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/* { dg-require-effective-target vect_int } */
#include <stdlib.h>
#include <stdarg.h>
#include "tree-vect.h"
#define N 9
struct extraction
{
int a[N];
int b[N];
};
static int a[N] = {1,2,3,4,5,6,7,8,9};
static int b[N] = {2,3,4,5,6,7,8,9,9};
volatile int foo;
__attribute__ ((noinline))
int main1 (int x, int y) {
int i;
struct extraction *p;
p = (struct extraction *) malloc (sizeof (struct extraction));
for (i = 0; i < N; i++)
{
p->a[i] = a[i];
if (foo == 135)
abort (); /* to avoid vectorization */
}
/* Not vectorizable: distance 1. */
for (i = 0; i < N - 1; i++)
{
p->a[x + i + 1] = p->a[x + i];
}
/* check results: */
for (i = 0; i < N; i++)
{
if (p->a[i] != 1)
abort();
}
return 0;
}
int main (void)
{
check_vect ();
foo = 0;
return main1 (0, N);
}
/* { dg-final { scan-tree-dump-times "vectorized 1 loops" 0 "vect" } } */
/* { dg-final { scan-tree-dump-times "possible dependence between data-refs" 1 "vect" { target { ! vect_multiple_sizes } } } } */
/* { dg-final { scan-tree-dump-times "possible dependence between data-refs" 2 "vect" { target vect_multiple_sizes } } } */
/* { dg-final { cleanup-tree-dump "vect" } } */
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