From: Jakob Stoklund Olesen <stoklund@2pi.dk>
Date: Wed, 6 Apr 2011 04:07:14 +0000 (+0000)
Subject: Oops. Scary.
X-Git-Url: http://plrg.eecs.uci.edu/git/?a=commitdiff_plain;h=49460bc49990ddfcf81e6f0670924f896645d9c7;p=oota-llvm.git

Oops. Scary.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@128986 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/CodeGen/RegAllocGreedy.cpp b/lib/CodeGen/RegAllocGreedy.cpp
index 689e5c90666..4339a81b8f4 100644
--- a/lib/CodeGen/RegAllocGreedy.cpp
+++ b/lib/CodeGen/RegAllocGreedy.cpp
@@ -463,7 +463,7 @@ float RAGreedy::calcSplitConstraints(unsigned PhysReg) {
   ArrayRef<unsigned> ThroughBlocks = SA->getThroughBlocks();
   SplitConstraints.resize(UseBlocks.size() + ThroughBlocks.size());
   for (unsigned i = 0; i != ThroughBlocks.size(); ++i) {
-    SpillPlacement::BlockConstraint BC = SplitConstraints[UseBlocks.size() + i];
+    SpillPlacement::BlockConstraint &BC = SplitConstraints[UseBlocks.size()+i];
     BC.Number = ThroughBlocks[i];
     BC.Entry = SpillPlacement::DontCare;
     BC.Exit = SpillPlacement::DontCare;