1/* { dg-require-effective-target vect_float } */
2
3#include <stdarg.h>
4#include "tree-vect.h"
5
6#define N 16
7
8float fa[N] __attribute__ ((__aligned__(16)));
9float fb[N+4] __attribute__ ((__aligned__(16))) = {0.0, 1.0, 2.0, 3.0, 4.0, 5.0, 7.0, 9.0, 10.0, 11.0, 12.0, 13.0, 14.0, 15.0, 16.0, 17.0, 18.0, 19.0};
10float fc[N] __attribute__ ((__aligned__(16))) = {0.5, 1.5, 2.5, 3.5, 4.5, 5.5, 7.5, 9.5, 10.5, 11.5, 12.5, 13.5, 14.5, 15.5};
11
12/* Like vect-80.c but the pointers are not annotated as restricted,
13   and therefore can't be antialiased.  */
14
15int
16main1 (float *pa, float *pb, float *pc)
17{
18  int i;
19  float *q = pb + 4;
20
21  for (i = 0; i < N; i++)
22    {
23      pa[i] = q[i] * pc[i];
24    }
25
26  for (i = 0; i < N; i++)
27    {
28      if (pa[i] != q[i] * pc[i])
29	abort();
30    }
31
32  return 0;
33}
34
35
36int main (void)
37{
38  check_vect ();
39
40  main1 (fa, fb, fc);
41
42  return 0;
43}
44
45/* Currently the loops fail to vectorize due to aliasing problems.
46  If/when the aliasing problems are resolved, unalignment may
47  prevent vectorization on some targets.  */
48/* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect"  { xfail *-*-* } } } */
49/* { dg-final { scan-tree-dump-times "can't determine dependence between" 1 "vect" } } */
50/* { dg-final { cleanup-tree-dump "vect" } } */
51