On 16 Oct 2016, at 17:22, Warner Losh <i...@bsdimp.com> wrote: > > On Sun, Oct 16, 2016 at 5:34 AM, Dimitry Andric <d...@freebsd.org> wrote: >> On 16 Oct 2016, at 12:20, Torfinn Ingolfsen <torfinn.ingolf...@getmail.no> >> wrote: >>> I am trying to build FreeBSD 11.0-stable on a machine which runs: >>> tingo@kg-v7$ uname -a >>> FreeBSD kg-v7.kg4.no 10.1-STABLE FreeBSD 10.1-STABLE #0 r278322: Fri Feb 6 >>> 21:36:01 CET 2015 >>> r...@kg-v7.kg4.no:/usr/obj/usr/src/sys/GENERIC amd64 >>> >>> I have emptied /usr/src and /usr/obj and fetched the latest stable/11 via >>> subversion: >>> tingo@kg-v7$ egrep "^BRANCH|^REVISION" /usr/src/sys/conf/newvers.sh >>> REVISION="11.0" >>> BRANCH="STABLE" >>> >>> But building it (per the procedure in the handbook) fails at the buildworld >>> stage. Both 'make -j5 buildworld' and 'make buildworld' fails, like this: >>> >>> c++: error: unable to execute command: Segmentation fault (core dumped) ... >> Please make sure your stable/10 is at least r286033. > > What's the issue this fixes?
It fixes a possible crash in clang 3.4, which can occur if newer versions of llvm are compiled. Unfortunately this fix only went in after 10.3-RELEASE. > Right now we have safeties in place in > buildworld that indicate we 'support' back to 9 sometime. If that's > not really the case, we need to fix something (either fix so we don't > need this specific revision, or fix the Makefile to indicate we don't > support back that far). The fix was also merged to stable/9 in r286035. As far as I know, we have always required people to upgrade to the latest revision in stable branches before attempting to hop to the next stable branch (or head). -Dimitry
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