diff options
| -rw-r--r-- | compiler/rustc_type_ir/src/fast_reject.rs | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/compiler/rustc_type_ir/src/fast_reject.rs b/compiler/rustc_type_ir/src/fast_reject.rs index 11ec1f0a9fb..34502f49550 100644 --- a/compiler/rustc_type_ir/src/fast_reject.rs +++ b/compiler/rustc_type_ir/src/fast_reject.rs @@ -232,6 +232,9 @@ impl<I: Interner, const INSTANTIATE_LHS_WITH_INFER: bool, const INSTANTIATE_RHS_ } pub fn types_may_unify(self, lhs: I::Ty, rhs: I::Ty) -> bool { + if lhs == rhs { + return true; + } self.types_may_unify_inner(lhs, rhs, Self::STARTING_DEPTH) } |