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Re: [PATCH, i386]: Fix PR target/48723
- From: Eric Botcazou <ebotcazou at adacore dot com>
- To: "H.J. Lu" <hjl dot tools at gmail dot com>
- Cc: gcc-patches at gcc dot gnu dot org, Uros Bizjak <ubizjak at gmail dot com>
- Date: Sun, 1 May 2011 10:15:02 +0200
- Subject: Re: [PATCH, i386]: Fix PR target/48723
- References: <BANLkTikcR6OLzK5FvdkKZvqepBYF7JDTSQ@mail.gmail.com> <201104302356.06183.ebotcazou@adacore.com> <BANLkTikeVF8NGfT3NCY3f2nTUzSWP-ehXg@mail.gmail.com>
> What is wrong? x86-64 has 128byte redzone.
Nothing wrong, just strange. ISTM that it doesn't serve any useful purpose.
And I'm not sure that the rest of the code in ix86_expand_prologue is really
prepared for a negative size either.
--
Eric Botcazou