[Bug c++/29861] Language Related

["r dot j dot hummel at gmail dot com" <gcc-bugzilla at gcc dot gnu dot org>]

------- Comment #2 from r dot j dot hummel at gmail dot com  2006-11-16 02:45 -------
Subject: Re:  Language Related

Sigh, it's a macro. Say no more:-(
Sorry to waste your time.

Thank you,
Richard Hummel


pinskia at gcc dot gnu dot org wrote:
> ------- Comment #1 from pinskia at gcc dot gnu dot org  2006-11-16 01:50 -------
> This is because DefaultScreen(a) is a #define by the X11 headers so the error
> message is the best GCC can give really.
>
>     int (((_XPrivDisplay)void)->default_screen) { return
> ::(((_XPrivDisplay)m_pDisplay)->default_screen); }
>
> What you can do is the following:
>     int (DefaultScreen)(void) { return DefaultScreen(m_pDisplay); }
>
> GCC cannot really give a good error message on this because of DefaultScreen is
> a preprocessed defined and then that is subsituted in and you get :
>
>     int (((_XPrivDisplay)void)->default_screen) { return
> ::(((_XPrivDisplay)m_pDisplay)->default_screen); }
>
> Which is not what you wantted and is hard to give a good error message really.
>
>
>   


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=29861