Re: [Rd] Calling FORTRAN function from R issue?

From: Berend Hasselman <>
Date: Tue, 06 Mar 2012 16:00:45 +0100

On 06-03-2012, at 15:46, Berend Hasselman wrote:


>>> Thus, perhaps strangely, if there is only a
>>> 	external double complex zdotc
>>> declaration in your subroutine, the compiler doesn't know that a call
>> The only 'strangely' thing is that is accepted: AFAICS is it not valid according to the link above.

> Agree. The fortran 77 standard doesn't allow that syntax and I'm really surprised that no error is flagged.

Got it.

Compiler ignores the blanks and

        external double complex zdotc


        external doublecomplexzdotc

And that is legal.

And how long have I been using Fortran? I won't tell.

Berend mailing list Received on Tue 06 Mar 2012 - 16:11:29 GMT

This quarter's messages: by month, or sorted: [ by date ] [ by thread ] [ by subject ] [ by author ]

All messages

Archive maintained by Robert King, hosted by the discipline of statistics at the University of Newcastle, Australia.
Archive generated by hypermail 2.2.0, at Tue 06 Mar 2012 - 18:00:25 GMT.

Mailing list information is available at Please read the posting guide before posting to the list.

list of date sections of archive