1 files changed, 2 insertions, 0 deletions
diff --git a/lib/AST/Decl.cpp b/lib/AST/Decl.cpp
index e822009c58..4898d6f2fc 100644
--- a/lib/AST/Decl.cpp
+++ b/lib/AST/Decl.cpp
@@ -1580,6 +1580,8 @@ void TagDecl::completeDefinition() {
 TagDecl* TagDecl::getDefinition() const {
   if (isDefinition())
     return const_cast<TagDecl *>(this);
+  if (const CXXRecordDecl *CXXRD = dyn_cast<CXXRecordDecl>(this))
+    return CXXRD->getDefinition();
 
   for (redecl_iterator R = redecls_begin(), REnd = redecls_end();
        R != REnd; ++R)