Logging in debug and release builds

[Armel Asselin]

"Marius Kjeldahl" <marius at kjeldahl.net> a écrit dans le message de news: 
44DB647E.8030700 at kjeldahl.net...
> Armel Asselin wrote:
>>>    inline void wxVLogDebug(const wxChar *, va_list) { }
>>>    inline void wxLogDebug(const wxChar *, ...) { }
>>>    inline void wxVLogTrace(wxTraceMask, const wxChar *, va_list) { }
>>>    inline void wxLogTrace(wxTraceMask, const wxChar *, ...) { }
>>>    inline void wxVLogTrace(const wxChar *, const wxChar *, va_list) { }
>>>    inline void wxLogTrace(const wxChar *, const wxChar *, ...) { }
>>
>> just as a note, such functions are really not at all like empty macro
>> definitions because their _arguments_ will be evaluted, even in release
>> build, and unless these arguments are inlined and/or trivial they won't 
>> be
>> optimized out.
>
> Which nicely describes my problem. And if true I guess there's a few
> potential speedups for release builds of software using wxLog functions.
one problem though is that release builds (as well as debug build) may well 
be dependent on this flawed approach (i.e. maybe some arguments evaluations 
have side effects which are _necessary_ for the framework to work).

Armel