On Fri, Apr 11, 2014 at 8:45 PM, Dave Johansen <davejohansen at gmail.com>wrote: > On Thu, Mar 27, 2014 at 1:31 PM, Dave Johansen <davejohansen at gmail.com>wrote: > >> I'm trying to build ODB on RHEL 5 32-bit and I get some linker errors. >> Here are some examples: >> odb-option-functions.o: In function `__exchange_and_add': >> /opt/rh/devtoolset-1.1/root/usr/lib/gcc/i386-CentOS-linux/4.7.2/../../../../include/c++/4.7.2/ext/atomicity.h:48: >> undefined reference to `__atomic_fetch_add_4' >> odb-profile.o: In function `__exchange_and_add': >> /opt/rh/devtoolset-1.1/root/usr/lib/gcc/i386-CentOS-linux/4.7.2/../../../../include/c++/4.7.2/ext/atomicity.h:48: >> undefined reference to `__atomic_fetch_add_4' >> semantics/relational/odb-name.o: In function `__exchange_and_add': >> /opt/rh/devtoolset-1.1/root/usr/lib/gcc/i386-CentOS-linux/4.7.2/../../../../include/c++/4.7.2/ext/atomicity.h:48: >> undefined reference to `__atomic_fetch_add_4' >> odb-options.o:/opt/rh/devtoolset-1.1/root/usr/lib/gcc/i386-CentOS-linux/4.7.2/../../../../include/c++/4.7.2/ext/atomicity.h:48: >> more undefined references to `__atomic_fetch_add_4' follow >> >> It builds fine on RHEL 5 64-bit. Any ideas what the issue might be? >> >> Thanks, >> Dave >> > > I just tried doing the same build with devtoolset 2 on 32-bit and ran into > the same problem. Any ideas? > Thanks, > Dave > I did a little googling and found this: http://stackoverflow.com/questions/130740/link-error-when-compiling-gcc-atomic-operation-in-32-bit-mode It looks like I need to build the .rpm with a flag that specifies a newer architecture than i386. Is that something I can/should put in the .spec file? Or is it just a flag that I need to pass when calling rpmbuild? Thanks, Dave -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.centos.org/pipermail/centos-devel/attachments/20140411/33319264/attachment-0007.html>