objective-C blocks: Change BLOCK_HAS_EXTENDED_LAYOUT to be 1<<31.
lower 24bit is currently being used.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@167678 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/CGBlocks.h b/lib/CodeGen/CGBlocks.h
index 6263562..f85701a 100644
--- a/lib/CodeGen/CGBlocks.h
+++ b/lib/CodeGen/CGBlocks.h
@@ -59,12 +59,12 @@
 };
 
 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),
   BLOCK_USE_STRET =         (1 << 29),
-  BLOCK_HAS_SIGNATURE  =    (1 << 30)
+  BLOCK_HAS_SIGNATURE  =    (1 << 30),
+  BLOCK_HAS_EXTENDED_LAYOUT = (1 << 31)
 };
 class BlockFlags {
   uint32_t flags;