[patch, fortran] Fix PR 88008, ICE on invalid

[Dominique d'Humières]

Hi Thomas,

The patch looks good to me, with one nit:

+      gfc_error ("Error in component call at %L",

and

      call x%z%g()  ! { dg-error "Error in typebound call" }

doesn’t look right.

Thanks for the patch.

Dominique