86 lines
2.6 KiB
Rust
86 lines
2.6 KiB
Rust
#![allow(unused_assignments, unused_variables)]
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// Verify that coverage works with optimizations:
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// compile-flags: -C opt-level=3
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use std::fmt::Debug;
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pub fn used_function() {
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// Initialize test constants in a way that cannot be determined at compile time, to ensure
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// rustc and LLVM cannot optimize out statements (or coverage counters) downstream from
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// dependent conditions.
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let is_true = std::env::args().len() == 1;
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let mut countdown = 0;
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if is_true {
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countdown = 10;
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}
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use_this_lib_crate();
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}
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#[inline(always)]
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pub fn used_inline_function() {
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// Initialize test constants in a way that cannot be determined at compile time, to ensure
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// rustc and LLVM cannot optimize out statements (or coverage counters) downstream from
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// dependent conditions.
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let is_true = std::env::args().len() == 1;
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let mut countdown = 0;
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if is_true {
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countdown = 10;
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}
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use_this_lib_crate();
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}
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#[inline(always)]
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pub fn used_only_from_bin_crate_generic_function<T: Debug>(arg: T) {
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println!("used_only_from_bin_crate_generic_function with {:?}", arg);
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}
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// Expect for above function: `Unexecuted instantiation` (see notes in `used_crate.rs`)
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#[inline(always)]
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pub fn used_only_from_this_lib_crate_generic_function<T: Debug>(arg: T) {
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println!("used_only_from_this_lib_crate_generic_function with {:?}", arg);
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}
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#[inline(always)]
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pub fn used_from_bin_crate_and_lib_crate_generic_function<T: Debug>(arg: T) {
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println!("used_from_bin_crate_and_lib_crate_generic_function with {:?}", arg);
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}
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#[inline(always)]
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pub fn used_with_same_type_from_bin_crate_and_lib_crate_generic_function<T: Debug>(arg: T) {
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println!("used_with_same_type_from_bin_crate_and_lib_crate_generic_function with {:?}", arg);
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}
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#[inline(always)]
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pub fn unused_generic_function<T: Debug>(arg: T) {
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println!("unused_generic_function with {:?}", arg);
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}
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#[inline(always)]
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pub fn unused_function() {
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let is_true = std::env::args().len() == 1;
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let mut countdown = 2;
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if !is_true {
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countdown = 20;
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}
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}
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#[inline(always)]
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#[allow(dead_code)]
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fn unused_private_function() {
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let is_true = std::env::args().len() == 1;
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let mut countdown = 2;
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if !is_true {
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countdown = 20;
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}
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}
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fn use_this_lib_crate() {
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used_from_bin_crate_and_lib_crate_generic_function("used from library used_crate.rs");
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used_with_same_type_from_bin_crate_and_lib_crate_generic_function(
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"used from library used_crate.rs",
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);
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let some_vec = vec![5, 6, 7, 8];
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used_only_from_this_lib_crate_generic_function(some_vec);
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used_only_from_this_lib_crate_generic_function("used ONLY from library used_crate.rs");
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}
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