Fix clang build

src/devices/bus/a7800/a78_slot.cpp

@@ -115,7 +115,7 @@ void device_a78_cart_interface::nvram_alloc(UINT32 size)
 a78_cart_slot_device::a78_cart_slot_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock) :
 						device_t(mconfig, A78_CART_SLOT, "Atari 7800 Cartridge Slot", tag, owner, clock, "a78_cart_slot", __FILE__),
 						device_image_interface(mconfig, *this),
-						device_slot_interface(mconfig, *this), m_cart(nullptr), m_type(0), m_stick_type(0)
+						device_slot_interface(mconfig, *this), m_cart(nullptr), m_type(0)
 {
 }
 

src/devices/bus/a7800/a78_slot.h

@@ -128,7 +128,6 @@ public:
 private:
 	device_a78_cart_interface*       m_cart;
 	int m_type;
-	int m_stick_type;
 
 	int verify_header(char *header);
 	int validate_header(int head, bool log);

src/devices/bus/isa/sc499.cpp

@@ -321,7 +321,7 @@ sc499_device::sc499_device(const machine_config &mconfig, const char *tag, devic
 	m_iobase(*this, "IO_BASE"),
 	m_irqdrq(*this, "IRQ_DRQ"), m_data(0), m_command(0), m_status(0), m_control(0), m_has_cartridge(0), m_is_writable(0), m_current_command(0), m_first_block_hack(0), m_nasty_readahead(0), m_read_block_pending(0),
 	m_data_index(0), m_tape_status(0), m_data_error_counter(0), m_underrun_counter(0), m_tape_pos(0), m_ctape_block_count(0), m_ctape_block_index(0), m_image_length(0),
-	m_image(*this, SC499_CTAPE_TAG), irq_state(), dma_drq_state(), m_timer(nullptr), m_timer1(nullptr), m_timer_type(0), m_irq(0), m_drq(0), m_installed(false)
+	m_image(*this, SC499_CTAPE_TAG), irq_state(), dma_drq_state(), m_timer(nullptr), m_timer1(nullptr), m_irq(0), m_drq(0), m_installed(false)
 {
 }
 

src/devices/bus/isa/sc499.h

@@ -144,7 +144,6 @@ private:
 
 	emu_timer * m_timer; // timer to delay functions
 	emu_timer * m_timer1; // timer to delay functions
-	int m_timer_type;
 	int m_irq, m_drq;
 
 	bool m_installed;

src/devices/bus/ti99_peb/hfdc.cpp

@@ -91,7 +91,7 @@ myarc_hfdc_device::myarc_hfdc_device(const machine_config &mconfig, const char *
 	: ti_expansion_card_device(mconfig, TI99_HFDC, "Myarc Hard and Floppy Disk Controller", tag, owner, clock, "ti99_hfdc", __FILE__), m_motor_on_timer(nullptr),
 		m_hdc9234(*this, FDC_TAG),
 		m_clock(*this, CLOCK_TAG), m_current_floppy(nullptr), m_current_harddisk(nullptr), m_see_switches(false), m_irq(), m_dip(), m_motor_running(false),
-	m_inDsrArea(false), m_HDCsel(false), m_RTCsel(false), m_tapesel(false), m_RAMsel(false), m_ROMsel(false), m_address(0), m_dma_in_progress(false),
+	m_inDsrArea(false), m_HDCsel(false), m_RTCsel(false), m_tapesel(false), m_RAMsel(false), m_ROMsel(false), m_address(0),
 	m_wait_for_hd1(false), m_dsrrom(nullptr), m_rom_page(0), m_buffer_ram(nullptr), m_status_latch(0), m_dma_address(0), m_output1_latch(0), m_output2_latch(0), m_lastval(0), m_MOTOR_ON(), m_readyflags(0)
 {
 }

src/devices/bus/ti99_peb/hfdc.h

@@ -139,9 +139,6 @@ private:
 	// Recent address
 	int m_address;
 
-	// DMA in progress
-	bool m_dma_in_progress;
-
 	// Wait for HD. This was an addition in later cards.
 	bool m_wait_for_hd1;
 

src/devices/cpu/v60/v60.cpp

@@ -85,7 +85,6 @@ v60_device::v60_device(const machine_config &mconfig, const char *tag, device_t
 	: cpu_device(mconfig, V60, "V60", tag, owner, clock, "v60", __FILE__)
 	, m_program_config("program", ENDIANNESS_LITTLE, 16, 24, 0)
 	, m_io_config("io", ENDIANNESS_LITTLE, 16, 24, 0)
-	, m_fetch_xor(BYTE_XOR_LE(0))
 	, m_start_pc(0xfffff0)
 {
 	// Set m_PIR (Processor ID) for NEC m_ LSB is reserved to NEC,
@@ -98,7 +97,6 @@ v60_device::v60_device(const machine_config &mconfig, device_type type, const ch
 	: cpu_device(mconfig, type, name, tag, owner, clock, shortname, source)
 	, m_program_config("program", ENDIANNESS_LITTLE, 32, 32, 0)
 	, m_io_config("io", ENDIANNESS_LITTLE, 16, 24, 0)
-	, m_fetch_xor(BYTE4_XOR_LE(0))
 	, m_start_pc(0xfffffff0)
 {
 	// Set m_PIR (Processor ID) for NEC v70. LSB is reserved to NEC,

src/devices/cpu/v60/v60.h

@@ -151,7 +151,6 @@ private:
 	address_space_config m_program_config;
 	address_space_config m_io_config;
 
-	offs_t              m_fetch_xor;
 	offs_t              m_start_pc;
 	UINT32              m_reg[68];
 	struct {

src/devices/machine/53c810.h

@@ -65,8 +65,6 @@ private:
 	UINT32 lsi53c810_dasm_fetch(UINT32 pc);
 	unsigned lsi53c810_dasm(char *buf, UINT32 pc);
 
-	UINT8 last_id;
-
 	UINT8 scntl0;
 	UINT8 scntl1;
 	UINT8 scntl2;

src/devices/sound/mpeg_audio.h

@@ -91,8 +91,6 @@ private:
 	double audio_buffer[2][32*32];
 	int audio_buffer_pos[2];
 
-	int master_pos;
-
 	int current_pos, current_limit;
 
 	void read_header_amm(bool layer25);

src/mame/drivers/applix.cpp

@@ -155,7 +155,6 @@ private:
 	UINT8   m_p3;
 	UINT16  m_last_write_addr;
 	UINT8 m_cass_data[4];
-	int m_centronics_busy;
 	required_device<cpu_device> m_maincpu;
 	required_device<mc6845_device> m_crtc;
 	required_device<via6522_device> m_via;

src/mame/drivers/de_3.cpp

@@ -88,7 +88,6 @@ private:
 	UINT8 m_kbdrow;
 	UINT8 m_diag;
 	bool m_ca1;
-	bool m_irq_active;
 	UINT8 m_sound_data;
 
 public:

src/mame/drivers/esqkt.cpp

@@ -123,9 +123,6 @@ public:
 	UINT8 m_duart_io;
 	bool  m_bCalibSecondByte;
 
-private:
-	UINT32  *m_rom, *m_ram;
-
 public:
 	DECLARE_DRIVER_INIT(kt);
 	DECLARE_WRITE_LINE_MEMBER(esq5506_otto_irq);

src/mame/drivers/px4.cpp

@@ -63,13 +63,11 @@ public:
 	m_caps1(*this, "capsule1"), m_caps2(*this, "capsule2"),
 	m_caps1_rom(nullptr), m_caps2_rom(nullptr),
 	m_ctrl1(0), m_icrb(0), m_bankr(0),
-	m_isr(0), m_ier(0), m_str(0), m_sior(0xbf),
+	m_isr(0), m_ier(0), m_sior(0xbf),
 	m_frc_value(0), m_frc_latch(0),
 	m_vadr(0), m_yoff(0),
-	m_receive_timer(nullptr), m_transmit_timer(nullptr),
 	m_artdir(0xff), m_artdor(0xff), m_artsr(0), m_artcr(0),
-	m_swr(0),
-	m_one_sec_int_enabled(true), m_alarm_int_enabled(true), m_key_int_enabled(true),
+	m_one_sec_int_enabled(true),
 	m_key_status(0), m_interrupt_status(0),
 	m_time(), m_clock_state(0),
 	m_ear_last_state(0),
@@ -202,7 +200,6 @@ private:
 	UINT8 m_bankr;
 	UINT8 m_isr;
 	UINT8 m_ier;
-	UINT8 m_str;
 	UINT8 m_sior;
 
 	// gapnit internal
@@ -214,8 +211,6 @@ private:
 	UINT8 m_yoff;
 
 	// gapnio
-	emu_timer *m_receive_timer;
-	emu_timer *m_transmit_timer;
 	UINT8 m_artdir;
 	UINT8 m_artdor;
 	UINT8 m_artsr;
@@ -224,7 +219,6 @@ private:
 
 	// 7508 internal
 	bool m_one_sec_int_enabled;
-	bool m_alarm_int_enabled;
 	bool m_key_int_enabled;
 
 	UINT8 m_key_status;

src/mame/machine/cdi070.h

@@ -275,8 +275,6 @@ private:
 	void set_timer_callback(int channel);
 
 	// internal state
-	emu_timer *m_interrupt_timer;
-
 	UINT16 m_seeds[10];
 	UINT8 m_state[8];
 

src/mame/video/nick.cpp

@@ -107,7 +107,6 @@ nick_device::nick_device(const machine_config &mconfig, const char *tag, device_
 		device_video_interface(mconfig, *this),
 		m_space_config("vram", ENDIANNESS_LITTLE, 8, 16, 0, *ADDRESS_MAP_NAME(nick_map)),
 		m_write_virq(*this),
-		horizontal_clock(0),
 		m_scanline_count(0),
 		m_FIXBIAS(0),
 		m_BORDER(0),

src/mame/video/nick.h

@@ -129,8 +129,6 @@ private:
 	void reload_lpt();
 	void do_line();
 
-	/* horizontal position */
-	UINT8 horizontal_clock;
 	/* current scanline within LPT */
 	UINT8 m_scanline_count;