[boost] Re: Fast Track Review Request: Disable unus variable warnings.

From: David Abrahams (dave_at_[hidden])
Date: 2003-11-01 01:55:23

Rene Rivera <grafik.list_at_[hidden]> writes:

> Dear Boosters,
>
> This little utility tries to solve the old problem of compiler warnings
> about unused variables in the least impact way possible.
>
> The solution I ended up implementing is different, hopefully better, than
> the rest of solutions I saw currently in use in Boost:
>
>     * (void)variable;
>       // Does not working on all compilers.
>     
>     * template<class T> inline void unused(const T &) {}
>       // Additional overhead of templates.

IMO the tiny overhead of instantiating this template is more than
worth it in order to avoid introducing/using another macro.

-- 
Dave Abrahams
Boost Consulting
www.boost-consulting.com