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From: David Brown <david.brown@hesbynett.no>
Newsgroups: comp.lang.c
Subject: Re: C23 thoughts and opinions
Date: Sat, 1 Jun 2024 15:30:56 +0200
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On 01/06/2024 00:55, Lynn McGuire wrote:
> On 5/23/2024 2:25 PM, Bonita Montero wrote:
>> Am 22.05.2024 um 18:55 schrieb David Brown:
>>> In an attempt to bring some topicality to the group, has anyone 
>>> started using, or considering, C23 ?  There's quite a lot of change 
>>> in it, especially compared to the minor changes in C17.
>>>
>>> <https://open-std.org/JTC1/SC22/WG14/www/docs/n3220.pdf>
>>> <https://en.wikipedia.org/wiki/C23_(C_standard_revision)>
>>> <https://en.cppreference.com/w/c/23>
>>>
>>> I like that it tidies up a lot of old stuff - it is neater to have 
>>> things like "bool", "static_assert", etc., as part of the language 
>>> rather than needing a half-dozen includes for such basic stuff.
>>>
>>> I like that it standardises a several useful extensions that have 
>>> been in gcc and clang (and possibly other compilers) for many years.
>>>
>>> I'm not sure it will make a big difference to my own programming - 
>>> when I want "typeof" or "chk_add()", I already use them in gcc.  But 
>>> for people restricted to standard C, there's more new to enjoy.  And 
>>> I prefer to use standard syntax when possible.
>>>
>>> "constexpr" is something I think I will find helpful, in at least 
>>> some circumstances.
>>>
>>
>> I ask myself what the point is in further developing a language
>> like this that can actually no longer be saved.
> 
> There is way more code written in C than C++.  For instance, just about 
> all real time systems such as device and engine management are written 
> in C.

These days, I believe engine management code is more likely to be 
written in C++.

> 
> One of my friends writes the device code for a NAS manufacturer.  The 
> code starts off with:
>     while (1)
>     {
>        ...  a bunch of code
>     }
> 

Hey!  He's copied from me!

Pretty much /every/ embedded system has that loop at its heart - either 
once (for bare metal), or in the RTOS and also once per thread.