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List:       binutils
Subject:    Re: [PATCH] Add GNU_PROPERTY_1_GLIBC_2_NEEDED
From:       "H.J. Lu via Binutils" <binutils () sourceware ! org>
Date:       2021-10-28 19:08:41
Message-ID: CAMe9rOofFfhE27rB9O4kn3e4fBSdBdFr0b6-cTwczWQUtbxD2g () mail ! gmail ! com
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On Thu, Oct 28, 2021 at 10:43 AM Joseph Myers <joseph@codesourcery.com> wrote:
>
> On Wed, 27 Oct 2021, H.J. Lu via Libc-alpha wrote:
>
> > Linker adds glibc versions in GNU_PROPERTY_1_GLIBC_2_NEEDED to the
> > .gnu.version_r section and removes GNU_PROPERTY_1_GLIBC_2_NEEDED note
> > when generating shared libraries and executables.
>
> Note that there is no guarantee that a new glibc version actually has any
> symbols in libc at the corresponding symbol version (there are no
> GLIBC_2.20 symbols in any ABI test baseline for any architecture, for
> example).  If it happens not to, will the symbol version exist at all to
> satisfy this check?
>

Then we need to add a new glibc version if it happens.


-- 
H.J.
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