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/* { dg-require-effective-target vect_int } */
#include <stdarg.h>
#include "tree-vect.h"
#define N 40
int a[N];
int b[N];
__attribute__ ((noinline)) int
foo (int n){
int i,j;
int sum,x,y;
if (n<=0)
return 0;
for (i = 0; i < N/2; i++) {
sum = 0;
x = b[2*i];
y = b[2*i+1];
j = 0;
do {
sum += j;
} while (++j < n);
a[2*i] = sum + x;
a[2*i+1] = sum + y;
}
}
int main (void)
{
int i,j;
int sum;
check_vect ();
for (i=0; i<N; i++)
b[i] = i;
foo (N-1);
/* check results: */
for (i=0; i<N/2; i++)
{
sum = 0;
for (j = 0; j < N-1; j++)
sum += j;
if (a[2*i] != sum + b[2*i] || a[2*i+1] != sum + b[2*i+1])
abort();
}
return 0;
}
/* { dg-final { scan-tree-dump-times "OUTER LOOP VECTORIZED." 1 "vect" { target { vect_interleave && vect_extract_even_odd } } } } */
/* { dg-final { cleanup-tree-dump "vect" } } */
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