From 2860b7c2fe0bfbd1bd509222263d22d21a67fa7e Mon Sep 17 00:00:00 2001
From: Aaron Ballman <aaron@aaronballman.com>
Date: Fri, 14 Mar 2014 16:29:14 +0000
Subject: [PATCH] [C++11] Replacing VarTemplateDecl iterators spec_begin() and
 spec_end() with iterator_range specializations(). Updating all of the usages
 of the iterators with range-based for loops.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@203942 91177308-0d34-0410-b5e6-96231b3b80d8
---
 include/clang/AST/DataRecursiveASTVisitor.h | 4 +---
 include/clang/AST/DeclTemplate.h            | 5 +++++
 include/clang/AST/RecursiveASTVisitor.h     | 5 +----
 3 files changed, 7 insertions(+), 7 deletions(-)

diff --git a/include/clang/AST/DataRecursiveASTVisitor.h b/include/clang/AST/DataRecursiveASTVisitor.h
index 5c6c487c74..7eec752b88 100644
--- a/include/clang/AST/DataRecursiveASTVisitor.h
+++ b/include/clang/AST/DataRecursiveASTVisitor.h
@@ -1460,9 +1460,7 @@ template <typename Derived>
 bool DataRecursiveASTVisitor<Derived>::TraverseVariableInstantiations(
     VarTemplateDecl *D) {
   VarTemplateDecl::spec_iterator end = D->spec_end();
-  for (VarTemplateDecl::spec_iterator it = D->spec_begin(); it != end; ++it) {
-    VarTemplateSpecializationDecl *SD = *it;
-
+  for (auto *SD : D->specializations()) {
     switch (SD->getSpecializationKind()) {
     // Visit the implicit instantiations with the requested pattern.
     case TSK_Undeclared:
diff --git a/include/clang/AST/DeclTemplate.h b/include/clang/AST/DeclTemplate.h
index 60e73b6801..1be3d253f3 100644
--- a/include/clang/AST/DeclTemplate.h
+++ b/include/clang/AST/DeclTemplate.h
@@ -2776,6 +2776,11 @@ public:
       VarTemplatePartialSpecializationDecl *D);
 
   typedef SpecIterator<VarTemplateSpecializationDecl> spec_iterator;
+  typedef llvm::iterator_range<spec_iterator> spec_range;
+
+  spec_range specializations() const {
+    return spec_range(spec_begin(), spec_end());
+  }
 
   spec_iterator spec_begin() const {
     return makeSpecIterator(getSpecializations(), false);
diff --git a/include/clang/AST/RecursiveASTVisitor.h b/include/clang/AST/RecursiveASTVisitor.h
index 52f61b2bd6..465a53cb6e 100644
--- a/include/clang/AST/RecursiveASTVisitor.h
+++ b/include/clang/AST/RecursiveASTVisitor.h
@@ -1501,10 +1501,7 @@ template<typename Derived>                                                   \
 bool RecursiveASTVisitor<Derived>::TraverseTemplateInstantiations(           \
     TMPLDECLKIND##TemplateDecl *D) {                                         \
   TMPLDECLKIND##TemplateDecl::spec_iterator end = D->spec_end();             \
-  for (TMPLDECLKIND##TemplateDecl::spec_iterator it = D->spec_begin();       \
-       it != end; ++it) {                                                    \
-    TMPLDECLKIND##TemplateSpecializationDecl* SD = *it;                      \
-                                                                             \
+  for (auto *SD : D->specializations()) {                                    \
     switch (SD->getSpecializationKind()) {                                   \
     /* Visit the implicit instantiations with the requested pattern. */      \
     case TSK_Undeclared:                                                     \
-- 
2.40.0