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From: Thomas Koenig <tkoenig@netcologne.de>
To: "Ryan S. Elliott" <relliott@umn.edu>, fortran@gcc.gnu.org
Subject: Re: Darwin linker error "illegal text-relocation" with -shared
Date: Mon, 16 Apr 2018 18:20:00 -0000	[thread overview]
Message-ID: <dd809f00-65c1-954b-1c6e-cc8749e07739@netcologne.de> (raw)
In-Reply-To: <alpine.OSX.2.21.1804161104240.38779@er-10-128-80-101.wireless.umn.edu>

Hello Ryan,

> foo.f90
> ----------------------------------------------
> module foo contains
>    subroutine bar
>      use, intrinsic :: iso_c_binding
>      call gee(c_funloc(gee))
>    end subroutine
>    subroutine gee(f) bind(c)
>      use, intrinsic :: iso_c_binding
>      type(c_funptr) :: f
>    end subroutine
> end module foo
> ----------------------------------------------
> 
> $ gfortran-7 -shared foo.f90

You are invoking gfortran without the "-c" option, so it expects to
generate an executable. Yet, you specify "-shared", which only makes
sense for a library, and your source code does not contain a main
program.

What happens if you run

"gfortran -c -shared foo.f90" ?

  reply	other threads:[~2018-04-16 18:20 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-04-16 16:18 Ryan S. Elliott
2018-04-16 18:20 ` Thomas Koenig [this message]
2018-04-16 19:35   ` Ryan S. Elliott
2018-04-16 19:46     ` Thomas Koenig
2018-04-16 19:51       ` Ryan S. Elliott
2018-04-16 20:14         ` Steve Kargl
2018-04-16 21:09           ` Ryan S. Elliott

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