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Re: RFC: linkage patch to mips.c
- From: Nathan Sidwell <nathan at codesourcery dot com>
- To: Jason Merrill <jason at redhat dot com>
- Cc: gcc-patches at gcc dot gnu dot org
- Date: Tue, 20 Aug 2002 15:27:02 +0100
- Subject: Re: RFC: linkage patch to mips.c
- Organization: Codesourcery LLC
- References: <wvlelcvvxwq.fsf@prospero.cambridge.redhat.com>
Jason Merrill wrote:
>
> In a patch of 2002-05-16, I added this check to work around a bug with RTTI
> info. Nathan later fixed the bug properly, but I forgot to remove this
damn, I forgot to look for that too.
> hack. I fear that removing it now would break ABI compatibility on MIPS
> targets; new code that expects small comdats to be in sdata would fail to
> link against old code that doesn't put them there.
This is compatibility with other ABI compliant compilers.
I think we should start a list of these ABI breaking patches, so we
can put it off until later, when we can see how big an issue it
might be,
nathan
--
Dr Nathan Sidwell :: http://www.codesourcery.com :: CodeSourcery LLC
'But that's a lie.' - 'Yes it is. What's your point?'
nathan@codesourcery.com : http://www.cs.bris.ac.uk/~nathan/ : nathan@acm.org