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Change all self assignments X=X to (void)X, so that we can turn on a

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new gcc warning that complains on self-assignments and
self-initializations.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122458 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Jeffrey Yasskin
2010-12-23 00:58:24 +00:00
parent 65e43a259f
commit 8e68c38735
20 changed files with 31 additions and 37 deletions
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2
lib/CodeGen/StackSlotColoring.cpp
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@ -646,7 +646,7 @@ StackSlotColoring::UnfoldAndRewriteInstruction(MachineInstr *MI, int OldFI,
} else {
SmallVector<MachineInstr*, 4> NewMIs;
bool Success = TII->unfoldMemoryOperand(MF, MI, Reg, false, false, NewMIs);
Success = Success; // Silence compiler warning.
(void)Success; // Silence compiler warning.
assert(Success && "Failed to unfold!");
MachineInstr *NewMI = NewMIs[0];
MBB->insert(MI, NewMI);