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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:18:32 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:18:32 +0000 |
| commit | 4547b622d8d29df964fa2914213088b148c498fc (patch) | |
| tree | 9fc6b25f3c3add6b745be9a2400a6e96140046e9 /compiler/rustc_middle/src/ty/inhabitedness/inhabited_predicate.rs | |
| parent | Releasing progress-linux version 1.66.0+dfsg1-1~progress7.99u1. (diff) | |
| download | rustc-4547b622d8d29df964fa2914213088b148c498fc.tar.xz rustc-4547b622d8d29df964fa2914213088b148c498fc.zip | |
Merging upstream version 1.67.1+dfsg1.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'compiler/rustc_middle/src/ty/inhabitedness/inhabited_predicate.rs')
| -rw-r--r-- | compiler/rustc_middle/src/ty/inhabitedness/inhabited_predicate.rs | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/compiler/rustc_middle/src/ty/inhabitedness/inhabited_predicate.rs b/compiler/rustc_middle/src/ty/inhabitedness/inhabited_predicate.rs index b7aa45572..33f727297 100644 --- a/compiler/rustc_middle/src/ty/inhabitedness/inhabited_predicate.rs +++ b/compiler/rustc_middle/src/ty/inhabitedness/inhabited_predicate.rs @@ -41,6 +41,13 @@ impl<'tcx> InhabitedPredicate<'tcx> { self.apply_inner(tcx, param_env, &|_| Err(())).ok() } + /// Same as `apply`, but `NotInModule(_)` predicates yield `false`. That is, + /// privately uninhabited types are considered always uninhabited. + pub fn apply_ignore_module(self, tcx: TyCtxt<'tcx>, param_env: ParamEnv<'tcx>) -> bool { + let Ok(result) = self.apply_inner::<!>(tcx, param_env, &|_| Ok(true)); + result + } + fn apply_inner<E>( self, tcx: TyCtxt<'tcx>, |