make sure ScheduleDAGInstrs::EmitSchedule does not crash when the first instruction...
authorHal Finkel <hfinkel@anl.gov>
Fri, 2 Dec 2011 04:58:07 +0000 (04:58 +0000)
committerHal Finkel <hfinkel@anl.gov>
Fri, 2 Dec 2011 04:58:07 +0000 (04:58 +0000)
commitdb809e0eb7055a5247c80500fe0ba0ac22199722
treeea42f13f90f796301a5fd20fb4c28b0a9addf969
parent64c34e253563a8ba6b41fbce2bb020632cf65961
make sure ScheduleDAGInstrs::EmitSchedule does not crash when the first instruction in Sequence is a Noop

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@145677 91177308-0d34-0410-b5e6-96231b3b80d8
lib/CodeGen/ScheduleDAGInstrs.cpp