| /* { dg-options "-O3 -fdump-rtl-loop2_unroll-details -funroll-loops -fno-peel-loops" } */ | |
| void abort (); | |
| int a[1000]; | |
| int | |
| __attribute__ ((noinline)) | |
| t() | |
| { | |
| int i; | |
| for (i=0;i<1000;i++) | |
| if (!a[i]) | |
| return 1; | |
| abort (); | |
| } | |
| int | |
| main() | |
| { | |
| int i; | |
| for (i=0;i<1000;i++) | |
| t(); | |
| return 0; | |
| } | |
| /* { dg-final-use { scan-rtl-dump "considering unrolling loop with constant number of iterations" "loop2_unroll" } } */ |