From 611ba3ea3300b71eb95dc4e45f20eee5dddd32e1 Mon Sep 17 00:00:00 2001
From: dim <dim@FreeBSD.org>
Date: Sun, 17 Jul 2011 15:40:56 +0000
Subject: Vendor import of clang trunk r135360:
 http://llvm.org/svn/llvm-project/cfe/trunk@135360

---
 lib/AST/NestedNameSpecifier.cpp | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

(limited to 'lib/AST/NestedNameSpecifier.cpp')

diff --git a/lib/AST/NestedNameSpecifier.cpp b/lib/AST/NestedNameSpecifier.cpp
index 2878dff..f6d4f25 100644
--- a/lib/AST/NestedNameSpecifier.cpp
+++ b/lib/AST/NestedNameSpecifier.cpp
@@ -174,6 +174,28 @@ bool NestedNameSpecifier::isDependent() const {
   return false;
 }
 
+/// \brief Whether this nested name specifier refers to a dependent
+/// type or not.
+bool NestedNameSpecifier::isInstantiationDependent() const {
+  switch (getKind()) {
+  case Identifier:
+    // Identifier specifiers always represent dependent types
+    return true;
+    
+  case Namespace:
+  case NamespaceAlias:
+  case Global:
+    return false;
+    
+  case TypeSpec:
+  case TypeSpecWithTemplate:
+    return getAsType()->isInstantiationDependentType();
+  }
+  
+  // Necessary to suppress a GCC warning.
+  return false;
+}
+
 bool NestedNameSpecifier::containsUnexpandedParameterPack() const {
   switch (getKind()) {
   case Identifier:
-- 
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