misc: be consistent with dummy save state var name (easy to grep if the workaround is obsolete in the future)

src/devices/bus/plg1x0/plg1x0.cpp

@@ -19,7 +19,7 @@ plg1x0_connector::plg1x0_connector(const machine_config &mconfig, const char *ta
 
 void plg1x0_connector::device_start()
 {
-	save_item(NAME(m_state_system_is_annoying));
+	save_item(NAME(m_dummy_save));
 }
 
 void plg1x0_connector::midi_rx(int state)

src/devices/bus/plg1x0/plg1x0.h

@@ -53,7 +53,7 @@ public:
 	void do_midi_tx(int state) { m_midi_tx(state); }
 
 protected:
-	bool m_state_system_is_annoying = true;
+	bool m_dummy_save = false; // needed for save-state support
 	devcb_write_line m_midi_tx;
 
 	virtual void device_start() override ATTR_COLD;

src/devices/bus/svi3x8/expander/expander.cpp

@@ -38,8 +38,7 @@ svi_expander_device::svi_expander_device(const machine_config &mconfig, const ch
 	m_ctrl1_handler(*this),
 	m_ctrl2_handler(*this),
 	m_excsr_handler(*this, 0xff),
-	m_excsw_handler(*this),
+	m_excsw_handler(*this)
-	m_dummy(0)
 {
 }
 
@@ -61,7 +60,7 @@ void svi_expander_device::device_start()
 	m_module = get_card_device();
 
 	// register for save states
-	save_item(NAME(m_dummy));
+	save_item(NAME(m_dummy_save));
 }
 
 //-------------------------------------------------

src/devices/bus/svi3x8/expander/expander.h

@@ -113,7 +113,7 @@ private:
 	devcb_read8 m_excsr_handler;
 	devcb_write8 m_excsw_handler;
 
-	uint8_t m_dummy; // needed for save-state support
+	bool m_dummy_save = false; // needed for save-state support
 };
 
 

src/devices/bus/waveblaster/waveblaster.cpp

@@ -22,7 +22,7 @@ waveblaster_connector::waveblaster_connector(const machine_config &mconfig, cons
 
 void waveblaster_connector::device_start()
 {
-	save_item(NAME(m_state_system_is_annoying));
+	save_item(NAME(m_dummy_save));
 }
 
 void waveblaster_connector::midi_rx(int state)

src/devices/bus/waveblaster/waveblaster.h

@@ -31,7 +31,7 @@ public:
 	void do_midi_tx(int state) { m_midi_tx(state); }
 
 protected:
-	bool m_state_system_is_annoying = true;
+	bool m_dummy_save = false; // needed for save-state support
 	devcb_write_line m_midi_tx;
 
 	virtual void device_start() override ATTR_COLD;

src/devices/sound/mixer.cpp

@@ -28,5 +28,5 @@ mixer_device::mixer_device(const machine_config &mconfig, const char *tag, devic
 void mixer_device::device_start()
 {
 	// register for save states
-	save_item(NAME(m_dummy));
+	save_item(NAME(m_dummy_save));
 }

src/devices/sound/mixer.h

@@ -24,7 +24,7 @@ protected:
 	virtual void device_start() override ATTR_COLD;
 
 private:
-	u8 m_dummy = 0; // needed for save-state support
+	bool m_dummy_save = false; // needed for save-state support
 };
 
 #endif // MAME_SOUND_MIXER_H

src/mame/miltonbradley/milton6805.cpp

@@ -91,6 +91,7 @@ protected:
 private:
 	sound_stream *m_stream = nullptr;
 	output_finder<> m_led_out;
+	bool m_dummy_save = false; // needed for save-state support
 };
 
 DEFINE_DEVICE_TYPE(MILTON_LED_FILTER, milton_filter_device, "milton_led_filter", "Milton LED Filter")
@@ -106,6 +107,7 @@ void milton_filter_device::device_start()
 {
 	m_stream = stream_alloc(1, 1, machine().sample_rate());
 	m_led_out.resolve();
+	save_item(NAME(m_dummy_save));
 }
 
 void milton_filter_device::sound_stream_update(sound_stream &stream)

src/mame/shared/gottlieb_a.cpp

@@ -151,7 +151,7 @@ void gottlieb_sound_p2_device::device_add_mconfig(machine_config &config)
 void gottlieb_sound_p2_device::device_start()
 {
 	// register for save states
-	save_item(NAME(m_dummy));
+	save_item(NAME(m_dummy_save));
 }
 
 
@@ -370,7 +370,7 @@ void gottlieb_sound_r1_device::device_add_mconfig(machine_config &config)
 void gottlieb_sound_r1_device::device_start()
 {
 	// register for save states
-	save_item(NAME(m_dummy));
+	save_item(NAME(m_dummy_save));
 }
 
 

src/mame/shared/gottlieb_a.h

@@ -71,7 +71,7 @@ protected:
 	required_device<mos6530_device> m_r6530;
 
 private:
-	u8 m_dummy; // needed for save-state support
+	bool m_dummy_save = false; // needed for save-state support
 };
 
 
@@ -129,7 +129,7 @@ protected:
 	required_device<mos6532_device> m_riot;
 
 private:
-	u8 m_dummy; // needed for save-state support
+	bool m_dummy_save = false; // needed for save-state support
 };
 
 

src/mame/shared/williamssound.cpp

@@ -915,7 +915,7 @@ void williams_s4_sound_device::device_add_mconfig(machine_config &config)
 void williams_s4_sound_device::device_start()
 {
 	// register for save states
-	save_item(NAME(m_dummy));
+	save_item(NAME(m_dummy_save));
 }
 
 //-------------------------------------------------
@@ -1032,7 +1032,7 @@ void williams_s6_sound_device::device_add_mconfig(machine_config &config)
 void williams_s6_sound_device::device_start()
 {
 	// register for save states
-	save_item(NAME(m_dummy));
+	save_item(NAME(m_dummy_save));
 }
 
 //-------------------------------------------------
@@ -1143,7 +1143,7 @@ void williams_s9_sound_device::device_add_mconfig(machine_config &config)
 void williams_s9_sound_device::device_start()
 {
 	// register for save states
-	save_item(NAME(m_dummy));
+	save_item(NAME(m_dummy_save));
 }
 
 //-------------------------------------------------
@@ -1262,7 +1262,7 @@ void williams_s11_sound_device::device_start()
 	membank("bank1")->configure_entries(0, 2, &ROM[0x8000], 0x4000);
 
 	// register for save states
-	save_item(NAME(m_dummy));
+	save_item(NAME(m_dummy_save));
 }
 
 //-------------------------------------------------

src/mame/shared/williamssound.h

@@ -223,7 +223,7 @@ private:
 	void williams_s4_map(address_map &map) ATTR_COLD;
 	required_device<m6808_cpu_device> m_cpu;
 	required_device<pia6821_device> m_pia;
-	u8 m_dummy = 0;   // needed for save-state support
+	bool m_dummy_save = false; // needed for save-state support
 };
 
 
@@ -254,7 +254,7 @@ private:
 	required_device<m6802_cpu_device> m_cpu;
 	required_device<pia6821_device> m_pia;
 	required_device<hc55516_device> m_hc;
-	u8 m_dummy = 0;   // needed for save-state support
+	bool m_dummy_save = false; // needed for save-state support
 };
 
 
@@ -285,7 +285,7 @@ private:
 	required_device<m6802_cpu_device> m_cpu;
 	required_device<pia6821_device> m_pia;
 	required_device<hc55516_device> m_hc;
-	u8 m_dummy = 0;   // needed for save-state support
+	bool m_dummy_save = false; // needed for save-state support
 };
 
 
@@ -317,7 +317,7 @@ private:
 	required_device<m6802_cpu_device> m_cpu;
 	required_device<pia6821_device> m_pia;
 	required_device<hc55516_device> m_hc;
-	u8 m_dummy = 0;   // needed for save-state support
+	bool m_dummy_save = false; // needed for save-state support
 };
 
 #endif // MAME_SHARED_WILLIAMSSOUND_H