1; REQUIRES: asserts
2; RUN: opt < %s -tailduplicate -taildup-threshold=3 -stats -disable-output 2>&1 | not grep tailduplicate
3; XFAIL: *
4
5define i32 @foo(i32 %l) nounwind  {
6entry:
7	%cond = icmp eq i32 %l, 1		; <i1> [#uses=1]
8	br i1 %cond, label %bb, label %bb9
9
10bb:		; preds = %entry
11	br label %bb9
12
13bb5:		; preds = %bb9
14	%tmp7 = call i32 (...)* @bar( i32 %x.0 ) nounwind 		; <i32> [#uses=1]
15	br label %bb9
16
17bb9:		; preds = %bb5, %bb, %entry
18	%x.0 = phi i32 [ 0, %entry ], [ %tmp7, %bb5 ], [ 1525, %bb ]		; <i32> [#uses=2]
19	%l_addr.0 = phi i32 [ %l, %entry ], [ %tmp11, %bb5 ], [ %l, %bb ]		; <i32> [#uses=1]
20	%tmp11 = add i32 %l_addr.0, -1		; <i32> [#uses=2]
21	%tmp13 = icmp eq i32 %tmp11, -1		; <i1> [#uses=1]
22	br i1 %tmp13, label %bb15, label %bb5
23
24bb15:		; preds = %bb9
25	ret i32 %x.0
26}
27
28declare i32 @bar(...)
29