| /* { dg-do compile } */ |
| /* { dg-options "-O -fdump-tree-sccp-details" } */ |
| /* LLVM LOCAL test not applicable */ |
| /* { dg-require-fdump "" } */ |
| |
| /* To determine the number of iterations in this loop we need to fold |
| p_4 + 4B > p_4 + 8B to false. This transformation has caused |
| troubles in the past due to overflow issues. */ |
| |
| int foo (int *p) |
| { |
| int i = 0, *x; |
| |
| for (x = p; x < p + 2; x++) |
| i++; |
| |
| return i; |
| } |
| |
| /* { dg-final { scan-tree-dump "set_nb_iterations_in_loop = 2" "sccp" } } */ |
| /* { dg-final { cleanup-tree-dump "sccp" } } */ |
