Re: Struct Error

From	Tim Rentsch <tr.17687@z991.linuxsc.com>
Newsgroups	comp.lang.c
Subject	Re: Struct Error
Date	2025-01-22 23:15 -0800
Organization	A noiseless patient Spider
Message-ID	<8634ha3ssi.fsf@linuxsc.com> (permalink)
References	<vmr5gg$137jo$1@dont-email.me> <vms4km$19srg$1@dont-email.me> <9e46bce27ddcc084a5291a2bae723be9@www.novabbs.com>

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learningcpp1@gmail.com (m137) writes:

> On Thu, 23 Jan 2025 1:05:25 +0000, James Kuyper wrote:
>
>> I have many draft versions of the C standard.  n2912.pdf, dated
>> 2022-06-08, says in 6.7.2.1.p3 about struct types that "... the type is
>> incomplete144) until immediately after the closing brace of the list
>> defining the content, and complete thereafter."
>>
>> Therefore, struct scenet is not a complete type until the closing brace
>> of it's declaration.
>>
>> However, that sentence disappeared in n3047.pdf, dated 2022-08-04.  Can
>> anyone tell me why it was removed?  With it gone, I'm not sure it is
>> still considered an incomplete type.
>
> It seems to have been moved to N3047 6.2.5(25): "[...] A structure or
> union type of unknown content (as described in 6.7.2.3) is an incomplete
> type.  [...]"  (see here:
> https://www.open-std.org/jtc1/sc22/wg14/www/docs/n3047.pdf#page=57).

That sentence isn't new in 6.2.5;  it's been there since before C11.

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Struct Error bart <bc@freeuk.com> - 2025-01-22 16:14 +0000
  Re: Struct Error Kaz Kylheku <643-408-1753@kylheku.com> - 2025-01-22 20:05 +0000
    Re: Struct Error Ben Bacarisse <ben@bsb.me.uk> - 2025-01-22 21:00 +0000
  Re: Struct Error Richard Harnden <richard.nospam@gmail.invalid> - 2025-01-22 20:08 +0000
  Re: Struct Error Lawrence D'Oliveiro <ldo@nz.invalid> - 2025-01-22 22:27 +0000
  Re: Struct Error James Kuyper <jameskuyper@alumni.caltech.edu> - 2025-01-22 20:05 -0500
    Re: Struct Error learningcpp1@gmail.com (m137) - 2025-01-23 03:49 +0000
      Re: Struct Error Tim Rentsch <tr.17687@z991.linuxsc.com> - 2025-01-22 23:15 -0800
      Re: Struct Error James Kuyper <jameskuyper@alumni.caltech.edu> - 2025-01-23 03:37 -0500
    Re: Struct Error Tim Rentsch <tr.17687@z991.linuxsc.com> - 2025-01-22 23:31 -0800
    Re: Struct Error bart <bc@freeuk.com> - 2025-01-23 10:54 +0000
      Re: Struct Error BGB <cr88192@gmail.com> - 2025-01-23 14:58 -0600
        Re: Struct Error bart <bc@freeuk.com> - 2025-01-24 00:51 +0000
          Re: Struct Error BGB <cr88192@gmail.com> - 2025-01-24 00:27 -0600
          Re: Struct Error David Brown <david.brown@hesbynett.no> - 2025-01-24 09:45 +0100
            Re: Struct Error Kaz Kylheku <643-408-1753@kylheku.com> - 2025-01-24 20:31 +0000
              Re: Struct Error bart <bc@freeuk.com> - 2025-01-24 22:53 +0000
              Re: Struct Error James Kuyper <jameskuyper@alumni.caltech.edu> - 2025-01-24 20:53 -0500
          Re: Struct Error James Kuyper <jameskuyper@alumni.caltech.edu> - 2025-01-24 08:43 -0500
            Re: Struct Error bart <bc@freeuk.com> - 2025-01-24 23:32 +0000
      Re: Struct Error Lawrence D'Oliveiro <ldo@nz.invalid> - 2025-01-23 23:50 +0000
        Re: Struct Error bart <bc@freeuk.com> - 2025-01-24 00:37 +0000
          Re: Struct Error Lawrence D'Oliveiro <ldo@nz.invalid> - 2025-01-24 00:57 +0000
            Re: Struct Error Keith Thompson <Keith.S.Thompson+u@gmail.com> - 2025-01-23 17:23 -0800
            Re: Struct Error bart <bc@freeuk.com> - 2025-01-24 01:27 +0000
      Re: Struct Error James Kuyper <jameskuyper@alumni.caltech.edu> - 2025-01-24 08:24 -0500
      Re: Struct Error Michael S <already5chosen@yahoo.com> - 2025-01-24 16:37 +0200
        Re: Struct Error bart <bc@freeuk.com> - 2025-01-26 19:14 +0000
          Re: Struct Error Michael S <already5chosen@yahoo.com> - 2025-01-26 23:14 +0200
          Re: Struct Error Kaz Kylheku <643-408-1753@kylheku.com> - 2025-01-27 04:05 +0000
            Re: Struct Error bart <bc@freeuk.com> - 2025-01-27 20:19 +0000
          Re: Struct Error Tim Rentsch <tr.17687@z991.linuxsc.com> - 2025-01-29 02:59 -0800
            Re: Struct Error bart <bc@freeuk.com> - 2025-01-29 11:36 +0000
              Re: Struct Error Tim Rentsch <tr.17687@z991.linuxsc.com> - 2025-01-30 11:51 -0800
            Re: Struct Error Richard Damon <richard@damon-family.org> - 2025-01-29 07:32 -0500
              Re: Struct Error Tim Rentsch <tr.17687@z991.linuxsc.com> - 2025-01-29 07:52 -0800
  Re: Struct Error Tim Rentsch <tr.17687@z991.linuxsc.com> - 2025-01-22 23:11 -0800
  Re: Struct Error Andrey Tarasevich <noone@noone.net> - 2025-02-02 20:35 -0800

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