diff --git a/Utilities/Config.cpp b/Utilities/Config.cpp
index f242bd6172..3abb14582c 100644
--- a/Utilities/Config.cpp
+++ b/Utilities/Config.cpp
@@ -253,10 +253,6 @@ bool try_to_float(f64* out, std::string_view value, f64 min, f64 max, std::strin
 
 bool try_to_string(std::string* out, f64 value, std::string_view name)
 {
-#ifdef __APPLE__
-	if (out) *out = std::to_string(value);
-	return true;
-#else
 	std::array<char, 32> str{};
 
 	if (auto [ptr, ec] = std::to_chars(str.data(), str.data() + str.size(), value, std::chars_format::fixed); ec == std::errc())
@@ -269,7 +265,6 @@ bool try_to_string(std::string* out, f64 value, std::string_view name)
 		if (out) cfg_log.error("cfg::try_to_string('%s'): could not convert value '%f' to string. error='%s'", name, value, std::make_error_code(ec).message());
 		return false;
 	}
-#endif
 }
 
 bool cfg::try_to_enum_value(u64* out, decltype(&fmt_class_string<int>::format) func, std::string_view value, std::string_view name)
diff --git a/Utilities/File.cpp b/Utilities/File.cpp
index 59ef528942..da29fba7bd 100644
--- a/Utilities/File.cpp
+++ b/Utilities/File.cpp
@@ -1112,15 +1112,13 @@ bool fs::is_symlink(const std::string& path)
 	return true;
 }
 
-bool fs::is_optical_raw_device(const std::string& path)
+bool fs::is_optical_raw_device([[maybe_unused]] const std::string& path)
 {
 #ifdef _WIN32
 	if (path.starts_with("\\\\.\\"))
 	{
 		return true;
 	}
-
-	return false;
 #endif
 	return false;
 }
diff --git a/Utilities/sync.h b/Utilities/sync.h
index 513a45ee51..e0b8c39cc5 100644
--- a/Utilities/sync.h
+++ b/Utilities/sync.h
@@ -74,7 +74,7 @@ enum
 };
 #endif
 
-inline int futex(volatile void* uaddr, int futex_op, uint val, const timespec* timeout = nullptr, uint mask = 0)
+inline int futex(volatile void* uaddr, int futex_op, uint val, const timespec* timeout = nullptr, [[maybe_unused]] uint mask = 0)
 {
 #ifdef __linux__
 	return syscall(SYS_futex, uaddr, futex_op, static_cast<int>(val), timeout, nullptr, static_cast<int>(mask));
diff --git a/rpcs3/Emu/Cell/SPUCommonRecompiler.cpp b/rpcs3/Emu/Cell/SPUCommonRecompiler.cpp
index 7c21ad7aab..8b4bd15e26 100644
--- a/rpcs3/Emu/Cell/SPUCommonRecompiler.cpp
+++ b/rpcs3/Emu/Cell/SPUCommonRecompiler.cpp
@@ -6625,7 +6625,7 @@ spu_program spu_recompiler_base::analyse(const be_t<u32>* ls, u32 entry_point, s
 
 				bool found_loop_dictator = false;
 				bool found_loop_argument_for_dictator = false;
-				u32 null_regs_found = 0;
+				//u32 null_regs_found = 0;
 
 				for (u32 i = 0; i < reg->regs.size() && reduced_loop->active; i++)
 				{
@@ -6730,7 +6730,7 @@ spu_program spu_recompiler_base::analyse(const be_t<u32>* ls, u32 entry_point, s
 							// 	break;
 							// }
 
-							null_regs_found++;
+							//null_regs_found++;
 							continue;
 						}
 
diff --git a/rpcs3/Emu/Cell/lv2/sys_fs.cpp b/rpcs3/Emu/Cell/lv2/sys_fs.cpp
index 92e2011dc6..a34c0c301c 100644
--- a/rpcs3/Emu/Cell/lv2/sys_fs.cpp
+++ b/rpcs3/Emu/Cell/lv2/sys_fs.cpp
@@ -1101,7 +1101,7 @@ lv2_file::open_raw_result_t lv2_file::open_raw(const std::string& local_path, s3
 	return {.error = {}, .file = std::move(file)};
 }
 
-lv2_file::open_result_t lv2_file::open(std::string_view vpath, s32 flags, s32 mode, const void* arg, u64 size)
+lv2_file::open_result_t lv2_file::open(std::string_view vpath, s32 flags, s32 /*mode*/, const void* arg, u64 size)
 {
 	if (vpath.empty())
 	{
diff --git a/rpcs3/Emu/RSX/Overlays/overlay_controls.cpp b/rpcs3/Emu/RSX/Overlays/overlay_controls.cpp
index 5208efd747..21cdd69939 100644
--- a/rpcs3/Emu/RSX/Overlays/overlay_controls.cpp
+++ b/rpcs3/Emu/RSX/Overlays/overlay_controls.cpp
@@ -26,7 +26,7 @@ namespace rsx
 {
 	namespace overlays
 	{
-		static std::vector<vertex> generate_unit_quadrant(int num_patch_points, const float offset[2], const float scale[2])
+		[[maybe_unused]] static std::vector<vertex> generate_unit_quadrant(int num_patch_points, const float offset[2], const float scale[2])
 		{
 			ensure(num_patch_points >= 3);
 			std::vector<vertex> result(num_patch_points + 1);
diff --git a/rpcs3/Emu/RSX/Program/CgBinaryProgram.cpp b/rpcs3/Emu/RSX/Program/CgBinaryProgram.cpp
index d9c090addb..c565d21bda 100644
--- a/rpcs3/Emu/RSX/Program/CgBinaryProgram.cpp
+++ b/rpcs3/Emu/RSX/Program/CgBinaryProgram.cpp
@@ -170,7 +170,6 @@ void CgBinaryDisasm::BuildShaderBody(bool include_glsl)
 			return;
 		}
 
-		u32 unused;
 		std::vector<u32> be_data;
 
 		// Swap bytes. FP decompiler expects input in BE
@@ -190,6 +189,7 @@ void CgBinaryDisasm::BuildShaderBody(bool include_glsl)
 		rsx_prog.data = reinterpret_cast<u8*>(be_data.data()) + metadata.program_start_offset;
 		for (u32 i = 0; i < 16; ++i) rsx_prog.texture_state.set_dimension(rsx::texture_dimension_extended::texture_dimension_2d, i);
 #ifndef WITHOUT_OPENGL
+		u32 unused = 0;
 		GLFragmentDecompilerThread(m_glsl_shader, param_array, rsx_prog, unused).Task();
 #endif
 	}
diff --git a/rpcs3/Input/mm_joystick_handler.cpp b/rpcs3/Input/mm_joystick_handler.cpp
index 0769d9db4d..710488a4f4 100644
--- a/rpcs3/Input/mm_joystick_handler.cpp
+++ b/rpcs3/Input/mm_joystick_handler.cpp
@@ -228,7 +228,6 @@ pad_preview_values mm_joystick_handler::get_preview_values(const std::unordered_
 
 	const auto get_key_value = [this, &data](const std::string& str) -> u16
 	{
-		bool pressed{};
 		u16 value{};
 
 		// The DS3 Button is considered pressed if any configured button combination is pressed
@@ -256,7 +255,6 @@ pad_preview_values mm_joystick_handler::get_preview_values(const std::unordered_
 			if (combo_pressed)
 			{
 				value = std::max(value, combo_val);
-				pressed = value > 0;
 			}
 		}
 
diff --git a/rpcs3/Loader/ISO.cpp b/rpcs3/Loader/ISO.cpp
index 585e7d279c..175e2fde1d 100644
--- a/rpcs3/Loader/ISO.cpp
+++ b/rpcs3/Loader/ISO.cpp
@@ -266,9 +266,10 @@ iso_type_status iso_file_decryption::retrieve_key(iso_archive& archive, std::str
 
 	for (const auto& magic : dec_magics)
 	{
-		if (node = archive.retrieve(magic.first))
+		if (iso_fs_node* _node = archive.retrieve(magic.first))
 		{
 			magic_value = magic.second;
+			node = _node;
 			break;
 		}
 	}
diff --git a/rpcs3/Loader/iso_validation.cpp b/rpcs3/Loader/iso_validation.cpp
index 2309fc43ae..31a82beaa7 100644
--- a/rpcs3/Loader/iso_validation.cpp
+++ b/rpcs3/Loader/iso_validation.cpp
@@ -11,7 +11,7 @@
 
 LOG_CHANNEL(iso_log, "ISO");
 
-iso_integrity_status iso_file_validation::check_integrity(const std::string& path, const std::string& hash, std::string* game_name)
+iso_integrity_status iso_file_validation::check_integrity(const std::string& hash, std::string* game_name)
 {
 	//
 	// Check for Redump db
diff --git a/rpcs3/Loader/iso_validation.h b/rpcs3/Loader/iso_validation.h
index f8a8d6948f..56ac659ce8 100644
--- a/rpcs3/Loader/iso_validation.h
+++ b/rpcs3/Loader/iso_validation.h
@@ -29,7 +29,7 @@ private:
 	iso_hash_status m_status = iso_hash_status::INITIALIZED;
 
 public:
-	static iso_integrity_status check_integrity(const std::string& path, const std::string& hash, std::string* game_name = nullptr);
+	static iso_integrity_status check_integrity(const std::string& hash, std::string* game_name = nullptr);
 
 	const std::string& get_path() const { return m_path; }
 	u64 get_size() const { return m_size; }
diff --git a/rpcs3/rpcs3qt/game_list_actions.cpp b/rpcs3/rpcs3qt/game_list_actions.cpp
index a199c20e66..13e9d8d29d 100644
--- a/rpcs3/rpcs3qt/game_list_actions.cpp
+++ b/rpcs3/rpcs3qt/game_list_actions.cpp
@@ -393,7 +393,7 @@ void game_list_actions::ShowGameIntegrityDialog(const game_info& game)
 		{
 			text = "Integrity check completed!\n\n";
 
-			switch (m_iso_validator->check_integrity(m_iso_validator->get_path(), hash, &game_name))
+			switch (m_iso_validator->check_integrity(hash, &game_name))
 			{
 			case iso_integrity_status::NO_MATCH:
 				text += tr("Game check NOT PASSED\n\nNo match found on DB or game corrupted:\n - Hash: %0")
diff --git a/rpcs3/rpcs3qt/game_list_context_menu.cpp b/rpcs3/rpcs3qt/game_list_context_menu.cpp
index 849aa6c966..eb56a76ab1 100644
--- a/rpcs3/rpcs3qt/game_list_context_menu.cpp
+++ b/rpcs3/rpcs3qt/game_list_context_menu.cpp
@@ -613,7 +613,7 @@ void game_list_context_menu::show_single_selection_context_menu(const game_info&
 		// That is to highlight a Redump ISO from a non Redump ISO
 		if (iso_type != iso_type_status::NOT_ISO)
 		{
-			const iso_integrity_status iso_integrity = iso_file_validation::check_integrity(current_game.path, "");
+			const iso_integrity_status iso_integrity = iso_file_validation::check_integrity("");
 
 			QAction* check_integrity = addAction(tr("&Check ISO Integrity"));
 
diff --git a/rpcs3/rpcs3qt/recording_settings_dialog.cpp b/rpcs3/rpcs3qt/recording_settings_dialog.cpp
index befd14713a..cb16c06ff5 100644
--- a/rpcs3/rpcs3qt/recording_settings_dialog.cpp
+++ b/rpcs3/rpcs3qt/recording_settings_dialog.cpp
@@ -31,9 +31,6 @@ static std::vector<const AVCodec*> get_video_codecs(const AVOutputFormat* fmt)
 	void* opaque = nullptr;
 	while (const AVCodec* codec = av_codec_iterate(&opaque))
 	{
-		if (!codec->pix_fmts)
-			continue;
-
 		if (codec->capabilities & AV_CODEC_CAP_EXPERIMENTAL)
 			continue;