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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt -passes='loop-mssa(licm),adce,loop-mssa(licm)' -S < %s | FileCheck %s
;
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128-ni:1-p2:32:8:8:32-ni:2"
target triple = "x86_64-unknown-linux-gnu"
define void @test(i1 %arg) {
; CHECK-LABEL: @test(
; CHECK-NEXT: bb:
; CHECK-NEXT: br label [[BB2:%.*]]
; CHECK: bb1:
; CHECK-NEXT: ret void
; CHECK: bb2:
; CHECK-NEXT: br label [[BB4:%.*]]
; CHECK: bb3:
; CHECK-NEXT: unreachable
; CHECK: bb4:
; CHECK-NEXT: br i1 [[ARG:%.*]], label [[BB1:%.*]], label [[BB2]]
;
bb:
br label %bb2
bb1: ; preds = %bb4
ret void
bb2: ; preds = %bb4, %bb
br i1 %arg, label %bb4, label %bb3
bb3: ; preds = %bb2
br label %bb4
bb4: ; preds = %bb3, %bb2
br i1 %arg, label %bb1, label %bb2
}
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