Parse: Do not 'HandleTopLevelDecl' on templated functions.

Summary:
HandleTopLevelDecl on a templated function leads us to try and mangle
it.

Reviewers: rsmith

Reviewed By: rsmith

CC: cfe-commits

Differential Revision: http://llvm-reviews.chandlerc.com/D1412

llvm-svn: 188536

1 files changed, 3 insertions, 7 deletions

diff --git a/clang/lib/AST/MicrosoftMangle.cpp b/clang/lib/AST/MicrosoftMangle.cpp
index 714f3fc5677..122816cb0c2 100644
--- a/clang/lib/AST/MicrosoftMangle.cpp
+++ b/clang/lib/AST/MicrosoftMangle.cpp
@@ -1721,13 +1721,9 @@ void MicrosoftCXXNameMangler::mangleType(const BlockPointerType *T,
   mangleFunctionType(pointee->castAs<FunctionProtoType>(), NULL, false, false);
 }
 
-void MicrosoftCXXNameMangler::mangleType(const InjectedClassNameType *T,
-                                         SourceRange Range) {
-  DiagnosticsEngine &Diags = Context.getDiags();
-  unsigned DiagID = Diags.getCustomDiagID(DiagnosticsEngine::Error,
-    "cannot mangle this injected class name type yet");
-  Diags.Report(Range.getBegin(), DiagID)
-    << Range;
+void MicrosoftCXXNameMangler::mangleType(const InjectedClassNameType *,
+                                         SourceRange) {
+  llvm_unreachable("Cannot mangle injected class name type.");
 }
 
 void MicrosoftCXXNameMangler::mangleType(const TemplateSpecializationType *T,