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1; RUN: opt < %s -adce -simplifycfg -S | grep call
2declare void @exit(i32)
3
4define i32 @main(i32 %argc) {
5        %C = icmp eq i32 %argc, 1               ; <i1> [#uses=2]
6        br i1 %C, label %Cond, label %Done
7
8Cond:           ; preds = %0
9        br i1 %C, label %Loop, label %Done
10
11Loop:           ; preds = %Loop, %Cond
12        call void @exit( i32 0 )
13        br label %Loop
14
15Done:           ; preds = %Cond, %0
16        ret i32 1
17}
18
19