On your first point I respectfully disagree. The functionality does exactly what you claim it doesn’t do. You are mistaken on every point in your first paragrap

On your first point I respectfully disagree. The functionality does exactly what you claim it doesn’t do. You are mistaken on every point in your first paragraph. For your second point: https://ortogonal.github.io/qmake-extra-compiler/ https://ortogonal.github.io/qmake-extra-compiler/ I have never used this but it looks straightforward enough. I have never had to use make distclean. I use make clean && qmake && make sometimes.