| /* { dg-do compile } */ |
| /* { dg-options "-O2 -fdump-rtl-loop2_unroll -funroll-loops" } */ |
| struct a {int a[7];}; |
| int t(struct a *a, int n) |
| { |
| int i; |
| for (i=0;i<n;i++) |
| a->a[i]++; |
| } |
| /* { dg-final { scan-rtl-dump-not "Unrolled loop" "loop2_unroll" } } */ |
| /* { dg-final { scan-rtl-dump "likely upper bound: 7" "loop2_unroll" } } */ |
| /* { dg-final { scan-rtl-dump "realistic bound: -1" "loop2_unroll" } } */ |
| /* { dg-final { scan-rtl-dump "Not unrolling loop, doesn't roll" "loop2_unroll" } } */ |
| /* { dg-final { scan-rtl-dump-not "Invalid sum" "loop2_unroll" } } */ |
| /* { dg-final { scan-rtl-dump-not "upper bound: -1" "loop2_unroll" } } */ |
