1 void abort (void);
2 
3 #define N 500
4 
5 int Z[2*N+2][2*N+2], B[2*N+2][2*N+2];
6 
foo(void)7 void foo(void)
8 {
9   int i,j;
10 
11   for (i = 0; i < 2*N+2; i++)
12     for (j = 0; j < 2*N+2; j++)
13       B[i][j] = Z[i][j] = i + j;
14 
15   for (i = 0; i <= N; i++)
16     for (j = 0; j <= N; j++)
17       Z[i][j] = Z[j+N][i+N+1];
18 
19   for (i = 0; i <= N; i++)
20     for (j = 0; j <=N; j++)
21       if (Z[i][j] != B[j+N][i+N+1])
22 	abort();
23 }
24 
main(void)25 int main(void)
26 {
27   foo();
28   return 0;
29 }
30 
31 /* Check that parallel code generation part make the right answer.  */
32 /* { dg-final { scan-tree-dump-times "4 loops carried no dependency" 1 "graphite" } } */
33 /* { dg-final { scan-tree-dump-times "loopfn.0" 4 "optimized" } } */
34 /* { dg-final { scan-tree-dump-times "loopfn.1" 4 "optimized" } } */
35