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Get rid of const eval_* and try_eval_* helpers

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This commit is contained in:
Michael Goulet 2024-09-27 12:56:51 -04:00
parent a2a1206811
commit e83e4e8112
31 changed files with 119 additions and 172 deletions
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2
compiler/rustc_lint/src/builtin.rs
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@ -2601,7 +2601,7 @@ impl<'tcx> LateLintPass<'tcx> for InvalidValue {
ty.tuple_fields().iter().find_map(|field| ty_find_init_error(cx, field, init))
}
Array(ty, len) => {
if matches!(len.try_eval_target_usize(cx.tcx, cx.param_env), Some(v) if v > 0) {
if matches!(len.try_to_target_usize(cx.tcx), Some(v) if v > 0) {
// Array length known at array non-empty -- recurse.
ty_find_init_error(cx, *ty, init)
} else {

2
compiler/rustc_lint/src/unused.rs
View file

@ -346,7 +346,7 @@ impl<'tcx> LateLintPass<'tcx> for UnusedResults {
None
}
}
ty::Array(ty, len) => match len.try_eval_target_usize(cx.tcx, cx.param_env) {
ty::Array(ty, len) => match len.try_to_target_usize(cx.tcx) {
// If the array is empty we don't lint, to avoid false positives
Some(0) | None => None,
// If the array is definitely non-empty, we can do `#[must_use]` checking.