------- Comment #6 from photon at seznam dot cz 2009-07-15 07:50 ------- (In reply to comment #1) > Theses are not false warnings: > c >>= 1; > > is really c = (int)c >> 1;
They are false warnings. The implicit conversion cannot alter the value. -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40752