http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49263
--- Comment #12 from Kazumoto Kojima <kkojima at gcc dot gnu.org> 2011-10-14 23:06:06 UTC --- (In reply to comment #11) > Created attachment 25491 [details] > Proposed patch including test case Looks fine. A very minor style nits: > + if (GET_CODE (XEXP (x, 0)) == AND /* tst instruction. */ This comment looks a bit bogus. A full sentence comment would be better. > + > + There are some extra empty lines. GNU/GCC coding style says that only one empty line is needed. I know that there are extra empty lines already, but we should not add new ones :-)