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Only inherit const stability for methods of impl const Trait blocks

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oli
2021-01-16 19:59:21 +00:00
parent 949bdd8b79
commit 5bac1c9229
5 changed files with 74 additions and 16 deletions
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2
compiler/rustc_mir/src/transform/check_consts/validation.rs
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@@ -929,7 +929,7 @@ impl Visitor<'tcx> for Validator<'mir, 'tcx> {
if callee_is_unstable_unmarked {
trace!("callee_is_unstable_unmarked");
// We do not use `const` modifiers for intrinsic "functions", as intrinsics are
// `extern` funtions, and these have way to get marked `const`. So instead we
// `extern` funtions, and these have no way to get marked `const`. So instead we
// use `rustc_const_(un)stable` attributes to mean that the intrinsic is `const`
if self.ccx.is_const_stable_const_fn() || is_intrinsic {
self.check_op(ops::FnCallUnstable(callee, None));