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| From | Tim Rentsch <tr.17687@z991.linuxsc.com> |
|---|---|
| Newsgroups | comp.lang.c |
| Subject | Re: Why is this happening? |
| Date | 2026-03-29 14:43 -0700 |
| Organization | A noiseless patient Spider |
| Message-ID | <86341i2twn.fsf@linuxsc.com> (permalink) |
| References | (2 earlier) <n2n05bFmg8nU2@mid.individual.net> <10q7bug$7vod$1@dont-email.me> <87bjg8wrgl.fsf@example.invalid> <CfSxR.24256$eG1.15763@fx33.iad> <86bjg72xl6.fsf@linuxsc.com> |
Tim Rentsch <tr.17687@z991.linuxsc.com> writes:
> scott@slp53.sl.home (Scott Lurndal) writes:
>
>> Keith Thompson <Keith.S.Thompson+u@gmail.com> writes:
>>
>>> Lawrence D <<E2>> ??Oliveiro <ldo@nz.invalid> writes:
>>>
>>>> On Fri, 27 Mar 2026 10:15:23 +0100, Josef M@C3{B6}llers wrote:
>>>>
>>>>> diffns += 1000000000UL;
>>>>
>>>> Can you write
>>>>
>>>> diffns += 1_000_000_000UL;
>>>>
>>>> yet?
>>>
>>> Not in C. C23 introduces the apostrophe as a digit separator,
>>> copied from C++:
>>>
>>> diffns += 1'000'000'000UL;
>>
>> Or diffns += 1000ul * 1000ul * 1000ul;
>>
>> or diffns += 1 * NS_PER_SEC;
>>
>> with
>> #define NS_PER_SEC ((1000ul * 1000ul * 1000ul))
>>
>>> (I would have preferred underscores, but that would have
>>> conflicted with C++'s user-defined literals.)
>>
>> Likewise, I'd prefer the underscore.
>
> Ditto. And there is no reason C could have allowed both,
> and C++ be damned.
Of course I meant there is no reason C couldn't have allowed
both. Sorry for any confusion.
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