From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 9C2C83858417; Thu, 2 Sep 2021 02:03:11 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 9C2C83858417 From: "gabravier at gmail dot com" To: gcc-bugs@gcc.gnu.org Subject: [Bug middle-end/25186] (short)(((int)short_var) <<1) should be folded so that the shift is done in the short type Date: Thu, 02 Sep 2021 02:03:11 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: middle-end X-Bugzilla-Version: 4.2.0 X-Bugzilla-Keywords: missed-optimization, TREE X-Bugzilla-Severity: enhancement X-Bugzilla-Who: gabravier at gmail dot com X-Bugzilla-Status: NEW X-Bugzilla-Resolution: X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: --- X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: cc Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-BeenThere: gcc-bugs@gcc.gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Gcc-bugs mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 02 Sep 2021 02:03:11 -0000 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D25186 Gabriel Ravier changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |gabravier at gmail dot com --- Comment #8 from Gabriel Ravier --- So, is there still an optimization problem on that kind of basic thing ? Or have some things in GCC have changed since this time to make this irrelevan= t ? Looking at these same examples at .optimized even in latest trunk still sho= ws the same conversions to int... =F0=9F=A4=94=