[Bug c++/17920] add __attribute__((reimpl)) as a replacement for the (optional) virtual keyword for reimplementations of virtual functions

[pluto at agmk dot net]

------- Comment #8 from pluto at agmk dot net  2008-08-21 19:04 -------
why just not to use -Woverloaded-virtual?

$ g++ reimpl.cpp -Wall -c -Woverloaded-virtual
reimpl.cpp:1: warning: 'virtual void A::foo() const' was hidden
reimpl.cpp:2: warning:   by 'void B::foo()'


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=17920