http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51007
--- Comment #7 from Tobias Burnus <burnus at gcc dot gnu.org> 2011-11-07 15:29:52 UTC --- (In reply to comment #5) > ChangeLog > > * quadmath-imp.h (ieee854_float128): Adjust > for ms-bitfield layout. > > +#ifdef __MINGW32__ > + /* On mingw targets ms-bitfields option is active by default. > + Therefore enforce gnu-bitfield style. */ > + __attribute__ ((gcc_struct)) > +#endif The patch looks fine to me - except that I would put an "the" before "ms-bitfields option".