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20 lines
550 B
LLVM
20 lines
550 B
LLVM
; Check that this test makes INDVAR and related stuff dead.
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; RUN: opt %s -loop-reduce | llvm-dis | not grep INDVAR
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declare i1 @pred()
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define void @test(i32* %P) {
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; <label>:0
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br label %Loop
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Loop: ; preds = %Loop, %0
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%INDVAR = phi i32 [ 0, %0 ], [ %INDVAR2, %Loop ] ; <i32> [#uses=2]
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%STRRED = getelementptr i32* %P, i32 %INDVAR ; <i32*> [#uses=1]
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store i32 0, i32* %STRRED
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%INDVAR2 = add i32 %INDVAR, 1 ; <i32> [#uses=1]
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%cond = call i1 @pred( ) ; <i1> [#uses=1]
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br i1 %cond, label %Loop, label %Out
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Out: ; preds = %Loop
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ret void
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}
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