From 39fcc9a984e2820e4ea0fa2ac4abd17d9f3a31df Mon Sep 17 00:00:00 2001
From: dim <dim@FreeBSD.org>
Date: Sun, 20 Feb 2011 13:06:31 +0000
Subject: Vendor import of clang trunk r126079:
 http://llvm.org/svn/llvm-project/cfe/trunk@126079

---
 lib/AST/ParentMap.cpp | 17 ++++++++++++++++-
 1 file changed, 16 insertions(+), 1 deletion(-)

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

diff --git a/lib/AST/ParentMap.cpp b/lib/AST/ParentMap.cpp
index 5fe873a..eca351a 100644
--- a/lib/AST/ParentMap.cpp
+++ b/lib/AST/ParentMap.cpp
@@ -21,7 +21,7 @@ using namespace clang;
 typedef llvm::DenseMap<Stmt*, Stmt*> MapTy;
 
 static void BuildParentMap(MapTy& M, Stmt* S) {
-  for (Stmt::child_iterator I=S->child_begin(), E=S->child_end(); I!=E; ++I)
+  for (Stmt::child_range I = S->children(); I; ++I)
     if (*I) {
       M[*I] = S;
       BuildParentMap(M, *I);
@@ -40,6 +40,12 @@ ParentMap::~ParentMap() {
   delete (MapTy*) Impl;
 }
 
+void ParentMap::addStmt(Stmt* S) {
+  if (S) {
+    BuildParentMap(*(MapTy*) Impl, S);
+  }
+}
+
 Stmt* ParentMap::getParent(Stmt* S) const {
   MapTy* M = (MapTy*) Impl;
   MapTy::iterator I = M->find(S);
@@ -51,6 +57,15 @@ Stmt *ParentMap::getParentIgnoreParens(Stmt *S) const {
   return S;
 }
 
+Stmt *ParentMap::getParentIgnoreParenCasts(Stmt *S) const {
+  do {
+    S = getParent(S);
+  }
+  while (S && (isa<ParenExpr>(S) || isa<CastExpr>(S)));
+
+  return S;  
+}
+
 bool ParentMap::isConsumedExpr(Expr* E) const {
   Stmt *P = getParent(E);
   Stmt *DirectChild = E;
-- 
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