From c05349e53a8d8910f97041a7ee18d14c09e6eea3 Mon Sep 17 00:00:00 2001
From: Fariborz Jahanian <fjahanian@apple.com>
Date: Wed, 4 Aug 2010 16:57:49 +0000
Subject: Some early work for providing block layout info. for objective-c/c++
 blocks (NeXt runtime).

llvm-svn: 110213
---
 clang/lib/CodeGen/CGObjCRuntime.h | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'clang/lib/CodeGen/CGObjCRuntime.h')

diff --git a/clang/lib/CodeGen/CGObjCRuntime.h b/clang/lib/CodeGen/CGObjCRuntime.h
index bf172f9b1e3..584760f6f34 100644
--- a/clang/lib/CodeGen/CGObjCRuntime.h
+++ b/clang/lib/CodeGen/CGObjCRuntime.h
@@ -52,6 +52,7 @@ namespace CodeGen {
   class Selector;
   class ObjCIvarDecl;
   class ObjCStringLiteral;
+  class BlockDeclRefExpr;
 
 namespace CodeGen {
   class CodeGenModule;
@@ -218,6 +219,9 @@ public:
                                         llvm::Value *DestPtr,
                                         llvm::Value *SrcPtr,
                                         llvm::Value *Size) = 0;
+  virtual llvm::Constant *GCBlockLayout(CodeGen::CodeGenFunction &CGF,
+                  const llvm::SmallVectorImpl<const BlockDeclRefExpr *> &) = 0;
+                                        
 };
 
 /// Creates an instance of an Objective-C runtime class.
-- 
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