forked from OSchip/llvm-project
16 lines
399 B
LLVM
16 lines
399 B
LLVM
; RUN: opt < %s -indvars -S | grep indvar
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@G = global i64 0 ; <i64*> [#uses=1]
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define void @test(i64 %V) {
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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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%X = phi i64 [ 1, %0 ], [ %X.next, %Loop ] ; <i64> [#uses=2]
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%X.next = sub i64 %X, %V ; <i64> [#uses=1]
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store i64 %X, i64* @G
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br label %Loop
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}
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