misched: Debug output fix. Use an always valid iterator.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@168767 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Andrew Trick 2012-11-28 03:42:47 +00:00
parent 430b9079c6
commit b422104f35

View File

@ -533,7 +533,7 @@ void ScheduleDAGMI::schedule() {
placeDebugValues();
DEBUG({
unsigned BBNum = top()->getParent()->getNumber();
unsigned BBNum = begin()->getParent()->getNumber();
dbgs() << "*** Final schedule for BB#" << BBNum << " ***\n";
dumpSchedule();
dbgs() << '\n';