rt_gccstream/gcc/testsuite/gcc.dg/graphite/interchange-3.c

52 lines
781 B
C

/* { dg-require-effective-target size32plus } */
/* Formerly known as ltrans-3.c */
#define DEBUG 0
#if DEBUG
#include <stdio.h>
#endif
double u[1782225];
static void __attribute__((noinline))
foo (int N, int *res)
{
unsigned int i, j;
double sum = 0;
for (i = 0; i < N; i++)
{
for (j = 0; j < N; j++)
{
sum = sum + u[i + 1335 * j];
}
}
*res = sum + N + u[1336 * 2] + u[1336];
}
extern void abort ();
int
main (void)
{
int i, j, res;
for (i = 0; i < 1782225; i++)
u[i] = 2;
foo (1335, &res);
#if DEBUG
fprintf (stderr, "res = %d \n", res);
#endif
if (res != 3565789)
abort ();
return 0;
}
/* { dg-final { scan-tree-dump-times "will be interchanged" 1 "graphite" } } */
/* { dg-final { cleanup-tree-dump "graphite" } } */