1 /* { dg-require-effective-target size32plus } */
2 
3 /* Formerly known as ltrans-6.c */
4 
5 #define DEBUG 0
6 #if DEBUG
7 #include <stdio.h>
8 #endif
9 
10 #define N 100
11 #define M 200
12 
13 static int __attribute__((noinline))
foo(int A[N][M])14 foo (int A[N][M])
15 {
16   int i, j;
17 
18   /* This loop should be interchanged. */
19   for(j = 0; j < M; j++)
20     for(i = 0; i < N; i++)
21       A[i][j] = A[i][j] + A[i][j];
22 
23   return A[0][0] + A[N-1][M-1];
24 }
25 
26 extern void abort ();
27 
28 int
main(void)29 main (void)
30 {
31   int A[N][M];
32   int i, j, res;
33 
34   for (i = 0; i < N; i++)
35     for (j = 0; j < M; j++)
36       A[i][j] = 2;
37 
38   res = foo (A);
39 
40 #if DEBUG
41   fprintf (stderr, "res = %d \n", res);
42 #endif
43 
44   if (res != 8)
45     abort ();
46 
47   return 0;
48 }
49 
50 /* { dg-final { scan-tree-dump "tiled by" "graphite" } } */
51