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Re: --enable-oldest-abi is badly broken.
- From: "H. J. Lu" <hjl at lucon dot org>
- To: Roland McGrath <roland at frob dot com>
- Cc: Jakub Jelinek <jakub at redhat dot com>,Ulrich Drepper <drepper at redhat dot com>, libc-alpha at sources dot redhat dot com
- Date: Tue, 20 Aug 2002 12:25:33 -0700
- Subject: Re: --enable-oldest-abi is badly broken.
- References: <20020820114341.C32646@lucon.org> <20020820190621.443F61BA18@perdition.linnaean.org>
On Tue, Aug 20, 2002 at 03:06:21PM -0400, Roland McGrath wrote:
> > Not exactly. At least, it was not what I had in mind when I introduced it.
>
> That is how it has always worked as long as it has actually worked at all.
> That is, oldest-abi is equivalent to having a third column in shlib-versions.
> The SHLIB_COMPAT macro magic would need to change to implement what you want.
It has to be fixed. As I said, the intention of --enable-oldest-abi
is to limit the binary compatibility to a specific ABI and above.
H.J.