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Fix a really subtle off-by-one bug that Duncan noticed with valgrind
on test/CodeGen/Generic/2007-06-06-CriticalEdgeLandingPad. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60739 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -249,7 +249,7 @@ void LoopStrengthReduce::DeleteTriviallyDeadInstructions() {
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for (unsigned i = 0, e = DeadInsts.size()-1; i < e; ++i) {
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for (unsigned i = 0, e = DeadInsts.size()-1; i < e; ++i) {
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Instruction *I = DeadInsts[i];
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Instruction *I = DeadInsts[i];
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if (!I->use_empty()) DeadInsts[i] = 0;
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if (!I->use_empty()) DeadInsts[i] = 0;
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while (DeadInsts[i+1] == I && i != e)
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while (i != e && DeadInsts[i+1] == I)
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DeadInsts[++i] = 0;
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DeadInsts[++i] = 0;
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}
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}
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