fixes for clang 15.0 on windows [smf]

scripts/src/3rdparty.lua

@@ -1052,6 +1052,12 @@ end
 
 	configuration { }
 
+	if string.find(_OPTIONS["gcc"], "clang") and str_to_version(_OPTIONS["gcc_version"]) >= 150000 then
+		buildoptions_c {
+			"-Wno-strict-prototypes",
+		}
+	end
+
 	files {
 		MAME_DIR .. "3rdparty/portmidi/pm_common/portmidi.c",
 		MAME_DIR .. "3rdparty/portmidi/pm_common/pmutil.c",

src/devices/machine/s3c24xx.hxx

@@ -1155,12 +1155,6 @@ void S3C24_CLASS_NAME::s3c24xx_check_pending_irq()
 	temp = (m_irq.regs.srcpnd & ~m_irq.regs.intmsk) & m_irq.regs.intmod;
 	if (temp != 0)
 	{
-		uint32_t int_type = 0;
-		while ((temp & 1) == 0)
-		{
-			int_type++;
-			temp = temp >> 1;
-		}
 		if (m_irq.line_fiq != ASSERT_LINE)
 		{
 			LOGMASKED(LOG_IRQS, "asserting FIQ line\n");

src/devices/machine/s3c44b0.cpp

@@ -914,12 +914,6 @@ void s3c44b0_device::check_pending_irq()
 	temp = (m_irq.regs.intpnd & ~m_irq.regs.intmsk) & m_irq.regs.intmod;
 	if (temp != 0)
 	{
-		uint32_t int_type = 0;
-		while ((temp & 1) == 0)
-		{
-			int_type++;
-			temp = temp >> 1;
-		}
 		if (m_irq.line_fiq != ASSERT_LINE)
 		{
 			m_cpu->set_input_line(ARM7_FIRQ_LINE, ASSERT_LINE);
@@ -945,17 +939,8 @@ void s3c44b0_device::request_irq(uint32_t int_type)
 
 void s3c44b0_device::check_pending_eint()
 {
-	uint32_t temp = m_gpio.regs.extintpnd;
-	if (temp != 0)
-	{
-		uint32_t int_type = 0;
-		while ((temp & 1) == 0)
-		{
-			int_type++;
-			temp = temp >> 1;
-		}
+	if (m_gpio.regs.extintpnd != 0)
 		request_irq(S3C44B0_INT_EINT4_7);
-	}
 }
 
 void s3c44b0_device::request_eint(uint32_t number)

src/emu/validity.cpp

@@ -2082,7 +2082,6 @@ void validity_checker::validate_roms(device_t &root)
 		u32 current_length = 0;
 		int items_since_region = 1;
 		int last_bios = 0, max_bios = 0;
-		int total_files = 0;
 		std::unordered_map<std::string, int> bios_names;
 		std::unordered_map<std::string, std::string> bios_descs;
 		char const *defbios = nullptr;
@@ -2153,7 +2152,6 @@ void validity_checker::validate_roms(device_t &root)
 			{
 				// track the last filename we found
 				last_name = romp->name;
-				total_files++;
 				max_bios = std::max<int>(max_bios, ROM_GETBIOSFLAGS(romp));
 
 				// validate the name

src/mame/bfm/bfm_bd1.cpp

@@ -228,7 +228,6 @@ void bfm_bd1_device::blank(int data)
 
 int bfm_bd1_device::write_char(int data)
 {
-	int change = 0;
 	if ( m_user_def )
 	{
 		m_user_def--;
@@ -242,8 +241,6 @@ int bfm_bd1_device::write_char(int data)
 		}
 
 		setdata( m_user_data, data);
-		change ++;
-
 	}
 	else
 	{

src/mame/bfm/bfm_bda.cpp

@@ -212,7 +212,6 @@ void bfm_bda_device::blank(int data)
 
 int bfm_bda_device::write_char(int data)
 {
-	int change = 0;
 	if ( m_user_def )
 	{
 		m_user_def--;
@@ -226,8 +225,6 @@ int bfm_bda_device::write_char(int data)
 		}
 
 		setdata( m_user_data, data);
-		change ++;
-
 	}
 	else
 	{

src/mame/igs/pgm_v.cpp

@@ -322,7 +322,6 @@ void pgm_state::draw_sprite_new_zoomed(int wide, int high, int xpos, int ypos, i
 
 void pgm_state::draw_sprite_line_basic(int wide, u16* dest, u8* destpri, const rectangle &cliprect, int flip, int xpos, int pri, int realxsize, int palt, bool draw)
 {
-	int xoffset = 0;
 	int xdrawpos = 0;
 	int xcntdraw = 0;
 
@@ -340,8 +339,6 @@ void pgm_state::draw_sprite_line_basic(int wide, u16* dest, u8* destpri, const r
 
 					if (draw)
 					{
-						xoffset++;
-
 						if (!get_flipx(flip))
 							xdrawpos = xpos + xcntdraw;
 						else
@@ -355,7 +352,6 @@ void pgm_state::draw_sprite_line_basic(int wide, u16* dest, u8* destpri, const r
 				}
 				else
 				{
-					xoffset++;
 					xcntdraw++;
 				}
 
@@ -379,8 +375,6 @@ void pgm_state::draw_sprite_line_basic(int wide, u16* dest, u8* destpri, const r
 
 					if (draw)
 					{
-						xoffset++;
-
 						if (!get_flipx(flip))
 							xdrawpos = xpos + xcntdraw;
 						else
@@ -394,7 +388,6 @@ void pgm_state::draw_sprite_line_basic(int wide, u16* dest, u8* destpri, const r
 				}
 				else
 				{
-					xoffset++;
 					xcntdraw++;
 				}
 

src/mame/konami/cobra.cpp

@@ -2878,7 +2878,6 @@ void cobra_renderer::gfx_fifo_exec()
 			}
 			default:
 			{
-				int k = 0;
 				int c = 0;
 				printf("gfxfifo_exec: unknown command %08X %08X\n", w1, w2);
 
@@ -2903,7 +2902,6 @@ void cobra_renderer::gfx_fifo_exec()
 						printf("\n");
 						c = 0;
 					}
-					k++;
 				};
 				cobra->logerror("\n");
 			}

src/mame/namco/20pacgal_v.cpp

@@ -364,7 +364,6 @@ void _20pacgal_state::draw_stars(bitmap_rgb32 &bitmap, const rectangle &cliprect
 		uint8_t feedback = (m_stars_ctrl[0] >> 6) & 1;
 		uint16_t star_seta = (m_stars_ctrl[0] >> 3) & 0x01;
 		uint16_t star_setb = (m_stars_ctrl[0] >> 3) & 0x02;
-		int cnt = 0;
 
 		/* This is a guess based on galaga star sets */
 		star_seta = 0x3fc0 | (star_seta << 14);
@@ -399,7 +398,6 @@ void _20pacgal_state::draw_stars(bitmap_rgb32 &bitmap, const rectangle &cliprect
 			{
 				if (y >= cliprect.min_y && y <= cliprect.max_y)
 					bitmap.pix(y, x) = NUM_PENS + (lfsr & 0x3f);
-				cnt++;
 			}
 		}
 	}

src/mame/shared/namco_c355spr.cpp

@@ -560,7 +560,6 @@ void namco_c355spr_device::render_sprites(const rectangle cliprect, bitmap_ind8
 	temp_bitmap.fill(0xffff, cliprect);
 	for (int no = 0; no < 2; no++)
 	{
-		int i = 0;
 		c355_sprite *sprite_ptr = m_spritelist[no].get();
 
 		while (sprite_ptr != m_sprite_end[no])
@@ -602,7 +601,6 @@ void namco_c355spr_device::render_sprites(const rectangle cliprect, bitmap_ind8
 					}
 				}
 			}
-			i++;
 			sprite_ptr++;
 		}
 	}

src/osd/modules/debugger/debugimgui.cpp

@@ -1013,7 +1013,6 @@ void debug_imgui::refresh_filelist()
 	std::error_condition const err = util::zippath_directory::open(m_path,dir);
 	if(!err)
 	{
-		int x = 0;
 		// add drives
 		for(std::string const &volume_name : osd_get_volume_names())
 		{
@@ -1022,7 +1021,6 @@ void debug_imgui::refresh_filelist()
 			temp.basename = volume_name;
 			temp.fullpath = volume_name;
 			m_filelist.emplace_back(std::move(temp));
-			x++;
 		}
 		first = m_filelist.size();
 		const osd::directory::entry *dirent;
@@ -1393,7 +1391,6 @@ void debug_imgui::update()
 	//debug_area* view_ptr = view_list;
 	std::vector<debug_area*>::iterator view_ptr;
 	bool opened;
-	int count = 0;
 	ImGui::PushStyleColor(ImGuiCol_WindowBg,ImVec4(1.0f,1.0f,1.0f,0.9f));
 	ImGui::PushStyleColor(ImGuiCol_Text,ImVec4(0.0f,0.0f,0.0f,1.0f));
 	ImGui::PushStyleColor(ImGuiCol_TextDisabled,ImVec4(0.0f,0.0f,1.0f,1.0f));
@@ -1438,7 +1435,6 @@ void debug_imgui::update()
 			break;
 		}
 		++view_ptr;
-		count++;
 	}
 	// check for a closed window
 	if(to_delete != nullptr)