 0 operands: lhs = Counter(0), rhs = Expression(1, Add)
- expression 1 operands: lhs = Counter(1), rhs = Counter(2)
- expression 2 operands: lhs = Expression(0, Add), rhs = Counter(3)
- expression 3 operands: lhs = Counter(16), rhs = Counter(4)
- expression 4 operands: lhs = Expression(20, Sub), rhs = Counter(5)
- expression 5 operands: lhs = Counter(16), rhs = Counter(4)
- expression 6 operands: lhs = Expression(18, Sub), rhs = Counter(7)
- expression 7 operands: lhs = Expression(19, Sub), rhs = Counter(6)
- expression 8 operands: lhs = Expression(20, Sub), rhs = Counter(5)
- expression 9 operands: lhs = Counter(16), rhs = Counter(4)
- expression 10 operands: lhs = Expression(19, Sub), rhs = Zero
- expression 11 operands: lhs = Expression(20, Sub), rhs = Counter(5)
- expression 12 operands: lhs = Counter(16), rhs = Counter(4)
- expression 13 operands: lhs = Expression(19, Sub), rhs = Counter(6)
- expression 14 operands: lhs = Expression(20, Sub), rhs = Counter(5)
- expression 15 operands: lhs = Counter(16), rhs = Counter(4)
- expression 16 operands: lhs = Expression(17, Sub), rhs = Zero
- expression 17 operands: lhs = Expression(18, Sub), rhs = Counter(7)
- expression 18 operands: lhs = Expression(19, Sub), rhs = Counter(6)
- expression 19 operands: lhs = Expression(20, Sub), rhs = Counter(5)
- expression 20 operands: lhs = Counter(16), rhs = Counter(4)
- expression 21 operands: lhs = Expression(26, Sub), rhs = Counter(9)
- expression 22 operands: lhs = Counter(18), rhs = Counter(8)
- expression 23 operands: lhs = Counter(18), rhs = Counter(8)
- expression 24 operands: lhs = Expression(25, Sub), rhs = Zero
- expression 25 operands: lhs = Expression(26, Sub), rhs = Counter(9)
- expression 26 operands: lhs = Counter(18), rhs = Counter(8)
- expression 27 operands: lhs = Expression(38, Sub), rhs = Counter(11)
- expression 28 operands: lhs = Expression(39, Sub), rhs = Counter(10)
- expression 29 operands: lhs = Expression(40, Sub), rhs = Counter(16)
- expression 30 operands: lhs = Expression(0, Add), rhs = Counter(3)
- expression 31 operands: lhs = Expression(40, Sub), rhs = Counter(16)
- expression 32 operands: lhs = Expression(0, Add), rhs = Counter(3)
- expression 33 operands: lhs = Expression(39, Sub), rhs = Counter(10)
- expression 34 operands: lhs = Expression(40, Sub), rhs = Counter(16)
- expression 35 operands: lhs = Expression(0, Add), rhs = Counter(3)
- expression 36 operands: lhs = Expression(37, Sub), rhs = Zero
- expression 37 operands: lhs = Expression(38, Sub), rhs = Counter(11)
- expression 38 operands: lhs = Expression(39, Sub), rhs = Counter(10)
- expression 39 operands: lhs = Expression(40, Sub), rhs = Counter(16)
- expression 40 operands: lhs = Expression(0, Add), rhs = Counter(3)
- expression 41 operands: lhs = Expression(46, Sub), rhs = Counter(13)
- expression 42 operands: lhs = Counter(17), rhs = Counter(12)
- expression 43 operands: lhs = Counter(17), rhs = Counter(12)
- expression 44 operands: lhs = Expression(45, Sub), rhs = Zero
- expression 45 operands: lhs = Expression(46, Sub), rhs = Counter(13)
- expression 46 operands: lhs = Counter(17), rhs = Counter(12)
- expression 47 operands: lhs = Expression(52, Sub), rhs = Counter(15)
- expression 48 operands: lhs = Counter(19), rhs = Counter(14)
- expression 49 operands: lhs = Counter(19), rhs = Counter(14)
- expression 50 operands: lhs = Expression(51, Sub), rhs = Zero
- expression 51 operands: lhs = Expression(52, Sub), rhs = Counter(15)
- expression 52 operands: lhs = Counter(19), rhs = Counter(14)
- expression 53 operands: lhs = Expression(54, Add), rhs = Counter(3)
- expression 54 operands: lhs = Counter(4), rhs = Expression(55, Add)
- expression 55 operands: lhs = Expression(56, Add), rhs = Expression(60, Add)
- expression 56 operands: lhs = Counter(5), rhs = Expression(57, Add)
- expression 57 operands: lhs = Expression(58, Add), rhs = Expression(59, Add)
- expression 58 operands: lhs = Counter(6), rhs = Counter(7)
- expression 59 operands: lhs = Counter(8), rhs = Counter(9)
- expression 60 operands: lhs = Expression(61, Add), rhs = Expression(62, Add)
- expression 61 operands: lhs = Counter(10), rhs = Counter(11)
- expression 62 operands: lhs = Expression(63, Add), rhs = Expression(64, Add)
- expression 63 operands: lhs = Counter(12), rhs = Counter(13)
- expression 64 operands: lhs = Counter(14), rhs = Counter(15)
Number of file 0 mappings: 40
- Code(Counter(0)) at (prev + 60, 1) to (start + 3, 23)
- Code(Expression(0, Add)) at (prev + 8, 9) to (start + 0, 14)
= (c0 + (c1 + c2))
- Code(Expression(40, Sub)) at (prev + 2, 9) to (start + 4, 26)
= ((c0 + (c1 + c2)) - c3)
- Code(Counter(16)) at (prev + 6, 13) to (start + 0, 47)
- Code(Counter(4)) at (prev + 0, 47) to (start + 0, 48)
- Code(Expression(20, Sub)) at (prev + 0, 49) to (start + 3, 53)
= (c16 - c4)
- Code(Counter(5)) at (prev + 4, 17) to (start + 0, 18)
- Code(Expression(19, Sub)) at (prev + 2, 17) to (start + 4, 18)
= ((c16 - c4) - c5)
- Code(Expression(17, Sub)) at (prev + 5, 17) to (start + 0, 20)
= ((((c16 - c4) - c5) - c6) - c7)
- Code(Expression(10, Add)) at (prev + 0, 23) to (start + 0, 65)
= (((c16 - c4) - c5) + Zero)
- Code(Counter(6)) at (prev + 0, 65) to (start + 0, 66)
- Code(Expression(18, Sub)) at (prev + 0, 67) to (start + 0, 95)
= (((c16 - c4) - c5) - c6)
- Code(Counter(7)) at (prev + 0, 95) to (start + 0, 96)
- Code(Expression(16, Add)) at (prev + 1, 13) to (start + 0, 32)
= (((((c16 - c4) - c5) - c6) - c7) + Zero)
- Code(Expression(25, Sub)) at (prev + 1, 17) to (start + 0, 20)
= ((c18 - c8) - c9)
- Code(Counter(18)) at (prev + 0, 23) to (start + 0, 65)
- Code(Counter(8)) at (prev + 0, 65) to (start + 0, 66)
- Code(Expression(26, Sub)) at (prev + 0, 67) to (start + 0, 96)
= (c18 - c8)
- Code(Counter(9)) at (prev + 0, 96) to (start + 0, 97)
- Code(Expression(24, Add)) at (prev + 1, 13) to (start + 0, 32)
= (((c18 - c8) - c9) + Zero)
- Code(Expression(37, Sub)) at (prev + 4, 17) to (start + 0, 20)
= (((((c0 + (c1 + c2)) - c3) - c16) - c10) - c11)
- Code(Expression(39, Sub)) at (prev + 0, 23) to (start + 0, 66)
= (((c0 + (c1 + c2)) - c3) - c16)
- Code(Counter(10)) at (prev + 0, 66) to (start + 0, 67)
- Code(Expression(38, Sub)) at (prev + 0, 68) to (start + 0, 97)
= ((((c0 + (c1 + c2)) - c3) - c16) - c10)
- Code(Counter(11)) at (prev + 0, 97) to (start + 0, 98)
- Code(Expression(36, Add)) at (prev + 1, 13) to (start + 0, 32)
= ((((((c0 + (c1 + c2)) - c3) - c16) - c10) - c11) + Zero)
- Code(Expression(45, Sub)) at (prev + 1, 17) to (start + 0, 20)
= ((c17 - c12) - c13)
- Code(Counter(17)) at (prev + 0, 23) to (start + 1, 54)
- Code(Counter(12)) at (prev + 1, 54) to (start + 0, 55)
- Code(Expression(46, Sub)) at (prev + 1, 18) to (start + 0, 47)
= (c17 - c12)
- Code(Counter(13)) at (prev + 0, 47) to (start + 0, 48)
- Code(Expression(44, Add)) at (prev + 1, 13) to (start + 0, 32)
= (((c17 - c12) - c13) + Zero)
- Code(Expression(51, Sub)) at (prev + 1, 17) to (start + 0, 20)
= ((c19 - c14) - c15)
- Code(Counter(19)) at (prev + 0, 23) to (start + 1, 54)
- Code(Counter(14)) at (prev + 2, 17) to (start + 0, 18)
- Code(Expression(52, Sub)) at (prev + 1, 18) to (start + 0, 47)
= (c19 - c14)
- Code(Counter(15)) at (prev + 1, 17) to (start + 0, 18)
- Code(Expression(50, Add)) at (prev + 2, 13) to (start + 0, 32)
= (((c19 - c14) - c15) + Zero)
- Code(Counter(3)) at (prev + 3, 5) to (start + 0, 11)
- Code(Expression(53, Add)) at (prev + 1, 1) to (start + 0, 2)
= ((c4 + ((c5 + ((c6 + c7) + (c8 + c9))) + ((c10 + c11) + ((c12 + c13) + (c14 + c15))))) + c3)

View File

@ -0,0 +1,118 @@
#![allow(unused_assignments)]
// failure-status: 1
fn call(return_error: bool) -> Result<(), ()> {
if return_error {
Err(())
} else {
Ok(())
}
}
fn test1() -> Result<(), ()> {
let mut
countdown = 10
;
for
_
in
0..10
{
countdown
-= 1
;
if
countdown < 5
{
call(/*return_error=*/ true)?;
call(/*return_error=*/ false)?;
}
else
{
call(/*return_error=*/ false)?;
}
}
Ok(())
}
struct Thing1;
impl Thing1 {
fn get_thing_2(&self, return_error: bool) -> Result<Thing2, ()> {
if return_error {
Err(())
} else {
Ok(Thing2 {})
}
}
}
struct Thing2;
impl Thing2 {
fn call(&self, return_error: bool) -> Result<u32, ()> {
if return_error {
Err(())
} else {
Ok(57)
}
}
}
fn test2() -> Result<(), ()> {
let thing1 = Thing1{};
let mut
countdown = 10
;
for
_
in
0..10
{
countdown
-= 1
;
if
countdown < 5
{
thing1.get_thing_2(/*err=*/ false)?.call(/*err=*/ true).expect_err("call should fail");
thing1
.
get_thing_2(/*return_error=*/ false)
?
.
call(/*return_error=*/ true)
.
expect_err(
"call should fail"
);
let val = thing1.get_thing_2(/*return_error=*/ true)?.call(/*return_error=*/ true)?;
assert_eq!(val, 57);
let val = thing1.get_thing_2(/*return_error=*/ true)?.call(/*return_error=*/ false)?;
assert_eq!(val, 57);
}
else
{
let val = thing1.get_thing_2(/*return_error=*/ false)?.call(/*return_error=*/ false)?;
assert_eq!(val, 57);
let val = thing1
.get_thing_2(/*return_error=*/ false)?
.call(/*return_error=*/ false)?;
assert_eq!(val, 57);
let val = thing1
.get_thing_2(/*return_error=*/ false)
?
.call(/*return_error=*/ false)
?
;
assert_eq!(val, 57);
}
}
Ok(())
}
fn main() -> Result<(), ()> {
test1().expect_err("test1 should fail");
test2()
?
;
Ok(())
}

View File

@ -0,0 +1,94 @@
Function name: unused::foo::<f32>
Raw bytes (42): 0x[01, 01, 04, 01, 0f, 05, 09, 03, 0d, 05, 09, 06, 01, 03, 01, 01, 12, 03, 02, 0b, 00, 11, 0a, 01, 09, 00, 0f, 09, 00, 13, 00, 19, 0f, 01, 09, 00, 0f, 0d, 02, 01, 00, 02]
Number of files: 1
- file 0 => global file 1
Number of expressions: 4
- expression 0 operands: lhs = Counter(0), rhs = Expression(3, Add)
- expression 1 operands: lhs = Counter(1), rhs = Counter(2)
- expression 2 operands: lhs = Expression(0, Add), rhs = Counter(3)
- expression 3 operands: lhs = Counter(1), rhs = Counter(2)
Number of file 0 mappings: 6
- Code(Counter(0)) at (prev + 3, 1) to (start + 1, 18)
- Code(Expression(0, Add)) at (prev + 2, 11) to (start + 0, 17)
= (c0 + (c1 + c2))
- Code(Expression(2, Sub)) at (prev + 1, 9) to (start + 0, 15)
= ((c0 + (c1 + c2)) - c3)
- Code(Counter(2)) at (prev + 0, 19) to (start + 0, 25)
- Code(Expression(3, Add)) at (prev + 1, 9) to (start + 0, 15)
= (c1 + c2)
- Code(Counter(3)) at (prev + 2, 1) to (start + 0, 2)
Function name: unused::foo::<u32>
Raw bytes (42): 0x[01, 01, 04, 01, 0f, 05, 09, 03, 0d, 05, 09, 06, 01, 03, 01, 01, 12, 03, 02, 0b, 00, 11, 0a, 01, 09, 00, 0f, 09, 00, 13, 00, 19, 0f, 01, 09, 00, 0f, 0d, 02, 01, 00, 02]
Number of files: 1
- file 0 => global file 1
Number of expressions: 4
- expression 0 operands: lhs = Counter(0), rhs = Expression(3, Add)
- expression 1 operands: lhs = Counter(1), rhs = Counter(2)
- expression 2 operands: lhs = Expression(0, Add), rhs = Counter(3)
- expression 3 operands: lhs = Counter(1), rhs = Counter(2)
Number of file 0 mappings: 6
- Code(Counter(0)) at (prev + 3, 1) to (start + 1, 18)
- Code(Expression(0, Add)) at (prev + 2, 11) to (start + 0, 17)
= (c0 + (c1 + c2))
- Code(Expression(2, Sub)) at (prev + 1, 9) to (start + 0, 15)
= ((c0 + (c1 + c2)) - c3)
- Code(Counter(2)) at (prev + 0, 19) to (start + 0, 25)
- Code(Expression(3, Add)) at (prev + 1, 9) to (start + 0, 15)
= (c1 + c2)
- Code(Counter(3)) at (prev + 2, 1) to (start + 0, 2)
Function name: unused::main
Raw bytes (9): 0x[01, 01, 00, 01, 01, 25, 01, 04, 02]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 1
- Code(Counter(0)) at (prev + 37, 1) to (start + 4, 2)
Function name: unused::unused_func (unused)
Raw bytes (24): 0x[01, 01, 00, 04, 01, 13, 01, 01, 0e, 00, 01, 0f, 02, 06, 00, 02, 06, 00, 07, 00, 01, 01, 00, 02]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 4
- Code(Counter(0)) at (prev + 19, 1) to (start + 1, 14)
- Code(Zero) at (prev + 1, 15) to (start + 2, 6)
- Code(Zero) at (prev + 2, 6) to (start + 0, 7)
- Code(Zero) at (prev + 1, 1) to (start + 0, 2)
Function name: unused::unused_func2 (unused)
Raw bytes (24): 0x[01, 01, 00, 04, 01, 19, 01, 01, 0e, 00, 01, 0f, 02, 06, 00, 02, 06, 00, 07, 00, 01, 01, 00, 02]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 4
- Code(Counter(0)) at (prev + 25, 1) to (start + 1, 14)
- Code(Zero) at (prev + 1, 15) to (start + 2, 6)
- Code(Zero) at (prev + 2, 6) to (start + 0, 7)
- Code(Zero) at (prev + 1, 1) to (start + 0, 2)
Function name: unused::unused_func3 (unused)
Raw bytes (24): 0x[01, 01, 00, 04, 01, 1f, 01, 01, 0e, 00, 01, 0f, 02, 06, 00, 02, 06, 00, 07, 00, 01, 01, 00, 02]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 4
- Code(Counter(0)) at (prev + 31, 1) to (start + 1, 14)
- Code(Zero) at (prev + 1, 15) to (start + 2, 6)
- Code(Zero) at (prev + 2, 6) to (start + 0, 7)
- Code(Zero) at (prev + 1, 1) to (start + 0, 2)
Function name: unused::unused_template_func::<_> (unused)
Raw bytes (34): 0x[01, 01, 00, 06, 01, 0b, 01, 01, 12, 00, 02, 0b, 00, 11, 00, 01, 09, 00, 0f, 00, 00, 13, 00, 19, 00, 01, 09, 00, 0f, 00, 02, 01, 00, 02]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 6
- Code(Counter(0)) at (prev + 11, 1) to (start + 1, 18)
- Code(Zero) at (prev + 2, 11) to (start + 0, 17)
- Code(Zero) at (prev + 1, 9) to (start + 0, 15)
- Code(Zero) at (prev + 0, 19) to (start + 0, 25)
- Code(Zero) at (prev + 1, 9) to (start + 0, 15)
- Code(Zero) at (prev + 2, 1) to (start + 0, 2)

View File

@ -0,0 +1,41 @@
#![allow(dead_code, unused_assignments, unused_must_use, unused_variables)]
fn foo<T>(x: T) {
let mut i = 0;
while i < 10 {
i != 0 || i != 0;
i += 1;
}
}
fn unused_template_func<T>(x: T) {
let mut i = 0;
while i < 10 {
i != 0 || i != 0;
i += 1;
}
}
fn unused_func(mut a: u32) {
if a != 0 {
a += 1;
}
}
fn unused_func2(mut a: u32) {
if a != 0 {
a += 1;
}
}
fn unused_func3(mut a: u32) {
if a != 0 {
a += 1;
}
}
fn main() -> Result<(), u8> {
foo::<u32>(0);
foo::<f32>(0.0);
Ok(())
}

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@ -0,0 +1,15 @@
Function name: while::main
Raw bytes (28): 0x[01, 01, 02, 01, 05, 03, 05, 04, 01, 01, 01, 01, 10, 03, 02, 0b, 00, 14, 00, 00, 15, 01, 06, 06, 02, 01, 00, 02]
Number of files: 1
- file 0 => global file 1
Number of expressions: 2
- expression 0 operands: lhs = Counter(0), rhs = Counter(1)
- expression 1 operands: lhs = Expression(0, Add), rhs = Counter(1)
Number of file 0 mappings: 4
- Code(Counter(0)) at (prev + 1, 1) to (start + 1, 16)
- Code(Expression(0, Add)) at (prev + 2, 11) to (start + 0, 20)
= (c0 + c1)
- Code(Zero) at (prev + 0, 21) to (start + 1, 6)
- Code(Expression(1, Sub)) at (prev + 2, 1) to (start + 0, 2)
= ((c0 + c1) - c1)

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@ -0,0 +1,5 @@
fn main() {
let num = 9;
while num >= 10 {
}
}

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@ -0,0 +1,26 @@
Function name: while_early_ret::main
Raw bytes (61): 0x[01, 01, 06, 01, 05, 03, 09, 0e, 05, 03, 09, 17, 09, 0d, 11, 09, 01, 04, 01, 01, 1b, 03, 03, 09, 02, 0a, 0e, 05, 0d, 02, 0e, 0a, 06, 15, 02, 16, 0d, 04, 15, 00, 1b, 11, 04, 15, 00, 1b, 05, 03, 0a, 03, 0a, 09, 06, 05, 00, 0b, 13, 01, 01, 00, 02]
Number of files: 1
- file 0 => global file 1
Number of expressions: 6
- expression 0 operands: lhs = Counter(0), rhs = Counter(1)
- expression 1 operands: lhs = Expression(0, Add), rhs = Counter(2)
- expression 2 operands: lhs = Expression(3, Sub), rhs = Counter(1)
- expression 3 operands: lhs = Expression(0, Add), rhs = Counter(2)
- expression 4 operands: lhs = Expression(5, Add), rhs = Counter(2)
- expression 5 operands: lhs = Counter(3), rhs = Counter(4)
Number of file 0 mappings: 9
- Code(Counter(0)) at (prev + 4, 1) to (start + 1, 27)
- Code(Expression(0, Add)) at (prev + 3, 9) to (start + 2, 10)
= (c0 + c1)
- Code(Expression(3, Sub)) at (prev + 5, 13) to (start + 2, 14)
= ((c0 + c1) - c2)
- Code(Expression(2, Sub)) at (prev + 6, 21) to (start + 2, 22)
= (((c0 + c1) - c2) - c1)
- Code(Counter(3)) at (prev + 4, 21) to (start + 0, 27)
- Code(Counter(4)) at (prev + 4, 21) to (start + 0, 27)
- Code(Counter(1)) at (prev + 3, 10) to (start + 3, 10)
- Code(Counter(2)) at (prev + 6, 5) to (start + 0, 11)
- Code(Expression(4, Add)) at (prev + 1, 1) to (start + 0, 2)
= ((c3 + c4) + c2)

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#![allow(unused_assignments)]
// failure-status: 1
fn main() -> Result<(), u8> {
let mut countdown = 10;
while
countdown
>
0
{
if
countdown
<
5
{
return
if
countdown
>
8
{
Ok(())
}
else
{
Err(1)
}
;
}
countdown
-=
1
;
}
Ok(())
}
// ISSUE(77553): Originally, this test had `Err(1)` on line 22 (instead of `Ok(())`) and
// `std::process::exit(2)` on line 26 (instead of `Err(1)`); and this worked as expected on Linux
// and MacOS. But on Windows (MSVC, at least), the call to `std::process::exit()` exits the program
// without saving the InstrProf coverage counters. The use of `std::process:exit()` is not critical
// to the coverage test for early returns, but this is a limitation that should be fixed.

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@ -0,0 +1,72 @@
Function name: yield::main
Raw bytes (118): 0x[01, 01, 11, 01, 00, 05, 09, 0d, 00, 0d, 11, 32, 15, 0d, 11, 11, 15, 2e, 00, 32, 15, 0d, 11, 2e, 00, 32, 15, 0d, 11, 19, 1d, 21, 00, 25, 29, 2d, 00, 10, 01, 07, 01, 01, 16, 03, 06, 0b, 00, 2e, 0d, 01, 27, 00, 29, 07, 01, 0e, 00, 34, 0b, 02, 0b, 00, 2e, 32, 01, 22, 00, 27, 2e, 00, 2c, 00, 2e, 1b, 01, 0e, 00, 34, 1f, 03, 09, 00, 16, 2b, 07, 0b, 00, 2e, 21, 01, 27, 00, 29, 37, 01, 0e, 00, 34, 3b, 02, 0b, 00, 2e, 2d, 01, 27, 00, 29, 3f, 01, 0e, 00, 34, 43, 02, 01, 00, 02]
Number of files: 1
- file 0 => global file 1
Number of expressions: 17
- expression 0 operands: lhs = Counter(0), rhs = Zero
- expression 1 operands: lhs = Counter(1), rhs = Counter(2)
- expression 2 operands: lhs = Counter(3), rhs = Zero
- expression 3 operands: lhs = Counter(3), rhs = Counter(4)
- expression 4 operands: lhs = Expression(12, Sub), rhs = Counter(5)
- expression 5 operands: lhs = Counter(3), rhs = Counter(4)
- expression 6 operands: lhs = Counter(4), rhs = Counter(5)
- expression 7 operands: lhs = Expression(11, Sub), rhs = Zero
- expression 8 operands: lhs = Expression(12, Sub), rhs = Counter(5)
- expression 9 operands: lhs = Counter(3), rhs = Counter(4)
- expression 10 operands: lhs = Expression(11, Sub), rhs = Zero
- expression 11 operands: lhs = Expression(12, Sub), rhs = Counter(5)
- expression 12 operands: lhs = Counter(3), rhs = Counter(4)
- expression 13 operands: lhs = Counter(6), rhs = Counter(7)
- expression 14 operands: lhs = Counter(8), rhs = Zero
- expression 15 operands: lhs = Counter(9), rhs = Counter(10)
- expression 16 operands: lhs = Counter(11), rhs = Zero
Number of file 0 mappings: 16
- Code(Counter(0)) at (prev + 7, 1) to (start + 1, 22)
- Code(Expression(0, Add)) at (prev + 6, 11) to (start + 0, 46)
= (c0 + Zero)
- Code(Counter(3)) at (prev + 1, 39) to (start + 0, 41)
- Code(Expression(1, Add)) at (prev + 1, 14) to (start + 0, 52)
= (c1 + c2)
- Code(Expression(2, Add)) at (prev + 2, 11) to (start + 0, 46)
= (c3 + Zero)
- Code(Expression(12, Sub)) at (prev + 1, 34) to (start + 0, 39)
= (c3 - c4)
- Code(Expression(11, Sub)) at (prev + 0, 44) to (start + 0, 46)
= ((c3 - c4) - c5)
- Code(Expression(6, Add)) at (prev + 1, 14) to (start + 0, 52)
= (c4 + c5)
- Code(Expression(7, Add)) at (prev + 3, 9) to (start + 0, 22)
= (((c3 - c4) - c5) + Zero)
- Code(Expression(10, Add)) at (prev + 7, 11) to (start + 0, 46)
= (((c3 - c4) - c5) + Zero)
- Code(Counter(8)) at (prev + 1, 39) to (start + 0, 41)
- Code(Expression(13, Add)) at (prev + 1, 14) to (start + 0, 52)
= (c6 + c7)
- Code(Expression(14, Add)) at (prev + 2, 11) to (start + 0, 46)
= (c8 + Zero)
- Code(Counter(11)) at (prev + 1, 39) to (start + 0, 41)
- Code(Expression(15, Add)) at (prev + 1, 14) to (start + 0, 52)
= (c9 + c10)
- Code(Expression(16, Add)) at (prev + 2, 1) to (start + 0, 2)
= (c11 + Zero)
Function name: yield::main::{closure#0}
Raw bytes (14): 0x[01, 01, 00, 02, 01, 08, 1c, 01, 10, 05, 02, 10, 01, 06]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 2
- Code(Counter(0)) at (prev + 8, 28) to (start + 1, 16)
- Code(Counter(1)) at (prev + 2, 16) to (start + 1, 6)
Function name: yield::main::{closure#1}
Raw bytes (24): 0x[01, 01, 00, 04, 01, 16, 1c, 01, 10, 05, 02, 09, 00, 10, 09, 01, 09, 00, 10, 0d, 01, 10, 01, 06]
Number of files: 1
- file 0 => global file 1
Number of expressions: 0
Number of file 0 mappings: 4
- Code(Counter(0)) at (prev + 22, 28) to (start + 1, 16)
- Code(Counter(1)) at (prev + 2, 9) to (start + 0, 16)
- Code(Counter(2)) at (prev + 1, 9) to (start + 0, 16)
- Code(Counter(3)) at (prev + 1, 16) to (start + 1, 6)

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@ -0,0 +1,37 @@
#![feature(generators, generator_trait)]
#![allow(unused_assignments)]
use std::ops::{Generator, GeneratorState};
use std::pin::Pin;
fn main() {
let mut generator = || {
yield 1;
return "foo";
};
match Pin::new(&mut generator).resume(()) {
GeneratorState::Yielded(1) => {}
_ => panic!("unexpected value from resume"),
}
match Pin::new(&mut generator).resume(()) {
GeneratorState::Complete("foo") => {}
_ => panic!("unexpected value from resume"),
}
let mut generator = || {
yield 1;
yield 2;
yield 3;
return "foo";
};
match Pin::new(&mut generator).resume(()) {
GeneratorState::Yielded(1) => {}
_ => panic!("unexpected value from resume"),
}
match Pin::new(&mut generator).resume(()) {
GeneratorState::Yielded(2) => {}
_ => panic!("unexpected value from resume"),
}
}