[LLVMdev] [RFC] Raise minimum required CMake version to 3.0

[Chris Bieneman]

Apple doesn’t ship CMake publicly. Our internal build clusters should all be running 2.8.12.2 or later.

Any OS X users not on CMake 2.8.12.2 can always download install packages from CMake.org <http://cmake.org/>.

-Chris

> On Feb 9, 2015, at 11:46 AM, Chandler Carruth <chandlerc at google.com> wrote:
> 
> 
> On Mon, Feb 9, 2015 at 11:43 AM, Chris Bieneman <beanz at apple.com <mailto:beanz at apple.com>> wrote:
> I’m not too familiar with Ubuntu’s LTS releases, but from some google digging I believe there are 3 active LTS releases.
> 
> 10.04 has CMake 2.8.0 (which is already below our minimum), but 10.04 will be dropping out of LTS this year.
> 12.04 has CMake 2.8.7 (also below our minimum)
> 14.04 has CMake 2.8.12.2, which should also have the fix for MSVC
> 
> Based on this, it might be reasonable to update the minimum to 2.8.12.2 instead of 3.0.0.
> 
> Looks likely to be good. Fedora 20 also has 2.8.12. I assume OS X is good here? Windows I'm not worried about really.

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