Doxygen warning fixes.

src/Magnum/Platform/ScreenedApplication.h

@@ -124,8 +124,8 @@ template<class Application> class BasicScreenedApplication: public Application,
 
         #ifdef MAGNUM_BUILD_DEPRECATED
         /**
-         * @copybrief BasicScreenedApplication(const Arguments&, NoCreateT)
-         * @deprecated Use @ref BasicScreenedApplication(const Arguments&, NoCreateT) instead.
+         * @copybrief BasicScreenedApplication(const typename Application::Arguments&, NoCreateT)
+         * @deprecated Use @ref BasicScreenedApplication(const typename Application::Arguments&, NoCreateT) instead.
          */
         CORRADE_DEPRECATED("use BasicScreenedApplication(const Arguments&, NoCreateT) instead") explicit BasicScreenedApplication(const typename Application::Arguments& arguments, std::nullptr_t): BasicScreenedApplication{arguments, NoCreate} {}
         #endif

src/Magnum/Shaders/AbstractVector.h

@@ -63,7 +63,11 @@ template<UnsignedInt dimensions> class AbstractVector: public AbstractShaderProg
          */
         AbstractVector<dimensions>& setVectorTexture(Texture2D& texture);
 
+    #ifndef DOXYGEN_GENERATING_OUTPUT
     protected:
+    #else
+    private:
+    #endif
         enum: Int { VectorTextureLayer = 15 };
 
         explicit AbstractVector(NoCreateT) noexcept: AbstractShaderProgram{NoCreate} {}