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Fix bug in updating dominance frontier after loop
[oota-llvm.git]
/
test
/
Transforms
/
SimplifyCFG
/
2002-05-21-PHIElimination.ll
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; CFG Simplification is making a loop dead, then changing the add into:
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;
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; %V1 = add int %V1, 1
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;
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; Which is not valid SSA
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;
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; RUN: llvm-upgrade < %s | llvm-as | opt -simplifycfg | llvm-dis
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void "test"() {
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br bool true, label %end, label %Loop
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Loop:
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%V = phi int [0, %0], [%V1, %Loop]
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%V1 = add int %V, 1
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br label %Loop
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end:
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ret void
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}