[Triumf-linux-users] Upgrading gcc on SLC 6.7

[Art Olin]

My experience is that the upgrade pain is basically from the c11
compiler, so there is little gained by delaying the upgrade.

On 10/10/15 02:01 PM, Frederick Jones wrote:
> Hi Konstantin,
> Thanks for your comments.
> As an expedient I have copied over the devtoolset-2 from
> my CERN account, and that seems to be working.
> We would prefer not to change to CentOS 7 or Ubuntu right now
> as we have a Geant4 major release coming up in a couple
> of months.
> Cheers,
> Fred
>
> Konstantin Olchanski wrote:
>> On Wed, Oct 07, 2015 at 12:32:36PM -0700, Frederick Jones wrote:
>>>
>>> I need to upgrade (or install) to gcc version 4.8.x in order
>>> to support the next version of Geant4.
>>> I heard this is also needed by Root.
>>>
>>> Any pointers or advice?
>>>
>>> I see that there is a package "Developer Toolset" available
>>> that contains gcc 4.8.2:
>>> http://linux.web.cern.ch/linux/devtoolset/
>>>
>>> Looks reasonable.  Has anyone tried this?
>>>
>>
>> el6 (SL6.7) is too out of date for this. Yes, you can kludge it (per
>> above), but the world has moved on.
>>
>> I would say for modern compilers, use Ubuntu or el7 (CentOS 7).
>>
>> I would not recommend el7 (CentOS 7) for your personal desktop (yet),
>> but it looks okey
>> to run on a special software development machine.
>>
>> For a test, both the computing group (kel) and the daq group (me)
>> have el7 machines where you can login and try things.
>>
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