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Add a convenience function

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This commit is contained in:
Oli Scherer 2023-04-25 11:43:08 +00:00
parent 84a43f0e3a
commit e2daccc4ac
2 changed files with 13 additions and 8 deletions
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9
compiler/rustc_hir_analysis/src/check/check.rs
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@ -397,14 +397,7 @@ fn check_opaque_meets_bounds<'tcx>(
) {
let defining_use_anchor = match *origin {
hir::OpaqueTyOrigin::FnReturn(did) | hir::OpaqueTyOrigin::AsyncFn(did) => did,
hir::OpaqueTyOrigin::TyAlias { .. } => {
let mut def_id = def_id;
// Find the surrounding item (type alias or assoc type)
while let DefKind::OpaqueTy = tcx.def_kind(def_id) {
def_id = tcx.local_parent(def_id);
}
def_id
}
hir::OpaqueTyOrigin::TyAlias { .. } => tcx.impl_trait_parent(def_id),
};
let param_env = tcx.param_env(defining_use_anchor);