369         bool touched;  member in buffer::buffer_body
372         buffer_body() : state(undefined), touched(false) {}  in buffer_body()
374             if (!touched || state != cast_to<signal_t>(v)) {  in operator ()()
377                 touched = true;  in operator ()()
393         bool touched;  member in not_gate::not_body
396         not_body() : port(undefined), touched(false) {}  in not_body()
398             if (!touched || port != cast_to<signal_t>(v)) {  in operator ()()
404                 touched = true;  in operator ()()
423         bool touched;  member in and_gate::and_body
426         and_body() : state(undefined), touched(false) {  in and_body()
445             if (!touched || state != new_state) {  in operator ()()
448                 touched = true;  in operator ()()
467         bool touched;  member in or_gate::or_body
470         or_body() : state(undefined), touched(false) {  in or_body()
489             if (!touched || state != new_state) {  in operator ()()
492                 touched = true;  in operator ()()
511         bool touched;  member in xor_gate::xor_body
514         xor_body() : state(undefined), touched(false) {  in xor_body()
540             if (!touched || state != new_state) {  in operator ()()
543                 touched = true;  in operator ()()
562         bool touched;  member in nor_gate::nor_body
565         nor_body() : state(undefined), touched(false) {  in nor_body()
588             if (!touched || state != new_state) {  in operator ()()
591                 touched = true;  in operator ()()
608         bool touched;  member in led::led_body
615                   touched(false) {}  in led_body()
617             if (!touched || b != state) {  in operator ()()
625                 touched = false;  in operator ()()