[llvm-dev] [cfe-dev] Fwd: Raising CMake minimum version to 3.4.3
Chris Bieneman via llvm-dev
llvm-dev at lists.llvm.org
Tue May 3 12:29:42 PDT 2016
This approach sounds great to me.
Chris M let me know separately that GreenDragon is on CMake 3.5.
I belive Galina and Takumi maintain the largest chunk of remaining public bots. Do either of you have any thoughts on this?
> On May 3, 2016, at 11:19 AM, Renato Golin <renato.golin at linaro.org> wrote:
> On 3 May 2016 at 17:07, Chris Bieneman via cfe-dev
> <cfe-dev at lists.llvm.org> wrote:
>> Since there seems to be no strong objections remaining I’d like to propose the following timeline and process:
>> 4/23 - I will send another follow-up email reminding everyone of this change and timeline
>> 4/30 - I will send a final notice an hour before making the change to the LLVM, Clang, Compiler-RT, Clang-Tools-Extra, LibCXX, LibCXXABI and Test-Suite repos
>> During the week of 4/30 I will revert as necessary if bots fail. Hopefully having the change permanently landed by the middle of the week.
>> Does this sound agreeable to everyone?
> I'd like to propose a different approach. How about we do this the
> other way around? Maybe we should try the "move first, fix later",
> than the "break first, despair later".
> This week we (Linaro) have finished our buildbot migration, all of
> them running on CMake 3.4.3. I'd like to see if other bot maintainers
> could take the same effort before a certain date.
> So, we can still have the same dates (in May, of course), but with
> different "labels":
> Soon, you send an announcement:
> * Saying the consensus is to move to CMake 3.4.3 as well as a
> compiled CMake for all platforms,
> * That the technical reason is strong enough to do so, even if it
> incurs more work to some people,
> * That *ALL* bot owners should migrate as soon as possible (no later
> than 30th).
> On 23rd, you send a reminder to the list informing all bot owners that
> time is running out.
> * If they can't do it, who could help them
> * If they need push in the CMake community, or a new stable release,
> it's better to have it now than then
> On 30th, you do the migration as you proposed.
> It's all the same, but with the difference that we're involving all
> bot owners, and hopefully not having to revert too many times such a
> troublesome change (CMake changes always mess up the bots anyway).
> Anyway, for ARM/AArch64, we're good to go.
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