1; RUN: opt < %s  -basic-aa -loop-vectorize -force-vector-interleave=1 -force-vector-width=4 -dce -instcombine -S | FileCheck %s
2
3; From a simple program with two address spaces:
4; char Y[4*10000] __attribute__((address_space(1)));
5; char X[4*10000];
6; int main() {
7;    for (int i = 0; i < 4*10000; ++i)
8;        X[i] = Y[i] + 1;
9;    return 0;
10;}
11
12
13target 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"
14
15@Y = common addrspace(1) global [40000 x i8] zeroinitializer, align 16
16@X = common global [40000 x i8] zeroinitializer, align 16
17
18;CHECK-LABEL: @main(
19;CHECK: bitcast i8 addrspace(1)* %{{.*}} to <4 x i8> addrspace(1)*
20;CHECK: bitcast i8* %{{.*}} to <4 x i8>*
21
22; Function Attrs: nounwind uwtable
23define i32 @main() #0 {
24entry:
25  br label %for.body
26
27for.body:                                         ; preds = %for.body, %entry
28  %indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.body ]
29  %arrayidx = getelementptr inbounds [40000 x i8], [40000 x i8] addrspace(1)* @Y, i64 0, i64 %indvars.iv
30  %0 = load i8, i8 addrspace(1)* %arrayidx, align 1
31  %add = add i8 %0, 1
32  %arrayidx3 = getelementptr inbounds [40000 x i8], [40000 x i8]* @X, i64 0, i64 %indvars.iv
33  store i8 %add, i8* %arrayidx3, align 1
34  %indvars.iv.next = add i64 %indvars.iv, 1
35  %lftr.wideiv = trunc i64 %indvars.iv.next to i32
36  %exitcond = icmp eq i32 %lftr.wideiv, 40000
37  br i1 %exitcond, label %for.end, label %for.body
38
39for.end:                                          ; preds = %for.body
40  ret i32 0
41}
42
43attributes #0 = { nounwind uwtable "less-precise-fpmad"="false" "frame-pointer"="none" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "unsafe-fp-math"="false" "use-soft-float"="false" }
44