[PATCH] PR fortran/62245 fix INT docs.

[VandeVondele Joost]

>> but helpful for gfortran users ?
>The problem is that a similar sentence would then need to be
>added to other intrinsic subroutines/functions where an actual
>argument might produce a result that is out-of-range of the
>representable entity.  

So, I could remove the sentence if there is consensus.

>> maybe you could prepare a patch to add something like that to the
>> section on intrinsics?
>
>Sure, I'll come up with a statement to be added to Sec. 8.1 of
>the gfortran manual.

actually, it is more complicated, since gfortran does support things such as NaN, and Inf, depending on the hardware and the compilation options.