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Fix comment

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llvm-svn: 191966
This commit is contained in:
Matthias Braun 2013-10-04 16:53:02 +00:00
parent 0babf56529
commit 2f5992c6db
1 changed files with 1 additions and 1 deletions
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2
lib/CodeGen/RegisterCoalescer.cpp
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@ -434,7 +434,7 @@ bool RegisterCoalescer::adjustCopiesBackFrom(const CoalescerPair &CP,
LIS->getInterval(CP.isFlipped() ? CP.getSrcReg() : CP.getDstReg());
SlotIndex CopyIdx = LIS->getInstructionIndex(CopyMI).getRegSlot();
// BValNo is a value number in B that is defined by a copy from A. 'B3' in
// BValNo is a value number in B that is defined by a copy from A. 'B1' in
// the example above.
LiveInterval::iterator BLR = IntB.FindLiveRangeContaining(CopyIdx);
if (BLR == IntB.end()) return false;