From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:50597) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cnN4d-0004IP-Pj for qemu-devel@nongnu.org; Mon, 13 Mar 2017 06:19:32 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1cnN4Z-0000cP-Bk for qemu-devel@nongnu.org; Mon, 13 Mar 2017 06:19:31 -0400 Received: from mail-wm0-x230.google.com ([2a00:1450:400c:c09::230]:38598) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1cnN4Z-0000aa-4l for qemu-devel@nongnu.org; Mon, 13 Mar 2017 06:19:27 -0400 Received: by mail-wm0-x230.google.com with SMTP id t189so35969541wmt.1 for ; Mon, 13 Mar 2017 03:19:25 -0700 (PDT) References: <928382347.7043935.1489394441716.ref@mail.yahoo.com> <928382347.7043935.1489394441716@mail.yahoo.com> From: Alex =?utf-8?Q?Benn=C3=A9e?= In-reply-to: <928382347.7043935.1489394441716@mail.yahoo.com> Date: Mon, 13 Mar 2017 10:19:38 +0000 Message-ID: <87bmt5qy11.fsf@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit Subject: Re: [Qemu-devel] how to enable trace List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: oussema ben khedher Cc: "qemu-devel@nongnu.org" oussema ben khedher writes: > i used simple trace back end to trace guest code running in qemu but when i tried to recompile and disable this trace i have always this problem > undefined reference to `trace_record_write_u64' > thanks for your help It's always worth doing a make clean if you change you configure options. What was your configure command and what exactly did the compiler say? -- Alex Bennée