From f6aa60ff71e346ba5f5d13b6aa8cc54a38be492c Mon Sep 17 00:00:00 2001
From: Dan Gohman <gohman@apple.com>
Date: Wed, 20 Aug 2008 14:58:41 +0000
Subject: Use BitVector instead of std::vector<unsigned char>.

llvm-svn: 55054
---
 llvm/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

(limited to 'llvm/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp')

diff --git a/llvm/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp b/llvm/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
index 1536a641a60..cb71f1aae01 100644
--- a/llvm/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
+++ b/llvm/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
@@ -5210,8 +5210,7 @@ void SelectionDAGISel::BuildSelectionDAG(SelectionDAG &DAG, BasicBlock *LLVMBB,
   // Emit constants only once even if used by multiple PHI nodes.
   std::map<Constant*, unsigned> ConstantsOut;
   
-  // Vector bool would be better, but vector<bool> is really slow.
-  std::vector<unsigned char> SuccsHandled;
+  BitVector SuccsHandled;
   if (TI->getNumSuccessors())
     SuccsHandled.resize(BB->getParent()->getNumBlockIDs());
     
-- 
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