Suppress the tag when printing an ElaboratedType if the language options

claim this is C.  We don't make ElaboratedTypes in C, but sometimes
the language options during pretty-print lie to us.

The rewriter should really be fixed to not rely on how types are pretty-printed,
though.

llvm-svn: 98189

1 files changed, 6 insertions, 1 deletions

diff --git a/clang/lib/AST/TypePrinter.cpp b/clang/lib/AST/TypePrinter.cpp
index 037bc14e7a9..09a61736d27 100644
--- a/clang/lib/AST/TypePrinter.cpp
+++ b/clang/lib/AST/TypePrinter.cpp
@@ -474,7 +474,12 @@ void TypePrinter::PrintEnum(const EnumType *T, std::string &S) {
 
 void TypePrinter::PrintElaborated(const ElaboratedType *T, std::string &S) { 
   Print(T->getUnderlyingType(), S);
-  S = std::string(T->getNameForTagKind(T->getTagKind())) + ' ' + S;  
+
+  // We don't actually make these in C, but the language options
+  // sometimes lie to us -- for example, if someone calls
+  // QualType::getAsString().  Just suppress the redundant tag if so.
+  if (Policy.LangOpts.CPlusPlus)
+    S = std::string(T->getNameForTagKind(T->getTagKind())) + ' ' + S;  
 }
 
 void TypePrinter::PrintTemplateTypeParm(const TemplateTypeParmType *T,