From 82d25e4e5e2904a11d67a6b302bf9bbc9382319a Mon Sep 17 00:00:00 2001
From: Mike Stump <mrs@apple.com>
Date: Wed, 28 Oct 2009 01:51:46 +0000
Subject: [PATCH] Add mangling for VTTs.

llvm-svn: 85363
---
 clang/lib/CodeGen/Mangle.cpp | 7 +++++++
 clang/lib/CodeGen/Mangle.h   | 2 ++
 2 files changed, 9 insertions(+)

diff --git a/clang/lib/CodeGen/Mangle.cpp b/clang/lib/CodeGen/Mangle.cpp
index 2e6034bbcd97..b0015956be2d 100644
--- a/clang/lib/CodeGen/Mangle.cpp
+++ b/clang/lib/CodeGen/Mangle.cpp
@@ -52,6 +52,7 @@ namespace {
     void mangleGuardVariable(const VarDecl *D);
 
     void mangleCXXVtable(const CXXRecordDecl *RD);
+    void mangleCXXVTT(const CXXRecordDecl *RD);
     void mangleCXXRtti(const CXXRecordDecl *RD);
     void mangleCXXCtor(const CXXConstructorDecl *D, CXXCtorType Type);
     void mangleCXXDtor(const CXXDestructorDecl *D, CXXDtorType Type);
@@ -204,6 +205,12 @@ void CXXNameMangler::mangleCXXVtable(const CXXRecordDecl *RD) {
   mangleName(RD);
 }
 
+void CXXNameMangler::mangleCXXVTT(const CXXRecordDecl *RD) {
+  // <special-name> ::= TT <type>  # VTT structure
+  Out << "_ZTT";
+  mangleName(RD);
+}
+
 void CXXNameMangler::mangleCXXRtti(const CXXRecordDecl *RD) {
   // <special-name> ::= TI <type>  # typeinfo structure
   Out << "_ZTI";
diff --git a/clang/lib/CodeGen/Mangle.h b/clang/lib/CodeGen/Mangle.h
index 2cdb4e23919d..6ddec589afe0 100644
--- a/clang/lib/CodeGen/Mangle.h
+++ b/clang/lib/CodeGen/Mangle.h
@@ -65,6 +65,8 @@ namespace clang {
                            llvm::raw_ostream &os);
   void mangleCXXVtable(MangleContext &Context, const CXXRecordDecl *RD,
                        llvm::raw_ostream &os);
+  void mangleCXXVTT(MangleContext &Context, const CXXRecordDecl *RD,
+                       llvm::raw_ostream &os);
   void mangleCXXRtti(MangleContext &Context, const CXXRecordDecl *RD, 
                      llvm::raw_ostream &os);
   void mangleCXXCtor(MangleContext &Context, const CXXConstructorDecl *D,