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From: Bonita Montero <Bonita.Montero@gmail.com>
Newsgroups: comp.lang.c
Subject: Re: C23 thoughts and opinions
Date: Wed, 12 Jun 2024 20:32:20 +0200
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Am 23.05.2024 um 22:06 schrieb Keith Thompson:
> David Brown <david.brown@hesbynett.no> writes:
>> On 23/05/2024 14:11, bart wrote:
> [...]
>>> 'embed' was discussed a few months ago. I disagreed with the poor
>>> way it was to be implemented: 'embed' notionally generates a list of
>>> comma-separated numbers as tokens, where you have to take care of
>>> any trailing zero yourself if needed. It would also be hopelessly
>>> inefficient if actually implemented like that.
>>
>> Fortunately, it is /not/ actually implemented like that - it is only
>> implemented "as if" it were like that.  Real prototype implementations
>> (for gcc and clang - I don't know about other tools) are extremely
>> efficient at handling #embed.  And the comma-separated numbers can be
>> more flexible in less common use-cases.
> [...]
> 
> I'm aware of a proposed implementation for clang:
> 
> https://github.com/llvm/llvm-project/pull/68620
> https://github.com/ThePhD/llvm-project
> 
> I'm currently cloning the git repo, with the aim of building it so I can
> try it out and test some corner cases.  It will take a while.
> 
> I'm not aware of any prototype implementation for gcc.  If you are, I'd
> be very interested in trying it out.
> 
> (And thanks for starting this thread!)
> 

#embed is here:
https://www.phoronix.com/news/LLVM-Clang-19-C23-Embed