diff options
author | Evan Cheng <evan.cheng@apple.com> | 2008-10-24 05:53:44 +0000 |
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committer | Evan Cheng <evan.cheng@apple.com> | 2008-10-24 05:53:44 +0000 |
commit | 2efe3fd79a751eabe1664109a004af45dca99274 (patch) | |
tree | 25e450e93555b4361176759c35a88463cfa280da /lib/CodeGen/PreAllocSplitting.cpp | |
parent | 79cce5c51baf9381a757228ea7509c90401c2ebb (diff) |
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
Diffstat (limited to 'lib/CodeGen/PreAllocSplitting.cpp')
-rw-r--r-- | lib/CodeGen/PreAllocSplitting.cpp | 9 |
1 files changed, 4 insertions, 5 deletions
diff --git a/lib/CodeGen/PreAllocSplitting.cpp b/lib/CodeGen/PreAllocSplitting.cpp index 498600f37b..37d0df1139 100644 --- a/lib/CodeGen/PreAllocSplitting.cpp +++ b/lib/CodeGen/PreAllocSplitting.cpp @@ -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) |