On 9 July 2013 18:18, Roberto Nunnari wrote: > > do I have to remove the build directory or a make distclean would be enough? make distclean doesn't work too well for GCC, it's much easier to remove the entire build directory and re-configure. That's one of the main advantages of building outside the source directory: the sources are never polluted or messed up by anything in the build directory and you can just wipe out the build dir and start again.