Jakob Stoklund Olesen 34af6f597b Clear kill flags in removeCopyByCommutingDef().
We are extending live ranges, so kill flags are not accurate. They
aren't needed until they are recomputed after RA anyway.

<rdar://problem/11950722>

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@161023 91177308-0d34-0410-b5e6-96231b3b80d8
2012-07-31 02:47:24 +00:00
..
2012-07-23 08:51:15 +00:00