------- Comment #1 from joseph at codesourcery dot com 2009-06-26 22:44 ------- Subject: Re: New: Invalid -Wc++-compat warning about stringized C++ operator name
A closely related case is: #define foo not used There is no important difference in the meaning of this between C and C++ if the macro is not expanded, so a warning for "not" is inappropriate. -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40564