bearophile Wrote: > http://gcc.gnu.org/ml/gcc-patches/2004-10/msg00990.html > It says: > >People sometimes code "a && MASK" when they intended "a & MASK". gcc itself does not seem to have examples of this, here are some in the linux-2.4.20 kernel:< that thread is about an extra compiler warning (which is always good), not about breaking C syntax.