do_warning = force_error = 0;
parse_error_context VPROTO ((tree cl, const char *msg, ...)){#ifndef ANSI_PROTOTYPES  tree cl;  const char *msg;#endif  va_list ap;  VA_START (ap, msg);#ifndef ANSI_PROTOTYPES  cl = va_arg (ap, tree);  msg = va_arg (ap, const char *);#endif  issue_warning_error_from_context (cl, msg, ap);  va_end (ap);}