llvm-project/llvm/test/Transforms/LoopStrengthReduce/remove_indvar.ll

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2005-03-07 05:47:40 +08:00
; Check that this test makes INDVAR and related stuff dead.
; RUN: llvm-upgrade < %s | llvm-as | opt -loop-reduce | llvm-dis | not grep INDVAR
2005-03-07 05:47:40 +08:00
declare bool %pred()
void %test(int* %P) {
br label %Loop
Loop:
%INDVAR = phi int [0, %0], [%INDVAR2, %Loop]
%STRRED = getelementptr int* %P, int %INDVAR
store int 0, int* %STRRED
%INDVAR2 = add int %INDVAR, 1
%cond = call bool %pred()
br bool %cond, label %Loop, label %Out
Out:
ret void
}