This is the mail archive of the
gcc-bugs@gcc.gnu.org
mailing list for the GCC project.
[Bug tree-optimization/24001] Simple redundancy not eliminated
- From: "rguenth at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 22 Sep 2005 08:31:44 -0000
- Subject: [Bug tree-optimization/24001] Simple redundancy not eliminated
- References: <20050921160417.24001.falk@debian.org>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Additional Comments From rguenth at gcc dot gnu dot org 2005-09-22 08:31 -------
load-pre should sink the load and fix the problem at the tree level.
GCSE does it at rtl level for both -O2 and -Os on i686, so maybe costs on
alpha are weird enough to prevent it from doing its work at -O2?
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=24001