From: Roman Zippel <zippel@linux-m68k.org>
To: Nathan Sidwell <nathan@codesourcery.com>
Cc: Kazu Hirata <kazu@codesourcery.com>,
gcc-patches@gcc.gnu.org, law@redhat.com, schwab@suse.de
Subject: Re: [patch] m68k: Fix binary compatibility problem with -mno-strict-align. (Take 2)
Date: Wed, 29 Aug 2007 18:19:00 -0000 [thread overview]
Message-ID: <Pine.LNX.4.64.0708291925430.1817@scrub.home> (raw)
In-Reply-To: <46D5A4E1.7020409@codesourcery.com>
Hi,
On Wed, 29 Aug 2007, Nathan Sidwell wrote:
> > Since this is a special case I would seriously consider to ignore the
> > alignment mode for this in m68k_return_in_memory. Since this is an ABI issue
> > there probably should be an option to get the old behaviour.
>
> I'm strongly in favour of not breaking existing ABIs.
The question is if this is more an ABI bug. Does it really make sense to
return structures of the same size differently based on its contents?
In the end I don't care that much, since Linux already does the sane
thing.
bye, Roman
next prev parent reply other threads:[~2007-08-29 17:36 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-08-25 15:59 Kazu Hirata
2007-08-28 13:32 ` Andreas Schwab
2007-08-29 14:57 ` Roman Zippel
2007-08-29 15:26 ` Kazu Hirata
2007-08-29 16:11 ` Roman Zippel
2007-08-29 17:14 ` Nathan Sidwell
2007-08-29 18:19 ` Roman Zippel [this message]
2007-08-29 18:28 ` Nathan Sidwell
2007-08-29 16:53 ` Nathan Sidwell
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