misc: address some gcc16.1 warnings

Author: happppp

src/devices/machine/wd2010.cpp

@@ -716,7 +716,7 @@ void wd2010_device::auto_scan_id(uint8_t data)
 		// FIXME: geometry of disk not available here. Assume sector size already set (?)
 		update_sdh( SECTOR_SIZE, 0, 0, 1 ); // new sector_size, head, cylinder, sector
 
-		logerror("\n(WD2010) : UNSUPPORTED DRIVE CHANGE (old = %02x, new = %02x) Sector size assumed: %d !\n", last_drive, DRIVE, SECTOR_SIZES[SECTOR_SIZE]);
+		logerror("\n(WD2010) : UNSUPPORTED DRIVE CHANGE (old = %02x, new = %02x) Sector size assumed: %d !\n", last_drive, DRIVE, SECTOR_SIZE);
 	}
 	last_drive = DRIVE;
 	return; // (see NOTES)

src/devices/video/pc_vga.cpp

@@ -1917,6 +1917,7 @@ void svga_device::svga_vh_rgb8(bitmap_rgb32 &bitmap, const rectangle &cliprect)
 
 	const uint16_t mask_comp = line_compare_mask();
 	int curr_addr = 0;
+
 //  uint16_t line_length;
 //  if(vga.crtc.dw)
 //      line_length = vga.crtc.offset << 3;  // doubleword mode
@@ -1967,6 +1968,7 @@ void svga_device::svga_vh_rgb15(bitmap_rgb32 &bitmap, const rectangle &cliprect)
 	/* line compare is screen sensitive */
 //  uint16_t mask_comp = 0xff | (TLINES & 0x300);
 	int curr_addr = 0;
+	(void)curr_addr;
 	int yi = 0;
 
 	for (int addr = vga.crtc.start_addr << 2, line = 0; line < TLINES; line+=height, addr+=offset(), curr_addr+=offset())
@@ -2007,6 +2009,7 @@ void svga_device::svga_vh_rgb16(bitmap_rgb32 &bitmap, const rectangle &cliprect)
 	/* line compare is screen sensitive */
 //  uint16_t mask_comp = 0xff | (TLINES & 0x300);
 	int curr_addr = 0;
+	(void)curr_addr;
 	int yi = 0;
 
 	for (int addr = vga.crtc.start_addr << 2, line = 0; line < TLINES; line += height, addr += offset(), curr_addr += offset())
@@ -2047,6 +2050,7 @@ void svga_device::svga_vh_rgb24(bitmap_rgb32 &bitmap, const rectangle &cliprect)
 	/* line compare is screen sensitive */
 //  uint16_t mask_comp = 0xff | (TLINES & 0x300);
 	int curr_addr = 0;
+	(void)curr_addr;
 	int yi = 0;
 
 	for (int addr = vga.crtc.start_addr << 3, line=0; line < TLINES; line+=height, addr += offset(), curr_addr += offset())
@@ -2087,6 +2091,7 @@ void svga_device::svga_vh_rgb32(bitmap_rgb32 &bitmap, const rectangle &cliprect)
 	/* line compare is screen sensitive */
 //  mask_comp = 0xff | (TLINES & 0x300);
 	int curr_addr = 0;
+	(void)curr_addr;
 	int yi = 0;
 
 	for (int addr = vga.crtc.start_addr << 2, line = 0; line < TLINES; line+=height, addr += offset(), curr_addr += offset())

src/devices/video/x1_020_dx_101.cpp

@@ -618,6 +618,7 @@ void x1_020_dx_101_device::draw_sprites_line(bitmap_ind16 &bitmap, const rectang
 	const uint16_t *s1 = m_private_spriteram.get();
 
 	int sprite_debug_count = 0;
+	(void)sprite_debug_count;
 
 	for (; s1 < &m_private_spriteram[0x1000 / 2]; s1 += 4, sprite_debug_count++)
 	{

src/mame/atari/irobot_m.cpp

@@ -521,14 +521,13 @@ void irobot_state::irmb_run()
 
 	while ((prevop->flags & (FL_DPSEL | FL_CARRY)) != (FL_DPSEL | FL_CARRY))
 	{
-		u32 result;
-		u32 fu;
+		u32 result = 0;
 		u32 tmp;
 
 		icount += curop->cycles;
 
 		/* Get function code */
-		fu = curop->func;
+		u32 fu = curop->func;
 
 		/* Modify function for MULT */
 		if (!(prevop->flags & FL_MULT) || (Q & 1))

src/mame/ramtek/hitme.cpp

@@ -80,7 +80,6 @@ uint32_t hitme_state::screen_update_hitme(screen_device &screen, bitmap_ind16 &b
 	double dot_freq = 15750 * 336;
 	/* the number of pixels is the duration times the frequency */
 	int width_pixels = width_duration * dot_freq;
-	offs_t offs = 0;
 
 	/* start by drawing the tilemap */
 	m_tilemap->draw(screen, bitmap, cliprect, 0, 0);
@@ -90,7 +89,7 @@ uint32_t hitme_state::screen_update_hitme(screen_device &screen, bitmap_ind16 &b
 	{
 		int dy = bitmap.rowpixels();
 		int inv = 0;
-		for (int x = 0; x < 40; x++, offs++)
+		for (int x = 0; x < 40; x++)
 		{
 			/* if the high bit is set, reset the oneshot */
 			if (m_videoram[y * 40 + x] & 0x80)

src/mame/teamconcepts/comquest.cpp

@@ -91,14 +91,12 @@ void comquest_state::comquest_write(offs_t offset, uint8_t data)
 
 uint32_t comquest_state::screen_update_comquest(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect)
 {
-	for (int y = 0; y < 128; y++) {
-		for (int x = 0, j = 0; j < 8; j++, x += 8 * 4) {
 #if 0
-			m_gfxdecode->gfx(0)->opaque(bitmap,0, state->m_data[y][j],0,
-					0,0,x,y);
+	for (int y = 0; y < 128; y++)
+		for (int x = 0, j = 0; j < 8; j++, x += 8 * 4)
+			m_gfxdecode->gfx(0)->opaque(bitmap, 0, m_data[y][j], 0, 0, 0, x, y);
 #endif
-		}
-	}
+
 	return 0;
 }
 
@@ -207,7 +205,6 @@ static INPUT_PORTS_START( comquest )
 	PORT_BIT(0x040, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("") PORT_CODE(KEYCODE_6)
 	PORT_BIT(0x080, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("") PORT_CODE(KEYCODE_7)
 #endif
-
 INPUT_PORTS_END
 
 static const gfx_layout comquest_charlayout =