Added TemplateTypeParmType::getDecl().

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@106099 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/AST/DeclTemplate.cpp b/lib/AST/DeclTemplate.cpp
index 85b7960..14d0604 100644
--- a/lib/AST/DeclTemplate.cpp
+++ b/lib/AST/DeclTemplate.cpp
@@ -265,8 +265,11 @@
                              SourceLocation L, unsigned D, unsigned P,
                              IdentifierInfo *Id, bool Typename,
                              bool ParameterPack) {
-  QualType Type = C.getTemplateTypeParmType(D, P, ParameterPack, Id);
-  return new (C) TemplateTypeParmDecl(DC, L, Id, Typename, Type, ParameterPack);
+  TemplateTypeParmDecl *TTPDecl
+    = new (C) TemplateTypeParmDecl(DC, L, Id, Typename);
+  QualType TTPType = C.getTemplateTypeParmType(D, P, ParameterPack, TTPDecl);
+  TTPDecl->TypeForDecl = TTPType.getTypePtr();
+  return TTPDecl;
 }
 
 SourceLocation TemplateTypeParmDecl::getDefaultArgumentLoc() const {
@@ -281,6 +284,10 @@
   return TypeForDecl->getAs<TemplateTypeParmType>()->getIndex();
 }
 
+bool TemplateTypeParmDecl::isParameterPack() const {
+  return TypeForDecl->getAs<TemplateTypeParmType>()->isParameterPack();
+}
+
 //===----------------------------------------------------------------------===//
 // NonTypeTemplateParmDecl Method Implementations
 //===----------------------------------------------------------------------===//