Another bug fix for empty MBB's

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11716 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2004-02-22 19:37:31 +00:00
parent 890f92328d
commit d0d1c8f830

View File

@ -653,7 +653,7 @@ void RA::AllocateBasicBlock(MachineBasicBlock &MBB) {
const TargetInstrInfo &TII = TM->getInstrInfo();
MI = MBB.end();
while (MI != MBB.begin() && TII.isTerminatorInstr((--MI)->getOpcode()));
++MI;
if (MI != MBB.end()) ++MI;
// Spill all physical registers holding virtual registers now.
for (unsigned i = 0, e = RegInfo->getNumRegs(); i != e; ++i)