From 74f011db76c7879257b9ee26e84353b03d63575f Mon Sep 17 00:00:00 2001
From: Benjamin Kramer <benny.kra@googlemail.com>
Date: Sun, 26 Feb 2012 18:34:07 +0000
Subject: [PATCH] Bit pack StringLiteral.

48 -> 40 bytes on x86_64.

llvm-svn: 151498
---
 clang/include/clang/AST/Expr.h | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/clang/include/clang/AST/Expr.h b/clang/include/clang/AST/Expr.h
index 8f39ca53c672..a3225dfdfff7 100644
--- a/clang/include/clang/AST/Expr.h
+++ b/clang/include/clang/AST/Expr.h
@@ -1340,10 +1340,10 @@ private:
     const uint32_t *asUInt32;
   } StrData;
   unsigned Length;
-  unsigned CharByteWidth;
-  unsigned NumConcatenated;
+  unsigned CharByteWidth : 4;
   unsigned Kind : 3;
-  bool IsPascal : 1;
+  unsigned IsPascal : 1;
+  unsigned NumConcatenated;
   SourceLocation TokLocs[1];
 
   StringLiteral(QualType Ty) :