For some reason, including limits.h on *nix kills the definition of
INTMAX_MAX. I'm trying to figure out what is going wrong.

I think it is because our test code is including some headers and not
others before mpirxx.h even gets a chance.

Bill.

On 12 October 2012 21:35, Brian Gladman <[email protected]> wrote:
> -----Original Message----- From: leif
> Sent: Friday, October 12, 2012 9:32 PM
>
> To: [email protected]
> Subject: Re: [mpir-devel] MPIR 2.6.0 alpha1 released
>
> Brian Gladman wrote:
>>
>> -----Original Message----- From: Bill Hart
>> Sent: Friday, October 12, 2012 9:15 PM
>> To: [email protected]
>> Subject: Re: [mpir-devel] MPIR 2.6.0 alpha1 released
>>
>> I believe these only get defined if you first define some macro.
>>
>> On 12 October 2012 21:13, leif <[email protected]> wrote:
>>>
>>> Bill Hart wrote:
>>>>
>>>>
>>>> Another problem is in the test functions for the ux/sx functions, we
>>>> use %lld in the format specifier for an intmax_t. This is only valid
>>>> if intmax_t is actually a long long int, which it is not on some *nix
>>>> platforms (ia64 for example).
>>>>
>>>> C99 introduced a new format specifier (which I forgot already) for
>>>> intmax_t. Of course this is only supported by C99 compilers. I hope
>>>> MSVC is C99 compliant enough to have gotten this right, otherwise we
>>>> have a lot of fiddling around to do.
>>>
>>>
>>>
>>> It doesn't really specify new format letters AFAIK, but inttypes.h, which
>>> defines macros for (portably) printing and scanning the types defined in
>>> stdint.h, e.g. PRIu64 and SCNu64, regardless of whether uint64_t
>>> expands to
>>> 'unsigned long' ("%lu") or 'unsigned long long' ("%llu"); one can for
>>> example use
>>>
>>>   printf("%20"PRIu64"\n", (uint64_t)foo); // mind the % and quoting
>>>
>>>
>>> For printing [u]intmax_t, the macros are PRIdMAX, PRIiMAX, PRIoMAX
>>> (octal),
>>> PRIuMAX, PRIxMAX and PRIXMAX (hexadecimal, lower and upper case,
>>> respectively).
>>>
>>>
>>> -leif
>>
>>
>> However, inttypes.h is not available on Windows.
>>
>> Going back to stdint.h, I think the assumption is that this needs to be
>> included by the user before the mpirxx.h include so we should not
>> include it in mpirxx.h
>>
>> On Windows the C++ header for LLONG_MAX is <climits> - I am surprised
>> that this doesn't exist on *nix.
>
>
> Well, it does (or should).
>
> =========================
>
> So including <climits> in mpirxx.h should not cause problems on *nix?
>
>    Brian
>
>
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