view llvm/test/Transforms/ADCE/2003-11-16-MissingPostDominanceInfo.ll @ 201:a96fbbdf2d0f

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author Shinji KONO <kono@ie.u-ryukyu.ac.jp>
date Fri, 04 Jun 2021 21:07:06 +0900
parents 1d019706d866
children 2e18cbf3894f
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; RUN: opt < %s -adce -simplifycfg -S | grep call
; RUN: opt < %s -adce -adce-remove-loops -simplifycfg -S | grep call

declare void @exit(i32)

define i32 @main(i32 %argc) {
        %C = icmp eq i32 %argc, 1               ; <i1> [#uses=2]
        br i1 %C, label %Cond, label %Done

Cond:           ; preds = %0
        br i1 %C, label %Loop, label %Done

Loop:           ; preds = %Loop, %Cond
        call void @exit( i32 0 )
        br label %Loop

Done:           ; preds = %Cond, %0
        ret i32 1
}