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authorEric Holk <ericholk@microsoft.com>2022-09-07 14:46:04 -0700
committerEric Holk <ericholk@microsoft.com>2022-09-07 16:05:06 -0700
commit578fc49fc1bbc5498138c84eecad68ee3de54173 (patch)
treedb6e6ba53bfcd02f6df53a065bbafd11649548a1 /compiler/rustc_query_system/src
parentf91ca2878af792bc6969b97d78fe91b27739ac2d (diff)
downloadrust-578fc49fc1bbc5498138c84eecad68ee3de54173.tar.gz
rust-578fc49fc1bbc5498138c84eecad68ee3de54173.zip
Use HashStable_Generic in rustc_type_ir
A lot of the types in this crate implemented HashStable directly to
avoid circular dependencies. One way around that is to use
HashStable_Generic. We adopt that here to avoid a lot of boilerplate.

This doesn't update all the types, because some would require
`I: Interner + HashStable`.
Diffstat (limited to 'compiler/rustc_query_system/src')
-rw-r--r--compiler/rustc_query_system/src/ich/impls_syntax.rs2
1 files changed, 2 insertions, 0 deletions
diff --git a/compiler/rustc_query_system/src/ich/impls_syntax.rs b/compiler/rustc_query_system/src/ich/impls_syntax.rs
index d7732cb1825..0bc811eb044 100644
--- a/compiler/rustc_query_system/src/ich/impls_syntax.rs
+++ b/compiler/rustc_query_system/src/ich/impls_syntax.rs
@@ -148,3 +148,5 @@ impl<'tcx> HashStable<StableHashingContext<'tcx>> for rustc_feature::Features {
         });
     }
 }
+
+impl<'ctx> rustc_type_ir::HashStableContext for StableHashingContext<'ctx> {}