1; RUN: opt < %s  -loop-vectorize -mtriple=thumbv7-apple-ios3.0.0 -S | FileCheck %s
2; RUN: opt < %s  -loop-vectorize -mtriple=thumbv7-apple-ios3.0.0 -mcpu=swift -S | FileCheck %s --check-prefix=SWIFT
3
4target datalayout = "e-p:32:32:32-i1:8:32-i8:8:32-i16:16:32-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:32:64-v128:32:128-a0:0:32-n32-S32"
5target triple = "thumbv7-apple-ios3.0.0"
6
7;CHECK-LABEL: @foo(
8;CHECK: load <4 x i32>
9;CHECK-NOT: load <4 x i32>
10;CHECK: ret
11;SWIFT-LABEL: @foo(
12;SWIFT: load <4 x i32>
13;SWIFT: load <4 x i32>
14;SWIFT: ret
15define i32 @foo(i32* nocapture %A, i32 %n) nounwind readonly ssp {
16  %1 = icmp sgt i32 %n, 0
17  br i1 %1, label %.lr.ph, label %._crit_edge
18
19.lr.ph:                                           ; preds = %0, %.lr.ph
20  %i.02 = phi i32 [ %5, %.lr.ph ], [ 0, %0 ]
21  %sum.01 = phi i32 [ %4, %.lr.ph ], [ 0, %0 ]
22  %2 = getelementptr inbounds i32* %A, i32 %i.02
23  %3 = load i32* %2, align 4
24  %4 = add nsw i32 %3, %sum.01
25  %5 = add nsw i32 %i.02, 1
26  %exitcond = icmp eq i32 %5, %n
27  br i1 %exitcond, label %._crit_edge, label %.lr.ph
28
29._crit_edge:                                      ; preds = %.lr.ph, %0
30  %sum.0.lcssa = phi i32 [ 0, %0 ], [ %4, %.lr.ph ]
31  ret i32 %sum.0.lcssa
32}
33