checking whether size_t and int size match... no

William Gropp gropp at mcs.anl.gov
Wed Aug 6 12:39:26 CDT 2003


At 07:59 PM 8/4/2003 +0200, Reiner Vogelsang wrote:
>Dear Bill,
>I am interested in using  the FORTRAN interface. Environmental codes are quite
>complex and
>handle problem sizes which need 64-bit addressing.
>
>Although an INTEGER is 4 bytes long the pointer to it
>is 64-bit if the FORTRAN code is compiled with -64.
>
>Maybe, I need a look on the FORTRAN interface in order to understand why an
>extra copy is needed
>for such a case.

We only need a copy of the arrays that are size_t in the C version; these 
are small (typically number of dimensions of the variables).  We're adding 
this support to the Fortran interface and should have it installed and 
tested by sometime next week.

Bill




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