1; REQUIRES: asserts
2; RUN: llc < %s -mtriple=x86_64-appel-darwin -disable-cgp-branch-opts -stats 2>&1 | grep "machine-sink"
3
4define fastcc void @t() nounwind ssp {
5entry:
6  br i1 undef, label %bb, label %bb4
7
8bb:                                               ; preds = %entry
9  br i1 undef, label %return, label %bb3
10
11bb3:                                              ; preds = %bb
12  unreachable
13
14bb4:                                              ; preds = %entry
15  br i1 undef, label %bb.nph, label %return
16
17bb.nph:                                           ; preds = %bb4
18  br label %bb5
19
20bb5:                                              ; preds = %bb9, %bb.nph
21  %indvar = phi i64 [ 0, %bb.nph ], [ %tmp12, %bb9 ] ; <i64> [#uses=1]
22  %tmp12 = add i64 %indvar, 1                     ; <i64> [#uses=2]
23  %tmp13 = trunc i64 %tmp12 to i32                ; <i32> [#uses=0]
24  br i1 undef, label %bb9, label %bb6
25
26bb6:                                              ; preds = %bb5
27  br i1 undef, label %bb9, label %bb7
28
29bb7:                                              ; preds = %bb6
30  br i1 undef, label %bb9, label %bb8
31
32bb8:                                              ; preds = %bb7
33  unreachable
34
35bb9:                                              ; preds = %bb7, %bb6, %bb5
36  br i1 undef, label %bb5, label %return
37
38return:                                           ; preds = %bb9, %bb4, %bb
39  ret void
40}
41