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Re: Linux-abi group

On 8 February 2016 at 18:08, Joseph Myers <> wrote:
> On Mon, 8 Feb 2016, H.J. Lu wrote:
>> >> I was referring to program properties:
>> >>
>> >>!topic/generic-abi/fyIXttIsYc8
>> >
>> > This looks more like an ELF topic to me, not really ABI.
>> >
>> > Please discuss this on a GNU project list because it affects the
>> > entire GNU project.
>> >
>> gABI is ELF and affects all users, including GNU project, of gABI.
>> Linux-abi discusses Linux-specific extensions to gABI. It is for tools
>> like compilers, assembler, linker and run-time.  It isn't appropriate
>> for any GNU project list.

But the examples presented so far (STT_GNU_IFUNC, PT_GNU_RELRO etc.)
are relevant to GNU systems in general and are not Linux-specific.

> I find it extremely unlikely that many well-thought-out extensions would
> be appropriate for GNU systems using the Linux kernel but not for GNU
> systems using Hurd or other kernels - the only such cases would be for
> things very closely related to kernel functionality.  There is a strong
> presumption that toolchain configuration should apply to all GNU systems
> rather than being specific to GNU/Linux without good reason.

Agreed. As we've seen with the fallout from the abi_tag attribute we
need better communication between groups in the free software tool
chain world, not more fragmentation.

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