From mboxrd@z Thu Jan  1 00:00:00 1970
From: "Michael P. Hayes" <michaelh@ongaonga.chch.cri.nz>
To: egcs@cygnus.com
Subject: Memory aliasing
Date: Tue, 14 Oct 1997 17:27:00 -0000
Message-id: <199710150031.NAA18141@ongaonga.chch.cri.nz>
X-SW-Source: 1997-10/msg00554.html

I've noticed that memrefs_conflict_p considers the following operands
to reference conflicting memory:

(mem:QI (plus:QI (reg:QI 8 ar0) (const_int 1)))

(mem:QI (reg:QI 8 ar0))

I wonder if canon_rtx should convert the second operand to

(mem:QI (plus:QI (reg:QI 8 ar0) (const_int 0))) ?