1; RUN: opt < %s  -loop-vectorize -force-vector-unroll=1 -force-vector-width=4 -dce -instcombine -S | FileCheck %s
2
3target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
4target triple = "x86_64-apple-macosx10.8.0"
5
6;CHECK-LABEL: @add_ints(
7;CHECK: br
8;CHECK: getelementptr
9;CHECK-NEXT: getelementptr
10;CHECK-NEXT: icmp uge
11;CHECK-NEXT: icmp uge
12;CHECK-NEXT: icmp uge
13;CHECK-NEXT: icmp uge
14;CHECK-NEXT: and
15;CHECK: ret
16define void @add_ints(i32* nocapture %A, i32* nocapture %B, i32* nocapture %C) {
17entry:
18  br label %for.body
19
20for.body:
21  %indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.body ]
22  %arrayidx = getelementptr inbounds i32* %B, i64 %indvars.iv
23  %0 = load i32* %arrayidx, align 4
24  %arrayidx2 = getelementptr inbounds i32* %C, i64 %indvars.iv
25  %1 = load i32* %arrayidx2, align 4
26  %add = add nsw i32 %1, %0
27  %arrayidx4 = getelementptr inbounds i32* %A, i64 %indvars.iv
28  store i32 %add, i32* %arrayidx4, align 4
29  %indvars.iv.next = add i64 %indvars.iv, 1
30  %lftr.wideiv = trunc i64 %indvars.iv.next to i32
31  %exitcond = icmp eq i32 %lftr.wideiv, 200
32  br i1 %exitcond, label %for.end, label %for.body
33
34for.end:
35  ret void
36}
37