From owner-freebsd-arch@FreeBSD.ORG Thu Aug 28 17:34:18 2014 Return-Path: Delivered-To: freebsd-arch@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id C805299B; Thu, 28 Aug 2014 17:34:18 +0000 (UTC) Received: from mail-la0-x233.google.com (mail-la0-x233.google.com [IPv6:2a00:1450:4010:c03::233]) (using TLSv1 with cipher ECDHE-RSA-RC4-SHA (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 265BB1744; Thu, 28 Aug 2014 17:34:17 +0000 (UTC) Received: by mail-la0-f51.google.com with SMTP id gl10so1330536lab.38 for ; Thu, 28 Aug 2014 10:34:15 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:sender:in-reply-to:references:date:message-id:subject :from:to:cc:content-type; bh=+0FQhe0yUGT0+AA7klK5mULGs8jc7IL36ltiXtmYoE8=; b=b9GHw0qI/hvE2SLz/5XKZ2QKOah3fGOiDfWdSkSeuE0ZRZF+Rk7cWs5HoEo44Qp5I3 E8p7U6JVx6raa4akm165lTsIb0m17zm949zVJbHpwETN8pgzzwjMjL9kL0hDwcxj2MVn SolRERNK7JMVJ34rhsnGQp1xK0RYW3xzptLWhpKVtUTmgy/ea4BIWj/NqGguAv9YCvW/ l9bDWwOUtAUjVLFUECdNkMky2E09vOz/CywXSwatM7TpeLgW56PQ9h3uKRcO6AP/WFEW JPfsxI7bsYbxjarw4KJkPddZdm6UQeXIX0aaSKwch8+qyjCkI2/BM6TnuDdyBwsAReFt FNRg== MIME-Version: 1.0 X-Received: by 10.152.29.1 with SMTP id f1mr5778513lah.47.1409247255887; Thu, 28 Aug 2014 10:34:15 -0700 (PDT) Sender: edschouten@gmail.com Received: by 10.152.144.2 with HTTP; Thu, 28 Aug 2014 10:34:15 -0700 (PDT) In-Reply-To: <20140828171859.GA81757@troutmask.apl.washington.edu> References: <20140828171859.GA81757@troutmask.apl.washington.edu> Date: Thu, 28 Aug 2014 19:34:15 +0200 X-Google-Sender-Auth: nX6Ojn0CJ7ejjcr5ULxt0hEbOek Message-ID: Subject: Re: Lock annotations: enable them for libpthread, libstdthreads From: Ed Schouten To: Steve Kargl Content-Type: text/plain; charset=UTF-8 Cc: freebsd-toolchain@freebsd.org, freebsd-arch@freebsd.org X-BeenThere: freebsd-arch@freebsd.org X-Mailman-Version: 2.1.18-1 Precedence: list List-Id: Discussion related to FreeBSD architecture List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 28 Aug 2014 17:34:18 -0000 On 28 August 2014 19:18, Steve Kargl wrote: > What it is the performance penalty (time and memory)? That is, > buildworld already takes a looooonnnnng time on my system because > of clang. My gut feeling is that impact is minimal. Buildworlds seem to take approximately the same time, mainly because we don't have that many annotated objects/functions/expressions. I will do some measurements. -- Ed Schouten