Make this LookAheadLimit, not the uninitialized LookAheadLeft.
Evan please verify!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104408 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/MachineCSE.cpp b/lib/CodeGen/MachineCSE.cpp
index acd3117..6f4f7a8 100644
--- a/lib/CodeGen/MachineCSE.cpp
+++ b/lib/CodeGen/MachineCSE.cpp
@@ -137,7 +137,7 @@
MachineCSE::isPhysDefTriviallyDead(unsigned Reg,
MachineBasicBlock::const_iterator I,
MachineBasicBlock::const_iterator E) const {
- unsigned LookAheadLeft = LookAheadLeft;
+ unsigned LookAheadLeft = LookAheadLimit;
while (LookAheadLeft) {
// Skip over dbg_value's.
while (I != E && I->isDebugValue())