Fix pipeline lifetime issue, misc.

GPU/Vulkan/PipelineManagerVulkan.cpp

@@ -38,9 +38,9 @@ void PipelineManagerVulkan::Clear() {
 		if (!value->pipeline) {
 			// Something went wrong.
 			ERROR_LOG(G3D, "Null pipeline found in PipelineManagerVulkan::Clear - didn't wait for asyncs?");
-			delete value;
+		} else {
+			value->pipeline->QueueForDeletion(vulkan_);
 		}
-		value->pipeline->QueueForDeletion(vulkan_);
 		delete value;
 	});
 

GPU/Vulkan/ShaderManagerVulkan.cpp

@@ -71,7 +71,7 @@ Promise<VkShaderModule> *CompileShaderModuleAsync(VulkanContext *vulkan, VkShade
 
 		VkShaderModule shaderModule = VK_NULL_HANDLE;
 		if (success) {
-			success = vulkan->CreateShaderModule(spirv, &shaderModule);
+			success = vulkan->CreateShaderModule(spirv, &shaderModule, stage == VK_SHADER_STAGE_VERTEX_BIT ? "game_vertex" : "game_fragment");
 #ifdef SHADERLOG
 			OutputDebugStringA("OK");
 #endif
@@ -81,7 +81,7 @@ Promise<VkShaderModule> *CompileShaderModuleAsync(VulkanContext *vulkan, VkShade
 	};
 
 #ifdef _DEBUG
-	// Don't parallelize in debug mode, pathological behavior due to mutex locks in allocator.
+	// Don't parallelize in debug mode, pathological behavior due to mutex locks in allocator which is HEAVILY used by glslang.
 	return Promise<VkShaderModule>::AlreadyDone(compile());
 #else
 	return Promise<VkShaderModule>::Spawn(&g_threadManager, compile, TaskType::CPU_COMPUTE);

GPU/Vulkan/VulkanUtil.cpp

@@ -44,7 +44,7 @@ VkShaderModule CompileShaderModule(VulkanContext *vulkan, VkShaderStageFlagBits
 		return VK_NULL_HANDLE;
 	} else {
 		VkShaderModule module;
-		if (vulkan->CreateShaderModule(spirv, &module)) {
+		if (vulkan->CreateShaderModule(spirv, &module, stage == VK_SHADER_STAGE_VERTEX_BIT ? "system_vs" : "system_fs")) {
 			return module;
 		} else {
 			return VK_NULL_HANDLE;