[Proposal] Requiring Go 1.2 across the board

Nate Finch nate.finch at canonical.com
Fri May 16 12:52:20 UTC 2014


+1
On May 16, 2014 3:53 AM, "William Reade" <william.reade at canonical.com>
wrote:

> +1
>
>
> On Fri, May 16, 2014 at 9:18 AM, Andrew Wilkins <
> andrew.wilkins at canonical.com> wrote:
>
>> On Fri, May 16, 2014 at 3:08 PM, David Cheney <david.cheney at canonical.com
>> > wrote:
>>
>>> Hello,
>>>
>>> This is a proposal that we raise the minimum Go spec from Go 1.1 to Go
>>> 1.2.
>>>
>>> Motivation:
>>>
>>> * Now that T is out, we have to support Juju on two series (Precise
>>> and Trusty[1]) with two compilers, gc and gccgo.
>>> * gccgo-4.9, which is version we using in trusty, supports the Go 1.2
>>> spec
>>> * gc-1.1.2 which is available in a ppa for precise, obviously supports
>>> Go 1.1
>>> * gc-1.2.1 is the shipping compiler on Trusty, it supports Go 1.2
>>>
>>> So now we have three compilers, two versions of gc, and one of gccgo.
>>>
>>> We are in the situation where code written for gccgo under T on ppc64
>>> or armv8 will not pass the bot running Go 1.1.1.
>>>
>>> For this reason I would like to reduce this matrix.
>>>
>>> Recommendation:
>>>
>>> * Get the trusty compiler into a backport ppa for precise[1]
>>> * Upgrade the bot to use that compiler, raising the minimum compiler
>>> spec to 1.2 across the board
>>>
>>
>> SGTM. The bot will be changing soon to a Jenkins lander; seems like an
>> opportune time for making the change.
>>
>>
>>> Thoughts / Discussion / Spoiled fruit ?
>>>
>>> Dave
>>>
>>> [1] I am ignoring the intermediate, non LTS series', as there are no
>>> charms for them, nor do CTS offer support for them. If this is
>>> unacceptable, anything which applies to Precise wrt. backports, also
>>> applies to Q, R and S.
>>>
>>> --
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>>>
>>
>>
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>>
>
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