https://gcc.gnu.org/bugzilla/show_bug.cgi?id=54962
--- Comment #7 from Manuel López-Ibáñez <manu at gcc dot gnu.org> --- (In reply to Manuel López-Ibáñez from comment #6) > (In reply to Dave Malcolm from comment #0) > > In both cases, the "In file included from " hierarchies look bogus: the > > files are being directly compiled, not included. > > > > Please try the patch in > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65536#c21 You need also the libcpp hunks from https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65536#c18