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cleanup leftovers of const_err lint

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This commit is contained in:
Ralf Jung 2023-09-12 13:41:42 +02:00
parent deb708af12
commit fd91dfb494
5 changed files with 16 additions and 31 deletions
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25
compiler/rustc_const_eval/src/const_eval/error.rs
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@ -4,7 +4,6 @@
use rustc_middle::mir::AssertKind;
use rustc_middle::ty::TyCtxt;
use rustc_middle::ty::{layout::LayoutError, ConstInt};
use rustc_span::source_map::Spanned;
use rustc_span::{ErrorGuaranteed, Span, Symbol};
use super::InterpCx;
@ -132,7 +131,8 @@ pub(super) fn report<'tcx, C, F, E>(
{
// Special handling for certain errors
match error {
// Don't emit a new diagnostic for these errors
// Don't emit a new diagnostic for these errors, they are already reported elsewhere or
// should remain silent.
err_inval!(Layout(LayoutError::Unknown(_))) | err_inval!(TooGeneric) => {
ErrorHandled::TooGeneric
}
@ -140,27 +140,8 @@ pub(super) fn report<'tcx, C, F, E>(
err_inval!(Layout(LayoutError::ReferencesError(guar))) => {
ErrorHandled::Reported(guar.into())
}
err_inval!(Layout(layout_error @ LayoutError::SizeOverflow(_))) => {
// We must *always* hard error on these, even if the caller wants just a lint.
// The `message` makes little sense here, this is a more serious error than the
// caller thinks anyway.
// See <https://github.com/rust-lang/rust/pull/63152>.
let (our_span, frames) = get_span_and_frames();
let span = span.unwrap_or(our_span);
let mut err =
tcx.sess.create_err(Spanned { span, node: layout_error.into_diagnostic() });
err.code(rustc_errors::error_code!(E0080));
let Some((mut err, handler)) = err.into_diagnostic() else {
panic!("did not emit diag");
};
for frame in frames {
err.eager_subdiagnostic(handler, frame);
}
ErrorHandled::Reported(handler.emit_diagnostic(&mut err).unwrap().into())
}
// Report remaining errors.
_ => {
// Report as hard error.
let (our_span, frames) = get_span_and_frames();
let span = span.unwrap_or(our_span);
let err = mk(span, frames);

2
compiler/rustc_const_eval/src/const_eval/eval_queries.rs
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@ -372,7 +372,7 @@ pub fn eval_to_allocation_raw_provider<'tcx>(
};
let alloc_id = mplace.ptr().provenance.unwrap();
// Validation failed, report an error. This is always a hard error.
// Validation failed, report an error.
if let Err(error) = validation {
let (error, backtrace) = error.into_parts();
backtrace.print_backtrace();

4
tests/ui/limits/issue-55878.stderr
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@ -1,6 +1,8 @@
error[E0080]: values of the type `[u8; usize::MAX]` are too big for the current architecture
error[E0080]: evaluation of constant value failed
--> $SRC_DIR/core/src/mem/mod.rs:LL:COL
|
= note: values of the type `[u8; usize::MAX]` are too big for the current architecture
|
note: inside `std::mem::size_of::<[u8; usize::MAX]>`
--> $SRC_DIR/core/src/mem/mod.rs:LL:COL
note: inside `main`

6
tests/ui/limits/issue-56762.rs
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@ -14,8 +14,10 @@ pub const fn new() -> Self {
}
static MY_TOO_BIG_ARRAY_1: TooBigArray = TooBigArray::new();
//~^ ERROR values of the type `[u8; 2305843009213693951]` are too big
//~^ ERROR could not evaluate static initializer
//~| too big
static MY_TOO_BIG_ARRAY_2: [u8; HUGE_SIZE] = [0x00; HUGE_SIZE];
//~^ ERROR values of the type `[u8; 2305843009213693951]` are too big
//~^ ERROR could not evaluate static initializer
//~| too big
fn main() { }

10
tests/ui/limits/issue-56762.stderr
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@ -1,14 +1,14 @@
error[E0080]: values of the type `[u8; 2305843009213693951]` are too big for the current architecture
error[E0080]: could not evaluate static initializer
--> $DIR/issue-56762.rs:16:1
|
LL | static MY_TOO_BIG_ARRAY_1: TooBigArray = TooBigArray::new();
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ values of the type `[u8; 2305843009213693951]` are too big for the current architecture
error[E0080]: values of the type `[u8; 2305843009213693951]` are too big for the current architecture
--> $DIR/issue-56762.rs:18:1
error[E0080]: could not evaluate static initializer
--> $DIR/issue-56762.rs:19:1
|
LL | static MY_TOO_BIG_ARRAY_2: [u8; HUGE_SIZE] = [0x00; HUGE_SIZE];
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ values of the type `[u8; 2305843009213693951]` are too big for the current architecture
error: aborting due to 2 previous errors