Daniel,

When you changed llbuild to require C++14, what platforms did you take into 
account with that change?  If you have already done the assessment here it 
could speed a resolution of a decision.

Thanks,
Ted

> On Dec 13, 2017, at 3:19 PM, Daniel Dunbar via swift-lldb-dev 
> <swift-lldb-...@swift.org> wrote:
> 
> FWIW, llbuild requires C++14.
> 
> We have to do some minor shenanigans to workaround bugs in libstdc++ on 
> 14.04, and our use is probably minimal, but just throwing that out there.
> 
> - Daniel
> 
>> On Dec 13, 2017, at 1:45 PM, Jordan Rose via swift-lldb-dev 
>> <swift-lldb-...@swift.org> wrote:
>> 
>> No one else has commented on this yet today, so I'll put in that I don't 
>> have any objections to this and don't foresee any major problems. The one 
>> place where we'd need to be careful is with LLDB, which imports Swift 
>> headers; if Swift is going to move to C++14, then Swift-LLDB probably has to 
>> as well. LLDB folks, what do you think?
>> 
>> The other thing to check is if our minimum Clang or libstdc++ requirements 
>> on Linux didn't support C++14. It looks like our README is vague on that, 
>> but LLDB already suggests a minimum requirement of Clang 3.5, which is new 
>> enough. I suspect we're okay here.
>> 
>> Jordan
>> 
>> 
>>> On Dec 13, 2017, at 10:36, Saleem Abdulrasool via swift-dev 
>>> <swift-dev@swift.org> wrote:
>>> 
>>> Hi,
>>> 
>>> The newer Windows SDK requires the use of C++14 (the SDK headers use `auto` 
>>> return types without trailing type information).  Joe mentioned that there 
>>> was some interest in switching the rest of swift to C++14 as well.  I 
>>> figured that I would just start a thread here to determine if this is okay 
>>> to do globally rather than just specifically for the Windows builds to 
>>> ensure that we can build the Windows components.
>>> 
>>> Thanks.
>>> 
>>> -- 
>>> Saleem Abdulrasool
>>> compnerd (at) compnerd (dot) org
>>> _______________________________________________
>>> swift-dev mailing list
>>> swift-dev@swift.org
>>> https://lists.swift.org/mailman/listinfo/swift-dev
>> 
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