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-rw-r--r--clang/lib/AST/ASTContext.cpp3
1 files changed, 2 insertions, 1 deletions
diff --git a/clang/lib/AST/ASTContext.cpp b/clang/lib/AST/ASTContext.cpp
index 355308a40ca..c071e5ebd62 100644
--- a/clang/lib/AST/ASTContext.cpp
+++ b/clang/lib/AST/ASTContext.cpp
@@ -1441,7 +1441,8 @@ static bool areCompatObjCInterfaces(const ObjCInterfaceType *LHS,
const ObjCInterfaceType *RHS) {
// II is compatible with II<P> if the base is the same. Otherwise, no two
// qualified interface types are the same.
- if (LHS->getDecl() != RHS->getDecl()) return false;
+ if (!LHS->getDecl()->isSuperClassOf(RHS->getDecl()))
+ return false;
// If the base decls match and one is a qualified interface and one isn't,
// then they are compatible.
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