Re: Avoiding "unused variable" warnings

Alan Cox (alan@lxorguk.ukuu.org.uk)
13 Jul 2003 17:22:22 +0100

On Sul, 2003-07-13 at 16:46, Jeff Garzik wrote:
> No need for a macro, just do
>
> (void) var_name;
>
> It doesn't generate any code, and it shuts up the compiler.

It may do. The proper gcc thing is attribute unused. Both are dangerous
as they hide when the variable becomes really unused

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