21 lines
598 B
LLVM
21 lines
598 B
LLVM
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; RUN: opt < %s -adce -simplifycfg -simplifycfg-require-and-preserve-domtree=1 -S | grep call
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; RUN: opt < %s -adce -adce-remove-loops -simplifycfg -simplifycfg-require-and-preserve-domtree=1 -S | grep call
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declare void @exit(i32)
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define i32 @main(i32 %argc) {
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%C = icmp eq i32 %argc, 1 ; <i1> [#uses=2]
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br i1 %C, label %Cond, label %Done
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Cond: ; preds = %0
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br i1 %C, label %Loop, label %Done
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Loop: ; preds = %Loop, %Cond
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call void @exit( i32 0 )
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br label %Loop
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Done: ; preds = %Cond, %0
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ret i32 1
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}
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