bool has_backedges (ir_node *n) {
int i;
int *ba = get_backarray (n);
- if (ba)
- for (i = 0; i < get_irn_arity(n); i++)
+ if (ba) {
+ int arity = get_irn_arity(n);
+ for (i = 0; i < arity; i++)
if (ba[i]) return true;
+ }
return false;
}
/** Sets all backedge information to zero. */
void clear_backedges (ir_node *n) {
- int i, rem = interprocedural_view;
+ int i, arity;
+ int rem = interprocedural_view;
int *ba;
interprocedural_view = 0;
ba = get_backarray (n);
- if (ba)
- for (i = 0; i < get_irn_arity(n); i++)
+ if (ba) {
+ arity = get_irn_arity(n);
+ for (i = 0; i < arity; i++)
ba[i] = 0;
+ }
interprocedural_view = 1;
ba = get_backarray (n);
- if (ba)
- for (i = 0; i < get_irn_arity(n); i++)
+ if (ba) {
+ arity = get_irn_arity(n);
+ for (i = 0; i < arity; i++)
ba[i] = 0;
+ }
interprocedural_view = rem;
}