From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:55146) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ad9Bj-0004n0-K8 for qemu-devel@nongnu.org; Mon, 07 Mar 2016 23:24:04 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1ad9Bg-0006en-CS for qemu-devel@nongnu.org; Mon, 07 Mar 2016 23:24:03 -0500 Received: from mx1.redhat.com ([209.132.183.28]:55184) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ad9Bg-0006eb-7K for qemu-devel@nongnu.org; Mon, 07 Mar 2016 23:24:00 -0500 Date: Tue, 8 Mar 2016 09:53:43 +0530 From: Amit Shah Message-ID: <20160308042343.GL15443@grmbl.mre> References: <56CC2ADA.8060407@redhat.com> <56CC66FE.30702@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Subject: Re: [Qemu-devel] [PULL 0/5] migration pull List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: "Li, Liang Z" Cc: Paolo Bonzini , Juan Quintela , qemu list , "Dr. David Alan Gilbert" , Peter Maydell On (Wed) 24 Feb 2016 [09:27:50], Li, Liang Z wrote: > > It's a bug in the header file, it was fixed in 4.9. > > > > https://gcc.gnu.org/ml/gcc-patches/2013-06/txtvBBiTsFs8g.txt > > > > Amit or Liang, can you restrict the new optimization to GCC 4.9+? > > > > Paolo > > Of course, how about using '#if QEMU_GNUC_PREREQ(4, 9) && defined CONFIG_AVX2_OPT' instead of '#ifdef CONFIG_AVX2_OPT' in cutils.c? Hi Liang, are you going to submit a new series with this? Thanks, Amit