[PATCH] PR fortran/77414 -- catch re-declaration of subroutines

[Thomas Koenig]

Hi Steve,

> The attached patch fixes an ICE by reporting an error
> for the re-declaration of a subroutine by trying to
> include itself as an internal subprogram.
> 
> Regression tested on x86_64-*-freebsd and i568-*-freebsd.
> OK to commit?

Also ok.

Thanks for the patch!

Regards

	Thomas