Re: [dev] Question about arg.h

From: Krol, Willem van de <008054_AT_jfc.nl>
Date: Tue, 5 Nov 2013 19:23:30 +0100

Indeed, casting to void doesn't have any effect. The variable doesn't
become unusable or something like that (no compiler warning or error).

On Tue, Nov 5, 2013 at 7:18 PM, koneu <koneu93_AT_googlemail.com> wrote:
> Krol, Willem van de wrote:
>> Hello, I was reading arg.h, because I want to use it in my program, but I
>> couln't figure out why the USED macro was used. Could someone clear
>> that up?
>>
>> Willem
>
> It's so you don't have to type out (void) whenever you want to cast
> something to void without any real effect.
>
Received on Tue Nov 05 2013 - 19:23:30 CET