[cfe-dev] [LLVMdev] Reminder: 2.7 code freeze in 1.5 weeks
chandlerc at google.com
Fri Feb 12 17:52:41 PST 2010
On Fri, Feb 12, 2010 at 5:48 PM, Daniel Dunbar <daniel at zuster.org> wrote:
> I am definitely in favor of this if it is ok with Tanya.
> I hope to spend some time in the next few weeks on tracking down
> miscompiles, and it would be great to get Clang to the
> "early-but-usable-beta" stage so it makes sense to roll binaries for
> Tanya, I can also do the x86-32-pc-linux release testing if no one
> else steps up.
I've access to several machines for pc-linux testing, 32bit and 64
bit, amd and intel, as well as several distributions.
> - Daniel
> On Fri, Feb 12, 2010 at 3:02 PM, Douglas Gregor <dgregor at apple.com> wrote:
>> On Feb 12, 2010, at 8:25 AM, David Greene wrote:
>> On Thursday 11 February 2010 18:17:33 Tanya Lattner wrote:
>> Just a reminder that the 2.7 code freeze is on Feb 21st.
>> All major changes should be committed approximately 1 week before the code
>> freeze to ensure adequate testing. Please do your part to keep the tree
>> stable in the days leading up to the code freeze.
>> Since the metadata stuff just settled recently, I like to ask for some time
>> get the non-temporal stuff in. This is really critical for our work here
>> it would be nice to get this into 2.7.
>> Generally, I favor timed releases over feature releases, but... the Clang
>> team would also like a little more time to prepare for the 2.7 release.
>> Specifically, we propose to push back by 2 weeks, with the revised schedule
>> 3/7 - Code Freeze (9PM PST)
>> 3/13 - Pre-release1 released & community testing begins
>> 3/20 - Pre-release1 testing ends
>> 3/27 - Pre-release2 released & community testing begins
>> 4/3 - Pre-release2 testing ends
>> 4/5 - Release
>> Why now?
>> Clang's C++ support is at an important transitional point: we can self-host
>> a Debug build, and are starting to build significant C++ open source
>> projects such as CMake, Firefox, Qt, and even parts of Boost. LLVM 2.7 is
>> the perfect opportunity to enable Clang C++ support by default and announce
>> to the open-source community that we now have something worth looking
>> at. However, we have several known semantic analysis bugs and miscompiles
>> that prevent self-hosting with optimization enabled, cause Firefox to crash
>> on startup, etc. To advertise Clang C++ widely as part of 2.7 while these
>> bugs remain would be embarrassing, but we feel that we can address the major
>> problems with only a two-week slip in the schedule.
>> Clang C++ only gets one big coming-out party (ever); a little more time will
>> make a big difference.
>> - Doug
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