http://gcc.gnu.org/bugzilla/show_bug.cgi?id=45875
--- Comment #4 from Richard Guenther <rguenth at gcc dot gnu.org> 2010-10-03 20:39:34 UTC --- (In reply to comment #3) > (In reply to comment #2) > > Btw, please don't strip CPP line notes from preprocessed source, that makes > > un-including impossible. > > Two questions > > 1. What is un-including, please ? un-include is a script that can selectively replace system header contents with proper #include directives. That allows for example to modify a testcase to build with slightly different OS / multilib combinations. > 2. So instead of the grep -v "^#" I normally do > to strip pre-processor lines, what would you like instead ? Nothing. Keep it just like GCC produces it.