1; RUN: opt < %s -loop-reduce -S | grep phi | count 1
2; RUN: opt < %s -loop-reduce -S | grep mul | count 1
3; ModuleID = '<stdin>'
4; Make sure examining a fuller expression outside the loop doesn't cause us to create a second
5; IV of stride %3.
6target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128"
7target triple = "i386-apple-darwin9.5"
8	%struct.anon = type { ptr, ptr }
9	%struct.obj = type { i16, i16, { %struct.anon } }
10@heap_size = external global i32		; <ptr> [#uses=1]
11@"\01LC85" = external constant [39 x i8]		; <ptr> [#uses=1]
12
13declare i32 @sprintf(ptr, ptr, ...) nounwind
14
15define ptr @gc_status(ptr %args) nounwind {
16entry:
17	br label %bb1.i
18
19bb.i2:		; preds = %bb2.i3
20	%indvar.next24 = add i32 %m.0.i, 1		; <i32> [#uses=1]
21	br label %bb1.i
22
23bb1.i:		; preds = %bb.i2, %entry
24	%m.0.i = phi i32 [ 0, %entry ], [ %indvar.next24, %bb.i2 ]		; <i32> [#uses=4]
25	%0 = icmp slt i32 %m.0.i, 0		; <i1> [#uses=1]
26	br i1 %0, label %bb2.i3, label %nactive_heaps.exit
27
28bb2.i3:		; preds = %bb1.i
29	%1 = load ptr, ptr null, align 4		; <ptr> [#uses=1]
30	%2 = icmp eq ptr %1, null		; <i1> [#uses=1]
31	br i1 %2, label %nactive_heaps.exit, label %bb.i2
32
33nactive_heaps.exit:		; preds = %bb2.i3, %bb1.i
34	%3 = load i32, ptr @heap_size, align 4		; <i32> [#uses=1]
35	%4 = mul i32 %3, %m.0.i		; <i32> [#uses=1]
36	%5 = sub i32 %4, 0		; <i32> [#uses=1]
37	%6 = tail call i32 (ptr, ptr, ...) @sprintf(ptr null, ptr @"\01LC85", i32 %m.0.i, i32 0, i32 %5, i32 0) nounwind		; <i32> [#uses=0]
38	ret ptr null
39}
40