hanchenye-llvm-project/llvm/test/Transforms/SimplifyCFG/BrUnwind.ll

; RUN: llvm-as < %s | opt -simplifycfg | llvm-dis | \
; RUN: not grep {br label}

define void @test(i1 %C) {
        br i1 %C, label %A, label %B
A:              ; preds = %0
        call void @test( i1 %C )
        br label %X
B:              ; preds = %0
        call void @test( i1 %C )
        br label %X
X:              ; preds = %B, %A
        unwind
}