Re: type of decimal constants in msvc

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From	Keith Thompson <Keith.S.Thompson+u@gmail.com>
Newsgroups	comp.lang.c
Subject	Re: type of decimal constants in msvc
Date	Sun, 01 Mar 2026 19:22:51 -0800
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Tim Rentsch <tr.17687@z991.linuxsc.com> writes:
> Keith Thompson <Keith.S.Thompson+u@gmail.com> writes:
>> Tim Rentsch <tr.17687@z991.linuxsc.com> writes:
>>> Keith Thompson <Keith.S.Thompson+u@gmail.com> writes:
>>>> Thiago Adams <thiago.adams@gmail.com> writes:
>>>>> Em 19/12/2025 09:15, Keith Thompson escreveu:
>>>> [...]
>>>>>> gcc's warning for 18408377700990114895 (which is slightly smaller
>>>>>> than 2**64) is "integer constant is so large that it is unsigned".
>>>>>> This is *incorrect* (and I think it's been reported as a bug), but
>>>>>> the incorrect wording of the warning is not a conformance issue.
>>>>>
>>>>> I am not understating why do you think this is a bug?
>>>>> Because it should not compile?
>>>>
>>>> No, because the message is factually incorrect.
>>>
>>> No, it isn't.  The message might be misleading but it isn't wrong.
>>>
>>>> The integer constant 18408377700990114895 is not of any unsigned type.
>>>
>>> The message doesn't say the constant has an unsigned type.  It says
>>> only that the constant is unsigned.
>>
>> What distinction are you making?
>
> The distinction I'm making is between what the statement actually
> says rather than how it might be interpreted.

That's extremely vague.  I won't bother asking you for clarity.

-- 
Keith Thompson (The_Other_Keith) Keith.S.Thompson+u@gmail.com
void Void(void) { Void(); } /* The recursive call of the void */

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Re: type of decimal constants in msvc Tim Rentsch <tr.17687@z991.linuxsc.com> - 2026-03-01 18:32 -0800
  Re: type of decimal constants in msvc Keith Thompson <Keith.S.Thompson+u@gmail.com> - 2026-03-01 19:22 -0800

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