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authorthe8472 <the8472@users.noreply.github.com>2021-09-21 22:54:07 +0200
committerGitHub <noreply@github.com>2021-09-21 22:54:07 +0200
commitaca790b3d62784ae6399ac2337a1147ea9aab9b8 (patch)
tree2b24b21bd2d1f4b05b2311c30540e2d94ff576c7
parent17c9a22d482acfac304f8d2c61cfea7e8cde8a9a (diff)
parentd4ee6982e459c7a39051b15920a07cda2810a8f2 (diff)
downloadrust-aca790b3d62784ae6399ac2337a1147ea9aab9b8.tar.gz
rust-aca790b3d62784ae6399ac2337a1147ea9aab9b8.zip
Rollup merge of #89142 - nerandell:master, r=jackh726
Fix match for placeholder region

cc #89118
-rw-r--r--compiler/rustc_middle/src/ich/impls_ty.rs5
1 files changed, 4 insertions, 1 deletions
diff --git a/compiler/rustc_middle/src/ich/impls_ty.rs b/compiler/rustc_middle/src/ich/impls_ty.rs
index 8e53e4ba948..3b0640eb98d 100644
--- a/compiler/rustc_middle/src/ich/impls_ty.rs
+++ b/compiler/rustc_middle/src/ich/impls_ty.rs
@@ -90,7 +90,10 @@ impl<'a> HashStable<StableHashingContext<'a>> for ty::RegionKind {
             ty::ReFree(ref free_region) => {
                 free_region.hash_stable(hcx, hasher);
             }
-            ty::ReVar(..) | ty::RePlaceholder(..) => {
+            ty::RePlaceholder(p) => {
+                p.hash_stable(hcx, hasher);
+            }
+            ty::ReVar(..) => {
                 bug!("StableHasher: unexpected region {:?}", *self)
             }
         }