Re: Need some help with bfd_elf_link_record_dynamic_symbol

[Bernd Schmidt <bernds_cb1 at t-online dot de>]

Alan Modra wrote:

> > This code is similar to the following idiom
> >           /* Make sure this symbol is output as a dynamic symbol.  */
> >           if (h->dynindx == -1 && !h->forced_local)
> >             {
> >               if (!bfd_elf_link_record_dynamic_symbol (info, h))
> >                 return FALSE;
> >             }
> [snip]
> > Why isn't this kind of thing done in the target-independent code, 
> > anyway?  It seems wasteful to have near-identical but subtly out-of-sync 
> > code in all the backends.
>
> weak symbol behaviour isn't properly defined in the ELF spec.  Some
> people think undefined weak should become dynamic, others disagree..
> If you belong in the latter camp, then you might not want or need your
> allocate_dynrelocs.

I've tried simply removing the code from check_relocs, but that caused 
segfaults elsewhere.  Under what conditions should I be calling 
bfd_elf_link_record_dynamic_symbol if I add an allocate_dynrelocs function?


Bernd
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