1 /* { dg-require-effective-target size32plus } */
2 
3 /* Formerly known as ltrans-1.c */
4 
5 #define DEBUG 0
6 #if DEBUG
7 #include <stdio.h>
8 #endif
9 
10 double u[1782225];
11 
12 static int __attribute__((noinline))
foo(int N)13 foo (int N)
14 {
15   int i, j;
16   double sum = 0.0;
17 
18   /* These two loops should be interchanged.  */
19   for (i = 0; i < N; i++)
20     {
21       for (j = 0; j < N; j++)
22 	sum = sum + u[i + 1335 * j];
23 
24       u[1336 * i] *= 2;
25     }
26 
27   return sum + N + u[1336 * 2] + u[1336];
28 }
29 
30 extern void abort ();
31 
32 int
main(void)33 main (void)
34 {
35   int i, j, res;
36 
37   for (i = 0; i < 1782225; i++)
38     u[i] = 2;
39 
40   res = foo (1335);
41 
42 #if DEBUG
43   fprintf (stderr, "res = %d \n", res);
44 #endif
45 
46   if (res != 3565793)
47     abort ();
48 
49   return 0;
50 }
51 
52 /* { dg-final { scan-tree-dump-times "will be interchanged" 1 "graphite" } } */
53 /* { dg-final { cleanup-tree-dump "graphite" } } */
54