Better match llvm-gcc's behavior for CodeGen naming of anonymous structs and unions.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@44490 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/CodeGen/CodeGenTypes.cpp b/CodeGen/CodeGenTypes.cpp
index 7b8a73c..1991995 100644
--- a/CodeGen/CodeGenTypes.cpp
+++ b/CodeGen/CodeGenTypes.cpp
@@ -313,9 +313,12 @@
     
     // Name the codegen type after the typedef name
     // if there is no tag type name available
-    if (TD->getName() == "" && T->getTypeClass() == Type::TypeName) {
-      const TypedefType *TdT = cast<TypedefType>(T);
-      TypeName += TdT->getDecl()->getName();
+    if (TD->getName() == "") {
+      if (T->getTypeClass() == Type::TypeName) {
+        const TypedefType *TdT = cast<TypedefType>(T);
+        TypeName += TdT->getDecl()->getName();
+      } else
+        TypeName += "anon";
     } else 
       TypeName += TD->getName();