GS/Vulkan: Gate non semantic debug info behind extension

pcsx2/GS/Renderers/Vulkan/GSDeviceVK.cpp

@@ -380,6 +380,8 @@ bool GSDeviceVK::SelectDeviceExtensions(ExtensionList* extension_list, bool enab
 	m_optional_extensions.vk_ext_line_rasterization = SupportsExtension(VK_EXT_LINE_RASTERIZATION_EXTENSION_NAME,
 		require_line_rasterization);
 	m_optional_extensions.vk_khr_driver_properties = SupportsExtension(VK_KHR_DRIVER_PROPERTIES_EXTENSION_NAME, false);
+	m_optional_extensions.vk_khr_shader_non_semantic_info =
+	 SupportsExtension(VK_KHR_SHADER_NON_SEMANTIC_INFO_EXTENSION_NAME, false);
 
 #ifdef _WIN32
 	m_optional_extensions.vk_ext_full_screen_exclusive =

pcsx2/GS/Renderers/Vulkan/GSDeviceVK.h

@@ -43,6 +43,7 @@ public:
 		bool vk_ext_full_screen_exclusive : 1;
 		bool vk_ext_line_rasterization : 1;
 		bool vk_khr_driver_properties : 1;
+		bool vk_khr_shader_non_semantic_info : 1;
 	};
 
 	// Global state accessors

pcsx2/GS/Renderers/Vulkan/VKShaderCache.cpp

@@ -111,8 +111,11 @@ std::optional<VKShaderCache::SPIRVCodeVector> VKShaderCache::CompileShaderToSPV(
 
 	if (debug)
 	{
-		options.SetOptimizationLevel(shaderc_optimization_level_zero);
 		options.SetGenerateDebugInfo();
+		if (GSDeviceVK::GetInstance()->GetOptionalExtensions().vk_khr_shader_non_semantic_info)
+			options.SetEmitNonSemanticDebugInfo();
+
+		options.SetOptimizationLevel(shaderc_optimization_level_zero);
 	}
 	else
 	{