| /* pr39500: autopar fails to parallel */ |
| /* origin: nemokingdom@gmail.com(LiFeng) */ |
| /* { dg-do compile } */ |
| /* { dg-options "-O2 -ftree-parallelize-loops=4 -fdump-tree-parloops-details" } */ |
| |
| void abort (void); |
| |
| int main (void) |
| { |
| int i; |
| int x[1000]; |
| |
| for (i = 0; i < 100; i++) |
| x[i] = x[i+100]; |
| |
| for (i = 0; i < 100; i++) |
| { |
| if (x[i] != x[i+100]) |
| abort (); |
| } |
| |
| return 0; |
| } |
| |
| /* Check that the first loop in parloop got parallelized. */ |
| |
| /* { dg-final { scan-tree-dump-times "SUCCESS: may be parallelized" 1 "parloops" } } */ |
| /* { dg-final { cleanup-tree-dump "parloops" } } */ |
