Use NestedNameSpecifierLoc within out-of-line variables, function, and
tag definitions. Also, add support for template instantiation of
NestedNameSpecifierLocs.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@126470 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Sema/SemaTemplate.cpp b/lib/Sema/SemaTemplate.cpp
index 8f7b7da..5b09dfc 100644
--- a/lib/Sema/SemaTemplate.cpp
+++ b/lib/Sema/SemaTemplate.cpp
@@ -783,8 +783,7 @@
 
 static void SetNestedNameSpecifier(TagDecl *T, const CXXScopeSpec &SS) {
   if (SS.isSet())
-    T->setQualifierInfo(static_cast<NestedNameSpecifier*>(SS.getScopeRep()),
-                        SS.getRange());
+    T->setQualifierInfo(SS.getWithLocInContext(T->getASTContext()));
 }
 
 DeclResult