[Patch, Fortran] c_f_pointer, c_f_procpointer patch (PR32600)

[Jerry DeLisle]

Tobias Burnus wrote:
> Hi,
> 
> For c_f_pointer(cptr, fptr [, shape]), gfortran currently always calls 
> the library. While it makes sense to do so if the Fortran pointer is an 
> array, it is not needed for scalar pointers. (In that case shape is not 
> present.)
> 
> This patch simply changes c_f_pointer(cptr, fptr) into
>   fptr = cptr;
> 
> Unfortunately, we cannot remove the now obsolete function from the library.
> 
> For  c_f_procpointer(cfunptr, fprocptr) it also gets rid of the library 
> call [which did not work anyhow]. As c_f_procpointer was never callable, 
> I could remove it from the library. (The c_f_procpointer part was tested 
> with Janus' procpointer patch.)
> 
> Build and regression tested on x86-64. OK for the trunk?
> 
OK for trunk.

Jerry