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Re: Several C++ regressions
- From: Zack Weinberg <zack at codesourcery dot com>
- To: Diego Novillo <dnovillo at redhat dot com>
- Cc: Andrew Pinski <pinskia at physics dot uc dot edu>, Andrew Pinski <apinski at apple dot com>, "gcc at gcc dot gnu dot org List" <gcc at gcc dot gnu dot org>, GCC Patches <gcc-patches at gcc dot gnu dot org>
- Date: Mon, 23 Aug 2004 10:12:57 -0700
- Subject: Re: Several C++ regressions
- References: <1093270730.2430.70.camel@localhost.localdomain><B3FD3338-F50F-11D8-A412-00039351ED8A@apple.com><002D7289-F523-11D8-9853-00039351ED8A@physics.uc.edu><1093279408.2430.93.camel@localhost.localdomain>
Diego Novillo <dnovillo@redhat.com> writes:
> On Mon, 2004-08-23 at 12:39, Andrew Pinski wrote:
>
>> OK? Tested on powerpc-apple-darwin, this time with no regressions
>> and it fixes the regressions that were caused by my first patch.
>>
> I would rather back out the original patch to give you time to
> investigate the real problem. There may be other nasties lurking
> around.
Mark and I concur. This is an optimization -- I know it works around
some codegen bugs, but it doesn't fix the underlying problems with the
alias analyzer -- so, since it breaks stuff, let's back it out and try
again.
zw