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commuteInstruction() does not always create a new MI!

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llvm-svn: 28592
This commit is contained in:
Evan Cheng 2006-05-31 18:03:39 +00:00
parent ee54532a92
commit 5b6029f577
1 changed files with 4 additions and 2 deletions
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6
lib/CodeGen/SelectionDAG/ScheduleDAG.cpp
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@ -402,8 +402,10 @@ void ScheduleDAG::EmitNode(SDNode *Node,
DEBUG(std::cerr << "Sched: COMMUTING FAILED!\n");
else {
DEBUG(std::cerr << "Sched: COMMUTED TO: " << *NewMI);
delete MI;
MI = NewMI;
if (MI != NewMI) {
delete MI;
MI = NewMI;
}
}
}