Correct. On Thu, Feb 19, 2015 at 9:03 AM, Kevin Gunn <kevin.g...@canonical.com> wrote:
> right, aren't android base & gmocks are also out of sync ? > br,kg > > On Thu, Feb 19, 2015 at 8:59 AM, Cemil Azizoglu < > cemil.azizo...@canonical.com> wrote: > >> Trusty is not dropped. At least, not because we have moved to C++14. If >> supporting Trusty were as simple as having compiler support, we already >> have that with the PPA for 4.9 Chris pointed out. Though, other reasons >> making that support difficult remain. But those are not related to the >> choice of compiler. >> >> Thanks, >> Cemil >> >> >> On Wed, Feb 18, 2015 at 8:12 PM, Daniel van Vugt < >> daniel.van.v...@canonical.com> wrote: >> >>> We do seem to be guilty of having the same conversations in multiple >>> different places a lot :) >>> >>> Just FYI, the nail is in the coffin. C++14 support landed last night. So >>> trusty is dropped I guess. >>> >>> >>> >>> On 18/02/15 12:43, Daniel van Vugt wrote: >>> >>>> As a compromise why don't we say Mir supports the latest LTS only? >>>> >>>> So 14 months from now, we'll be free to jump to C++14 (and it will be >>>> more mature in implementation by then). But until then, we would stick >>>> to C++11 for trusty. >>>> >>>> >>>> >>>> On 18/02/15 09:39, Daniel van Vugt wrote: >>>> >>>>> I think this is a bad idea. >>>>> >>>>> Supporting trusty with the latest Mir is presently easy, as >>>>> demonstrated: >>>>> https://code.launchpad.net/~vanvugt/mir/revive-trusty/+merge/249789 >>>>> >>>>> Using newer language specs I think is contrary to engineering maturity. >>>>> Because it means we knowingly and needlessly reduce the number of >>>>> distros Mir can support. And we also make the learning curve for people >>>>> even steeper (fewer C++ developers know the new language features). >>>>> >>>>> Overall this will lead to reduced adoption by users and reduced >>>>> participation by developers. We need to be careful and draw the line >>>>> somewhere... stop upgrading to the latest C++ every time one comes >>>>> along. >>>>> >>>>> - Daniel >>>>> >>>>> >>>>> On 17/02/15 20:37, Alexandros Frantzis wrote: >>>>> >>>>>> Hi all, >>>>>> >>>>>> I think it's to time to consider moving from C++11 to C++14 (at least >>>>>> the C++14 features our compilers support). C++14 offers some useful >>>>>> improvements over C++11, like: >>>>>> >>>>>> * std::make_unique() >>>>>> * standard literal suffixes for std::chrono (e.g. auto delay = 10ms;) >>>>>> * std::shared_timed_mutex (aka RW mutex) >>>>>> * generic lambdas >>>>>> * lambda capture initializers (which, importantly, allow moving values >>>>>> into >>>>>> lambdas) >>>>>> >>>>>> Moving to C++14 means that we will not be able to build Mir on a >>>>>> pristine Ubuntu LTS 14.04 system. Note that, even now, Mir cannot be >>>>>> fully built on the LTS because of changes in the Android interfaces. >>>>>> As >>>>>> things currently stand, I believe that dropping support for 14.04 >>>>>> builds >>>>>> in order to allow C++14 is a worthy trade-off. >>>>>> >>>>>> In addition, not supporting 14.04 builds means that we will be able to >>>>>> use all the new features of other libraries we depend on, e.g. >>>>>> gmock/gtest. >>>>>> >>>>>> It's also worth noting that our packages depend on g++-4.9 (which >>>>>> supports the C++14 features we want). >>>>>> >>>>>> I have published an MP introducing C++14 into our codebase: >>>>>> >>>>>> https://code.launchpad.net/~afrantzis/mir/introduce-c++14/ >>>>>> +merge/249988 >>>>>> >>>>>> Let me know what you think. >>>>>> >>>>>> Thanks, >>>>>> Alexandros >>>>>> >>>>>> >>>>> >>>> >>> -- >>> Mir-devel mailing list >>> Mir-devel@lists.ubuntu.com >>> Modify settings or unsubscribe at: https://lists.ubuntu.com/ >>> mailman/listinfo/mir-devel >>> >> >> >> >> -- >> Cemil Azizoglu >> Mir Display Server - Team Lead >> Canonical USA >> >> -- >> Mir-devel mailing list >> Mir-devel@lists.ubuntu.com >> Modify settings or unsubscribe at: >> https://lists.ubuntu.com/mailman/listinfo/mir-devel >> >> > -- Cemil Azizoglu Mir Display Server - Team Lead Canonical USA
-- Mir-devel mailing list Mir-devel@lists.ubuntu.com Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/mir-devel
