From f67f73a519eac94b6c1f98dbce7d251a3a4aea07 Mon Sep 17 00:00:00 2001
From: Chris Lattner <sabre@nondot.org>
Date: Tue, 6 Nov 2007 22:07:40 +0000
Subject: fix const correctness, BB is const, so its predecessors are too

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@43780 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/Transforms/Scalar/CodeGenPrepare.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/Transforms/Scalar/CodeGenPrepare.cpp b/lib/Transforms/Scalar/CodeGenPrepare.cpp
index 0dad42f..e4a17b7 100644
--- a/lib/Transforms/Scalar/CodeGenPrepare.cpp
+++ b/lib/Transforms/Scalar/CodeGenPrepare.cpp
@@ -155,7 +155,7 @@ bool CodeGenPrepare::CanMergeBlocks(const BasicBlock *BB,
   if (!DestBBPN) return true;  // no conflict.
   
   // Collect the preds of BB.
-  SmallPtrSet<BasicBlock*, 16> BBPreds;
+  SmallPtrSet<const BasicBlock*, 16> BBPreds;
   if (const PHINode *BBPN = dyn_cast<PHINode>(BB->begin())) {
     // It is faster to get preds from a PHI than with pred_iterator.
     for (unsigned i = 0, e = BBPN->getNumIncomingValues(); i != e; ++i)
-- 
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