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From: "cvs-commit at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug tree-optimization/84646] Missed optimisation for hoisting
 conditions outside nested loops
Date: Thu, 10 Nov 2022 14:19:59 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D84646

--- Comment #10 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The master branch has been updated by Richard Biener <rguenth@gcc.gnu.org>:

https://gcc.gnu.org/g:f1b76811f2c3773e8cabcc07932bf13e82e264db

commit r13-3879-gf1b76811f2c3773e8cabcc07932bf13e82e264db
Author: Richard Biener <rguenther@suse.de>
Date:   Thu Nov 10 15:02:37 2022 +0100

    better PHI copy propagation for forwprop

    We can handle _1 =3D PHI <_1, _2> as a copy.

            PR tree-optimization/84646
            * tree-ssa-forwprop.cc (pass_forwprop::execute): Improve
            copy propagation across PHIs.=