On Fri, Aug 22, 2014 at 9:58 AM, Chris Bieneman <be...@apple.com> wrote:
> > On Aug 22, 2014, at 9:53 AM, Daniel Dilts <dilts...@gmail.com> wrote: > > On Fri, Aug 22, 2014 at 9:42 AM, Chris Bieneman <be...@apple.com> wrote: > >> Starting a new thread to loop in cfe-dev and lldb-dev. For those not >> following along there has been a thread on llvm-dev about moving the >> minimum required Visual Studio version to 2013. The motivating reason is >> this will allow us to take advantage of a bunch of C++11 features that are >> not supported by MSVC 2012. >> > > Is there an existing policy on how supported compiler versions are > selected? > > > There was a discussion last year ( > http://lists.cs.uiuc.edu/pipermail/llvmdev/2013-October/066847.html) WRT > allowing LLVM to use C++11 features which established a precedent of > supporting compilers released back for two years, with a special caveat for > Windows. > > -Chris > >From the link: *we support building with the **most recent 2 versions of VS available at the *prior* release. For example** when we branch for 3.4, the two versions will be 2012 and 2013. Those two** would be supported on mainline from then through 3.5, and when we branch** for 3.5 we would re-evaluate. * If that is followed exactly support for VS2012 would not be able to be dropped. However, it is rather easy to get the latest VC++ compiler from Microsoft at no cost (Express edition anybody?), so I don't have any real concern with dropping support for VS2012.
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