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[Bug dynamic-link/20019] NULL pointer dereference in IFUNC due to uninitialized GOT

--- Comment #16 from H.J. Lu < at gmail dot com> ---
(In reply to Carlos O'Donell from comment #15)
> (In reply to from comment #14)
> > Summary of changes:
> >  ChangeLog                   |    7 +++++++
> >  sysdeps/i386/dl-machine.h   |   18 +++++++++++++++++-
> >  sysdeps/x86_64/dl-machine.h |   18 +++++++++++++++++-
> >  3 files changed, 41 insertions(+), 2 deletions(-)
> I think the semantics are equivalent for all arches and therefore this needs
> fixing across all arches that have IFUNC support.
> If you close this issue out, please open a new bug to fix the other arches,
> and retitle this one for x86 only.

This patch only addresses the x86 specific IFUNC implementation within
glibc. It doesn't cover IFUNC issue outside of  IFUNC can still fail
on all arches outside of I think it is OK to mark it x86 specific
and close it.

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