From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:48448) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YyHyF-0002Pd-Um for qemu-devel@nongnu.org; Fri, 29 May 2015 06:57:00 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1YyHyE-0008Qm-R8 for qemu-devel@nongnu.org; Fri, 29 May 2015 06:56:59 -0400 From: =?UTF-8?q?Alex=20Benn=C3=A9e?= Date: Fri, 29 May 2015 11:56:51 +0100 Message-Id: <1432897012-1423-1-git-send-email-alex.bennee@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Subject: [Qemu-devel] [PATCH] configure: don't apply -O2 if extra-cflags sets -O List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-trivial@nongnu.org Cc: =?UTF-8?q?Alex=20Benn=C3=A9e?= , qemu-devel@nongnu.org If your trying to debug and want to force -O0 then don't allow the configure script to try and set -O2. You can use --enable-debug but that enables a lot more stuff by default. Signed-off-by: Alex Bennée --- configure | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/configure b/configure index b707429..be1f354 100755 --- a/configure +++ b/configure @@ -4240,7 +4240,10 @@ if test "$gcov" = "yes" ; then CFLAGS="-fprofile-arcs -ftest-coverage -g $CFLAGS" LDFLAGS="-fprofile-arcs -ftest-coverage $LDFLAGS" elif test "$debug" = "no" ; then - CFLAGS="-O2 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 $CFLAGS" + if test "${EXTRA_CFLAGS#*-O}" = "$EXTRA_CFLAGS"; then + CFLAGS="-O2 $CFLAGS" + fi + CFLAGS="-U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 $CFLAGS" fi ########################################## -- 2.4.1