public inbox for gcc-bugs@sourceware.org help / color / mirror / Atom feed
From: "rguenth at gcc dot gnu dot org" <gcc-bugzilla@gcc.gnu.org> To: gcc-bugs@gcc.gnu.org Subject: [Bug tree-optimization/37795] if-combine doesn't optimize != after >= test Date: Sat, 28 Mar 2009 10:02:00 -0000 [thread overview] Message-ID: <20090328100213.432.qmail@sourceware.org> (raw) In-Reply-To: <bug-37795-10053@http.gcc.gnu.org/bugzilla/> ------- Comment #7 from rguenth at gcc dot gnu dot org 2009-03-28 10:02 ------- Subject: Bug 37795 Author: rguenth Date: Sat Mar 28 10:01:56 2009 New Revision: 145170 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=145170 Log: 2009-03-28 Richard Guenther <rguenther@suse.de> PR tree-optimization/37795 * tree.h (combine_comparisons): Declare. * fold-const.c (combine_comparisons): Export. * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive comparisons. (ifcombine_iforif): Use combine_comparisons. * gcc.dg/tree-ssa/ssa-ifcombine-7.c: New testcase. Added: trunk/gcc/testsuite/gcc.dg/tree-ssa/ssa-ifcombine-7.c Modified: trunk/gcc/ChangeLog trunk/gcc/fold-const.c trunk/gcc/testsuite/ChangeLog trunk/gcc/tree-ssa-ifcombine.c trunk/gcc/tree.h -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=37795
next prev parent reply other threads:[~2009-03-28 10:02 UTC|newest] Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top 2008-10-10 10:08 [Bug tree-optimization/37795] New: " rguenth at gcc dot gnu dot org 2008-10-10 10:08 ` [Bug tree-optimization/37795] " rguenth at gcc dot gnu dot org 2008-10-12 18:53 ` rguenth at gcc dot gnu dot org 2008-10-12 20:20 ` ubizjak at gmail dot com 2008-10-12 20:41 ` rguenther at suse dot de 2008-10-12 20:47 ` Andrew Pinski 2008-10-12 20:49 ` pinskia at gmail dot com 2008-10-12 20:52 ` rguenther at suse dot de 2009-03-28 10:02 ` rguenth at gcc dot gnu dot org [this message] 2009-03-28 10:03 ` rguenth at gcc dot gnu dot org
Reply instructions: You may reply publicly to this message via plain-text email using any one of the following methods: * Save the following mbox file, import it into your mail client, and reply-to-all from there: mbox Avoid top-posting and favor interleaved quoting: https://en.wikipedia.org/wiki/Posting_style#Interleaved_style * Reply using the --to, --cc, and --in-reply-to switches of git-send-email(1): git send-email \ --in-reply-to=20090328100213.432.qmail@sourceware.org \ --to=gcc-bugzilla@gcc.gnu.org \ --cc=gcc-bugs@gcc.gnu.org \ /path/to/YOUR_REPLY https://kernel.org/pub/software/scm/git/docs/git-send-email.html * If your mail client supports setting the In-Reply-To header via mailto: links, try the mailto: linkBe sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions for how to clone and mirror all data and code used for this inbox; as well as URLs for read-only IMAP folder(s) and NNTP newsgroup(s).