[LLVMdev] [cfe-dev] RFC: A proposal to move toward using C++11 features in LLVM & Clang / bounding support for old host compilers

[Eric Christopher]

On Mon, Nov 11, 2013 at 11:11 AM,  <dag at cray.com> wrote:
> Eric Christopher <echristo at gmail.com> writes:
>
>>     What is so hard about waiting an extra month to give people a
>>     chance to test the new toolchain?
>>
>> You could start now with compiling under C++11 mode. The autoconf and
>> (I think) cmake ability is there now. That should get you your extra
>> month - especially if you count when we started this discussion.
>
> This is very frustrating.  I'm not sure why my message is being lost.
> We need to know the specific version of gcc to test (in our case, others
> are concerned about other toolchains).
>
> In all likelihood everything's going to work perfectly.  But in the past
> we have run into buggy compilers, nonconforming code in our sources,
> etc. and it's a ton of work to track down the problem and fix it.
> That's why the window is important.
>
> We can't start testing until we know what to test.
>

Chandler has been very specific on versions here.

-eric