[PATCH] Prune BFD warnings for unknown GNU properties

[H.J. Lu]

On Tue, Aug 21, 2018 at 9:29 AM, Nick Clifton <nickc@redhat.com> wrote:
> Hi H.J.
>
>>>> BFD will issue an unknown GNU property warning like
>
>>> So why not recognize that particular property, handle it
>>> appropriately, and not warn?
>
>> It is OK for older binutils to ignore these new types.  You just don't
>> get new features with older binutils.
>
> True - but presumably you are not planning on backporting this patch
> to anything other than the 2.31 branch ?

That is correct.

>
>> And there may be new property types after
>> binutils 2.32 is released.
>
> And new failures in the linker testsuite will help to alert us to these
> new properties...
>
>
>> "make check" will fail on binutils 2.32 branch.
>> In fact, "make check" fails on binutils 2.31 branch.
>
> So in fact the question is whether we ought to allow tests on *branches*
> to ignore unknown properties.  On the grounds that they might be run on
> machines with newer versions of glibc (or whatever else is producing
> these notes).
>
> So - would it be possible to change your patch so that it is only
> enabled if bfd/development.sh is set to false ?
>

development is set to false only during release.  It was reset to true
after release on binutils-2_31-branch branch.  We need something
similar to DEV-PHASE in GCC to indicate that this is a release branch.


-- 
H.J.