The MO reference to a MachineOperand can be invalidated by
MachineInstr::addOperand. Don't even use it for debugging.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@90381
91177308-0d34-0410-b5e6-
96231b3b80d8
}
if (MO.isKill() != kill) {
}
if (MO.isKill() != kill) {
- bool removed = ToggleKillFlag(MI, MO);
- if (removed) {
- DEBUG(errs() << "Fixed <removed> in ");
- } else {
- DEBUG(errs() << "Fixed " << MO << " in ");
- }
+ DEBUG(errs() << "Fixing " << MO << " in ");
+ // Warning: ToggleKillFlag may invalidate MO.
+ ToggleKillFlag(MI, MO);