1; RUN: opt < %s -scalar-evolution -analyze | grep {Loop %bb3: backedge-taken count is (-1 + %n)}
2
3; We don't want to use a max in the trip count expression in
4; this testcase.
5
6define void @foo(i32 %n, i32* %p, i32* %q) nounwind {
7entry:
8	icmp sgt i32 %n, 0
9	br i1 %0, label %bb, label %return
10
11bb:
12	load i32* %q, align 4
13	icmp eq i32 %1, 0
14	br i1 %2, label %return, label %bb3.preheader
15
16bb3.preheader:
17	br label %bb3
18
19bb3:
20	%i.0 = phi i32 [ %7, %bb3 ], [ 0, %bb3.preheader ]
21	getelementptr i32* %p, i32 %i.0
22	load i32* %3, align 4
23	add i32 %4, 1
24	getelementptr i32* %p, i32 %i.0
25	store i32 %5, i32* %6, align 4
26	add i32 %i.0, 1
27	icmp slt i32 %7, %n
28	br i1 %8, label %bb3, label %return.loopexit
29
30return.loopexit:
31	br label %return
32
33return:
34	ret void
35}
36