From b0177eba7c1ce7f27df4fa934e0022ee457b6f1c Mon Sep 17 00:00:00 2001
From: Eric Christopher <echristo@apple.com>
Date: Wed, 29 Feb 2012 03:25:27 +0000
Subject: [PATCH] Add some iterators for grabbing lambda expression contexts.

llvm-svn: 151701
---
 clang/include/clang/AST/DeclCXX.h | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/clang/include/clang/AST/DeclCXX.h b/clang/include/clang/AST/DeclCXX.h
index b2773027e004..231454894222 100644
--- a/clang/include/clang/AST/DeclCXX.h
+++ b/clang/include/clang/AST/DeclCXX.h
@@ -997,6 +997,14 @@ public:
   void getCaptureFields(llvm::DenseMap<const VarDecl *, FieldDecl *> &Captures,
                         FieldDecl *&ThisCapture) const;
 
+  typedef const LambdaExpr::Capture* capture_const_iterator;
+  capture_const_iterator captures_begin() const {
+    return isLambda() ? getLambdaData().Captures : NULL;
+  }
+  capture_const_iterator captures_end() const {
+    return isLambda() ? captures_begin() + getLambdaData().NumCaptures : NULL;
+  }
+
   /// getConversions - Retrieve the overload set containing all of the
   /// conversion functions in this class.
   UnresolvedSetImpl *getConversionFunctions() {