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1; RUN: opt < %s  -loop-vectorize -force-vector-interleave=1 -force-vector-width=4 -dce -instcombine -S | FileCheck %s
2
3; rdar://problem/12848162
4
5target 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"
6target triple = "x86_64-apple-macosx10.8.0"
7
8@a = common global [2048 x i32] zeroinitializer, align 16
9
10;CHECK-LABEL: @example12(
11;CHECK: %vec.ind1 = phi <4 x i32>
12;CHECK: store <4 x i32>
13;CHECK: ret void
14define void @example12() nounwind uwtable ssp {
15  br label %1
16
17; <label>:1                                       ; preds = %1, %0
18  %indvars.iv = phi i64 [ 0, %0 ], [ %indvars.iv.next, %1 ]
19  %2 = getelementptr inbounds [2048 x i32], [2048 x i32]* @a, i64 0, i64 %indvars.iv
20  %3 = trunc i64 %indvars.iv to i32
21  store i32 %3, i32* %2, align 4
22  %indvars.iv.next = add i64 %indvars.iv, 1
23  %lftr.wideiv = trunc i64 %indvars.iv.next to i32
24  %exitcond = icmp eq i32 %lftr.wideiv, 1024
25  br i1 %exitcond, label %4, label %1
26
27; <label>:4                                       ; preds = %1
28  ret void
29}
30
31