https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81233
--- Comment #6 from Eric Gallager <egallager at gcc dot gnu.org> --- (In reply to Eric Gallager from comment #5) > (In reply to Marek Polacek from comment #3) > > Fixed. Further improvements are possible. > > Uh... reopening for the possible further improvements; > -Wdiscarded-qualifiers still doesn't say quite enough, IMO Also I think that a separate flag like clang's -Wincompatible-pointer-types-discards-qualifiers (mentioned in the OP) would be useful for additional granularity; often times there are projects where -Werror=incompatible-pointer-types and -Werror=discarded-qualifiers would make building them too difficult, but -Werror=incompatible-pointer-types-discards-qualifier wouldn't
