Andrew Trick 336298cf2c Fix for -pre-RA-sched=source.
Yet another case of unchecked NULL node (for physreg copy).
May fix PR9509.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@128266 91177308-0d34-0410-b5e6-96231b3b80d8
2011-03-25 06:40:55 +00:00
..