From mboxrd@z Thu Jan 1 00:00:00 1970 From: Baruch Siach Date: Thu, 09 Aug 2018 16:14:52 +0300 Subject: [Buildroot] [PATCH] docs/manual: gcc 4.4 is the lowest we are known to work with In-Reply-To: References: <20180805114615.3442-1-yann.morin.1998@free.fr> Message-ID: <87a7pvbs1f.fsf@tkos.co.il> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: buildroot@busybox.net Hi Matt, Matthew Weber writes: > On Sun, Aug 5, 2018 at 6:46 AM Yann E. MORIN wrote: >> >> gcc-2.95 is old. No, it is not old; it is antediluvian. >> >> The odlest gcc version we are testing against is gcc-4.4 (on Holiss' >> autobuilder using RHEL6.5). >> > > Any suggestions if we keep the minimum host compiler requirement at > 4.4, how should I address the below build failures with "error: > '__ATOMIC_ACQUIRE' undeclared " on the RHEL6.5 autobuilder? > http://autobuild.buildroot.net/?reason=host-libselinux-2.7 > > If this was a more recent compiler version issue, I'd dig into the > package and look at up-streaming a compatibility ifdef check. The atomic operations were introduced in gcc version 4.7: https://gcc.gnu.org/gcc-4.7/changes.html baruch -- http://baruch.siach.name/blog/ ~. .~ Tk Open Systems =}------------------------------------------------ooO--U--Ooo------------{= - baruch at tkos.co.il - tel: +972.52.368.4656, http://www.tkos.co.il -