typedef struct gfc_formal_arglist { int next; } gfc_actual_arglist; update_arglist_pass (gfc_actual_arglist* lst, int po, unsigned argpos, const char *name) { ((void)(__builtin_expect(!(argpos > 0), 0) ? __builtin_unreachable(), 0 : 0)); if (argpos == 1) return 0; if (lst) lst->next = update_arglist_pass (lst->next, po, argpos - 1, name); else lst = update_arglist_pass (((void *)0), po, argpos - 1, name); }