Fix a end() dereference; remove an abort() that wasn't meant to be left in.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@58072 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Evan Cheng 2008-10-24 05:53:44 +00:00
parent 79cce5c51b
commit 2efe3fd79a

View File

@ -381,13 +381,13 @@ PreAllocSplitting::ShrinkWrapToLastUse(MachineBasicBlock *MBB,
LastMO = Uses[0];
LastMI = LastMO->getParent();
} else {
MachineBasicBlock::iterator MEE = MBB->begin();
MachineBasicBlock::iterator MII;
if (MBB == BarrierMBB) {
if (MBB == BarrierMBB)
MII = Barrier;
--MII;
} else
else
MII = MBB->end();
for (MachineBasicBlock::iterator MEE = MBB->begin(); MII != MEE; --MII) {
while (--MII != MEE) {
MachineInstr *UseMI = &*MII;
if (!UseMIs.count(UseMI))
continue;
@ -460,7 +460,6 @@ PreAllocSplitting::ShrinkWrapLiveInterval(VNInfo *ValNo,
} else {
// Remove entire live range of the bb out of the live interval.
CurrLI->removeRange(LIs->getMBBStartIdx(MBB), LIs->getMBBEndIdx(MBB)+1);
abort(); // FIXME
}
if (MBB == DefMBB)