1; RUN: llc < %s -march=x86 | FileCheck %s
2; PR2659
3
4define i32 @binomial(i32 %n, i32 %k) nounwind {
5entry:
6	%cmp = icmp ugt i32 %k, %n		; <i1> [#uses=1]
7	br i1 %cmp, label %ifthen, label %forcond.preheader
8
9forcond.preheader:		; preds = %entry
10	%cmp44 = icmp eq i32 %k, 0		; <i1> [#uses=1]
11	br i1 %cmp44, label %afterfor, label %forbody
12
13ifthen:		; preds = %entry
14	ret i32 0
15; CHECK: forbody
16; CHECK-NOT: mov
17forbody:		; preds = %forbody, %forcond.preheader
18	%indvar = phi i32 [ 0, %forcond.preheader ], [ %divisor.02, %forbody ]		; <i32> [#uses=3]
19	%accumulator.01 = phi i32 [ 1, %forcond.preheader ], [ %div, %forbody ]		; <i32> [#uses=1]
20	%divisor.02 = add i32 %indvar, 1		; <i32> [#uses=2]
21	%n.addr.03 = sub i32 %n, %indvar		; <i32> [#uses=1]
22	%mul = mul i32 %n.addr.03, %accumulator.01		; <i32> [#uses=1]
23	%div = udiv i32 %mul, %divisor.02		; <i32> [#uses=2]
24	%inc = add i32 %indvar, 2		; <i32> [#uses=1]
25	%cmp4 = icmp ugt i32 %inc, %k		; <i1> [#uses=1]
26	br i1 %cmp4, label %afterfor, label %forbody
27
28afterfor:		; preds = %forbody, %forcond.preheader
29	%accumulator.0.lcssa = phi i32 [ 1, %forcond.preheader ], [ %div, %forbody ]		; <i32> [#uses=1]
30	ret i32 %accumulator.0.lcssa
31}
32