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Re: Define __start/__stop symbols when there is only a dynamic def
Hi,
On Wed, 31 Jan 2018, H.J. Lu wrote:
> On Wed, Jan 31, 2018 at 5:02 AM, Michael Matz <matz@suse.de> wrote:
> > Hi,
> >
> > On Wed, 31 Jan 2018, Alan Modra wrote:
> >
> >> On Tue, Jan 30, 2018 at 07:56:59PM -0800, H.J. Lu wrote:
> >> > I think we should check ref_dynamic, not def_dynamic, for __start/__stiop
> >> > symbols.
> >>
> >> Yes, I've thought about it a bit more and I think that would be
> >> better.
> >
> > Only checking ref_dynamic would mean that my testcase doesn't work
> > anymore. I.e. the pacemaker situation wouldn't be improved and we could
> > have spared the whole merry-go-round.
>
> Are you really sure that your testcase:
>
> https://sourceware.org/ml/binutils/2018-01/msg00432.html
>
> doesn't have a reference from shared object?
Before writing my mail I've checked that testcase, so: yes, I'm sure it
doesn't work with just checking ref_dynamic.
I've pushed the testcase and the fix approved by Alan, so you can have a
look yourself.
Ciao,
Michael.