[RFC] Slightly improved DWARF2 debug info for Fortran

[Steven Bosscher]

On 10/22/06, Mark Mitchell <mark@codesourcery.com> wrote:
> Steven Bosscher wrote:
>
> > +         tree type = TREE_TYPE (node);
> > +
> >           add_name_and_src_coords_attributes (parm_die, node);
> > -         add_type_attribute (parm_die, TREE_TYPE (node),
> > +         if (is_fortran ()
> > +             && TREE_CODE (node) == PARM_DECL
> > +             && TREE_CODE (type) == REFERENCE_TYPE)
> > +           type = TREE_TYPE (type);
> > +         add_type_attribute (parm_die, type,
>
> Could this bit be keyed off of the calling convention, rather than off
> of is_fortran()?  I think we should be trying to minimize
> language-awareness here.  So, if we've set the calling convention
> attribute earlier, we could remember that, and then use that here.  That
> will make handling future languages with similar calling conventions easier.

You mean like, setting a flag somewhen early in the compilation that
the language wants to use call-by-reference conventions, and then
check for the flag instead of is_fortran()?  Sure, I can do that.

Gr.
Steven