unsigned in with mpif90

[Arjen Markus]

Hi Anton,

yes: huge() - it is a standard function in Fortran (from 90 onwards).
Works with real and integers. The kind of the argument determines
the result and the kind of the result.

Regards,

Arjen

2010/8/20 anton_helm <a.helm87@googlemail.com>:
> Ok. Thanks.
>
> Is there a function which give me the maximum value?
>
> 2010/8/20 Arjen Markus <arjen.markus895@gmail.com>:
>> Hello,
>>
>> Fortran has no unsigned integers. You could use the bit manipulation
>> routines to set the bit pattern to what you need. If you are doing
>> arithmetic on unsigned numbers, then I suggest you define a
>> derived type and define specific operations to simulate unsigned
>> numbers.
>>
>> Regards,
>>
>> Arjen
>>
>> 2010/8/20 anton_helm <a.helm87@googlemail.com>:
>>> Hey,
>>>
>>> I'm using mpif90 (inter-compiler and mpi) for compiling a FORTRAN
>>> code. I just wanted to add some new unsigned integers, but I can't get
>>> an unsigned integer with my compiler. Or does anybody have a solution
>>> for my problem?
>>> I just want an 64bit integer with the values from 0 up to 2**64 - 1.
>>>
>>> Is there a function which give me the max value of my defined variable?
>>>
>>> Thanks.
>>>
>>> Best regards
>>> Anton
>>>
>>
>