Fix a (probably very old) regression where we weren't using the typedef name for anonymous tag types.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@120113 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 5 insertions, 6 deletions

diff --git a/lib/CodeGen/CodeGenTypes.cpp b/lib/CodeGen/CodeGenTypes.cpp
index fdfdd9895b..dde1322e3c 100644
--- a/lib/CodeGen/CodeGenTypes.cpp
+++ b/lib/CodeGen/CodeGenTypes.cpp
@@ -384,16 +384,15 @@ const llvm::Type *CodeGenTypes::ConvertNewType(QualType T) {
         OS << TD->getQualifiedNameAsString();
       else
         TD->printName(OS);
-    } else if (const TypedefType *TdT = dyn_cast<TypedefType>(T)) {
+    } else if (const TypedefDecl *TDD = TD->getTypedefForAnonDecl()) {
       // FIXME: We should not have to check for a null decl context here.
       // Right now we do it because the implicit Obj-C decls don't have one.
-      if (TdT->getDecl()->getDeclContext())
-        OS << TdT->getDecl()->getQualifiedNameAsString();
+      if (TDD->getDeclContext())
+        OS << TDD->getQualifiedNameAsString();
       else
-        TdT->getDecl()->printName(OS);
-    } else {
+        TDD->printName(OS);
+    } else
       OS << "anon";
-    }
 
     TheModule.addTypeName(OS.str(), Res);
     return Res;