bjoernager/rust
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Allow #[unstable] impls for fn() with unstable abi.

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This commit is contained in:
Mara Bos 2022-10-19 12:41:35 +02:00
parent e60016eb55
commit ead96f7f74
1 changed files with 8 additions and 3 deletions
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11
compiler/rustc_passes/src/stability.rs
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@ -888,10 +888,15 @@ impl<'tcx> Visitor<'tcx> for CheckTraitImplStable<'tcx> {
} }
fn visit_ty(&mut self, t: &'tcx Ty<'tcx>) { fn visit_ty(&mut self, t: &'tcx Ty<'tcx>) {
if let TyKind::Never = t.kind { match t.kind {
self.fully_stable = false; TyKind::Never => self.fully_stable = false,
TyKind::BareFn(f) => {
if rustc_target::spec::abi::is_stable(f.abi.name()).is_err() {
self.fully_stable = false;
}
}
_ => intravisit::walk_ty(self, t),
} }
intravisit::walk_ty(self, t)
} }
} }