tests: Better deal with shader modules
diff --git a/tests/vkrenderframework.h b/tests/vkrenderframework.h
index 7cabc34..351bf2e2 100644
--- a/tests/vkrenderframework.h
+++ b/tests/vkrenderframework.h
@@ -77,6 +77,7 @@
     VkPhysicalDevice gpu() {return objs[0];}
     VkRenderPass renderPass() {return m_renderPass;}
     VkFramebuffer framebuffer() {return m_framebuffer;}
+    std::vector<vk_testing::ShaderModule*> m_shader_modules;
     void InitViewport(float width, float height);
     void InitViewport();
     void InitRenderTarget();