More codegen for blocks.  The type of block literals should be better.
The size calculation is improved.

llvm-svn: 64994
diff --git a/clang/lib/CodeGen/CodeGenModule.h b/clang/lib/CodeGen/CodeGenModule.h
index 24453cc..b7d3aa9 100644
--- a/clang/lib/CodeGen/CodeGenModule.h
+++ b/clang/lib/CodeGen/CodeGenModule.h
@@ -145,6 +145,7 @@
   
   const llvm::Type *BlockDescriptorType;
   const llvm::Type *GenericBlockLiteralType;
+  const llvm::Type *GenericExtendedBlockLiteralType;
   struct {
     int GlobalUniqueCount;
   } Block;
@@ -166,6 +167,7 @@
   const llvm::Type *getBlockDescriptorType();
 
   const llvm::Type *getGenericBlockLiteralType();
+  const llvm::Type *getGenericExtendedBlockLiteralType();
 
   /// getObjCRuntime() - Return a reference to the configured
   /// Objective-C runtime.