objective-C block meta-data. This patch completes meta-data

generation for captured block variables in arc mode. This includes
inlined version of the meta-data when it can be done. It also includes
severat tests. This is wip. // rdar://12184410.

llvm-svn: 167241

1 files changed, 5 insertions, 0 deletions

diff --git a/clang/lib/CodeGen/CGBlocks.h b/clang/lib/CodeGen/CGBlocks.h
index 690fa8b05e6..62635623857 100644
--- a/clang/lib/CodeGen/CGBlocks.h
+++ b/clang/lib/CodeGen/CGBlocks.h
@@ -59,6 +59,7 @@ enum BlockByrefFlags {
 };
 
 enum BlockLiteralFlags {
+  BLOCK_HAS_EXTENDED_LAYOUT = (1 << 23),
   BLOCK_HAS_COPY_DISPOSE =  (1 << 25),
   BLOCK_HAS_CXX_OBJ =       (1 << 26),
   BLOCK_IS_GLOBAL =         (1 << 28),
@@ -193,6 +194,10 @@ public:
   /// UsesStret : True if the block uses an stret return.  Mutable
   /// because it gets set later in the block-creation process.
   mutable bool UsesStret : 1;
+  
+  /// HasCapturedVariableLayout : True if block has captured variables
+  /// and their layout meta-data has been generated.
+  bool HasCapturedVariableLayout : 1;
 
   /// The mapping of allocated indexes within the block.
   llvm::DenseMap<const VarDecl*, Capture> Captures;