[gfortran] Fix NULL reference types.
Thu Aug 19 08:53:00 GMT 2004
Richard Henderson wrote:
> Now, from an optimization standpoint, sure he can go ahead and
> use a pointer type and everything works. But from a debugging
> standpoint, we've just messed things up. And I'm not sure how
> best to go about rectifying that.
aah, I see. Perhaps we need a lang_hook 'ref_type_can_be_null', or
a flag on the type itself TYPE_REFERENCE_MAY_BE_NULL.
Nathan Sidwell :: http://www.codesourcery.com :: CodeSourcery LLC
firstname.lastname@example.org :: http://www.planetfall.pwp.blueyonder.co.uk
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