From 21610380de972a5307dfb07f446b44fbe2989be5 Mon Sep 17 00:00:00 2001
From: Douglas Gregor <dgregor@apple.com>
Date: Thu, 29 Oct 2009 00:04:11 +0000
Subject: Implement support for semantic checking and template instantiation of
 class template partial specializations of member templates. Also, fixes a
 silly little bug in the marking of "used" template parameters in member
 templates. Fixes PR5236.

llvm-svn: 85447
---
 clang/lib/AST/DeclTemplate.cpp | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

(limited to 'clang/lib/AST/DeclTemplate.cpp')

diff --git a/clang/lib/AST/DeclTemplate.cpp b/clang/lib/AST/DeclTemplate.cpp
index 1a40dd7e610..fb3bd09ff40 100644
--- a/clang/lib/AST/DeclTemplate.cpp
+++ b/clang/lib/AST/DeclTemplate.cpp
@@ -67,6 +67,21 @@ unsigned TemplateParameterList::getMinRequiredArguments() const {
   return NumRequiredArgs;
 }
 
+unsigned TemplateParameterList::getDepth() const {
+  if (size() == 0)
+    return 0;
+  
+  const NamedDecl *FirstParm = getParam(0);
+  if (const TemplateTypeParmDecl *TTP
+        = dyn_cast<TemplateTypeParmDecl>(FirstParm))
+    return TTP->getDepth();
+  else if (const NonTypeTemplateParmDecl *NTTP 
+             = dyn_cast<NonTypeTemplateParmDecl>(FirstParm))
+    return NTTP->getDepth();
+  else
+    return cast<TemplateTemplateParmDecl>(FirstParm)->getDepth();
+}
+
 //===----------------------------------------------------------------------===//
 // TemplateDecl Implementation
 //===----------------------------------------------------------------------===//
@@ -229,6 +244,14 @@ TemplateTypeParmDecl::Create(ASTContext &C, DeclContext *DC,
   return new (C) TemplateTypeParmDecl(DC, L, Id, Typename, Type, ParameterPack);
 }
 
+unsigned TemplateTypeParmDecl::getDepth() const {
+  return TypeForDecl->getAs<TemplateTypeParmType>()->getDepth();
+}
+
+unsigned TemplateTypeParmDecl::getIndex() const {
+  return TypeForDecl->getAs<TemplateTypeParmType>()->getIndex();
+}
+
 //===----------------------------------------------------------------------===//
 // NonTypeTemplateParmDecl Method Implementations
 //===----------------------------------------------------------------------===//
-- 
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