1 files changed, 11 insertions, 0 deletions
diff --git a/lib/AST/Type.cpp b/lib/AST/Type.cpp
index 31af6fb661..4f884989ae 100644
--- a/lib/AST/Type.cpp
+++ b/lib/AST/Type.cpp
@@ -360,6 +360,17 @@ const ObjCObjectPointerType *Type::getAsObjCInterfacePointerType() const {
   return 0;
 }
 
+ObjCInterfaceDecl *ObjCInterfaceType::getDecl() const {
+  for (ObjCInterfaceDecl::redecl_iterator I = Decl->redecls_begin(),
+                                          E = Decl->redecls_end();
+       I != E; ++I) {
+    if (I->isDefinition())
+      return *I;
+  }
+  // If we can't find a definition, return whatever we have.
+  return Decl;
+}
+
 const CXXRecordDecl *Type::getCXXRecordDeclForPointerType() const {
   if (const PointerType *PT = getAs<PointerType>())
     if (const RecordType *RT = PT->getPointeeType()->getAs<RecordType>())