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Re: complex problem with gcc usage

From Andrey Tarasevich <andreytarasevich@hotmail.com>
Newsgroups comp.lang.c
Subject Re: complex problem with gcc usage
Date 2022-11-19 14:34 -0800
Organization A noiseless patient Spider
Message-ID <tlblkv$3aevl$1@dont-email.me> (permalink)
References <tl8eo4$2vpv0$1@dont-email.me> <20221118115253.118@kylheku.com> <tla4vb$36ma1$1@dont-email.me>

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On 11/19/2022 12:43 AM, aotto1968 wrote:
> 
> the "_Generic feature looks good and I found a solution:
> 
>    /// cast a \e known-object into an \RMkNs{ObjectS} reference
>    #define   MkOBJ_R(x)        (_Generic((x),struct MkObjectS 
> *:(*x),default:((*(x)).super.obj)))
>    /// cast a \e known-object into an \RMkNs{ObjectS} pointer
>    #define   MkOBJ(x)          (&MkOBJ_R(x))

How is this a solution, when it does not even remotely match the 
original problem? How does this implement `ifexists(ptr->super.obj)`?

-- 
Best regards,
Andrey

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Thread

complex problem with gcc usage aotto1968 <aotto1968@t-online.de> - 2022-11-18 18:17 +0100
  Re: complex problem with gcc usage Kaz Kylheku <864-117-4973@kylheku.com> - 2022-11-18 20:03 +0000
    Re: complex problem with gcc usage aotto1968 <aotto1968@t-online.de> - 2022-11-19 09:43 +0100
      Re: complex problem with gcc usage Lew Pitcher <lew.pitcher@digitalfreehold.ca> - 2022-11-19 14:39 +0000
      Re: complex problem with gcc usage Kaz Kylheku <864-117-4973@kylheku.com> - 2022-11-19 16:13 +0000
      Re: complex problem with gcc usage aotto1968 <aotto1968@t-online.de> - 2022-11-19 19:19 +0100
        Re: complex problem with gcc usage Kaz Kylheku <864-117-4973@kylheku.com> - 2022-11-19 21:42 +0000
      Re: complex problem with gcc usage Andrey Tarasevich <andreytarasevich@hotmail.com> - 2022-11-19 14:34 -0800
        Re: complex problem with gcc usage aotto1968 <aotto1968@t-online.de> - 2022-11-20 08:40 +0100
        Re: complex problem with gcc usage Kaz Kylheku <864-117-4973@kylheku.com> - 2022-11-20 15:09 +0000
  Re: complex problem with gcc usage "Chris M. Thomasson" <chris.m.thomasson.1@gmail.com> - 2022-11-18 12:10 -0800

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