| #define DEBUG 0 |
| #if DEBUG |
| #include <stdio.h> |
| #endif |
| |
| #define N 1000 |
| int a[N]; |
| |
| static int __attribute__((noinline)) |
| foo (void) |
| { |
| int j; |
| int i; |
| |
| /* This is not blocked as it is not profitable. */ |
| for (i = 0; i < N; i++) |
| for (j = 0; j < N; j++) |
| a[j] = a[i] + 1; |
| |
| return a[0]; |
| } |
| |
| extern void abort (); |
| |
| int |
| main (void) |
| { |
| int i, res; |
| |
| for (i = 0; i < N; i++) |
| a[i] = i; |
| |
| res = foo (); |
| |
| #if DEBUG |
| fprintf (stderr, "res = %d \n", res); |
| #endif |
| |
| if (res != 1999) |
| abort (); |
| |
| return 0; |
| } |
| |
| /* { dg-final { scan-tree-dump "not tiled" "graphite" } } */ |