From 416ada0f75bab22b084a1776deb229cd4a669c4d Mon Sep 17 00:00:00 2001
From: Dimitry Andric <dim@FreeBSD.org>
Date: Thu, 1 Jun 2017 20:58:49 +0000
Subject: Vendor import of clang trunk r304460:
 https://llvm.org/svn/llvm-project/cfe/trunk@304460

---
 lib/AST/ODRHash.cpp | 28 +++++++++++++++++++++++++++-
 1 file changed, 27 insertions(+), 1 deletion(-)

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

diff --git a/lib/AST/ODRHash.cpp b/lib/AST/ODRHash.cpp
index 24371db64d07..0e822ce35b8c 100644
--- a/lib/AST/ODRHash.cpp
+++ b/lib/AST/ODRHash.cpp
@@ -110,7 +110,24 @@ void ODRHash::AddNestedNameSpecifier(const NestedNameSpecifier *NNS) {
   }
 }
 
-void ODRHash::AddTemplateName(TemplateName Name) {}
+void ODRHash::AddTemplateName(TemplateName Name) {
+  auto Kind = Name.getKind();
+  ID.AddInteger(Kind);
+
+  switch (Kind) {
+  case TemplateName::Template:
+    AddDecl(Name.getAsTemplateDecl());
+    break;
+  // TODO: Support these cases.
+  case TemplateName::OverloadedTemplate:
+  case TemplateName::QualifiedTemplate:
+  case TemplateName::DependentTemplate:
+  case TemplateName::SubstTemplateTemplateParm:
+  case TemplateName::SubstTemplateTemplateParmPack:
+    break;
+  }
+}
+
 void ODRHash::AddTemplateArgument(TemplateArgument TA) {}
 void ODRHash::AddTemplateParameterList(const TemplateParameterList *TPL) {}
 
@@ -492,6 +509,15 @@ public:
     AddQualType(T->getNamedType());
     VisitTypeWithKeyword(T);
   }
+
+  void VisitTemplateSpecializationType(const TemplateSpecializationType *T) {
+    ID.AddInteger(T->getNumArgs());
+    for (const auto &TA : T->template_arguments()) {
+      Hash.AddTemplateArgument(TA);
+    }
+    Hash.AddTemplateName(T->getTemplateName());
+    VisitType(T);
+  }
 };
 
 void ODRHash::AddType(const Type *T) {
-- 
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