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Re: [tree-ssa] Enhance statement checking & fix minor buglets
- From: Richard Henderson <rth at redhat dot com>
- To: Diego Novillo <dnovillo at redhat dot com>
- Cc: Jeff Law <law at redhat dot com>, "gcc-patches at gcc dot gnu dot org" <gcc-patches at gcc dot gnu dot org>, Andrew Pinski <pinskia at physics dot uc dot edu>
- Date: Mon, 5 Apr 2004 10:40:52 -0700
- Subject: Re: [tree-ssa] Enhance statement checking & fix minor buglets
- References: <200402280103.i1S13RnA030084@speedy.slc.redhat.com> <1081034160.3172.34.camel@localhost.localdomain>
On Sat, Apr 03, 2004 at 06:16:00PM -0500, Diego Novillo wrote:
> I am not sure if teaching fold_stmt to fold &a - 24
> to &a[-3] would confuse other passes. Richard?
No, they should not. Array bounds are *going* to be negative in
fortran, since the user can declare any bounds they like.
I couldn't tell from your message what's breaking.
r~