[PATCH] D31798: [libc++] Drop support for CRTs older than VS 2015

This revision was automatically updated to reflect the committed changes. Closed by commit rL299743: [libc++] Drop support for CRTs older than VS 2015 (authored by smeenai). Changed prior to commit: https://reviews.llvm.org/D31798?vs=94468&id=94476#toc Repository: rL LLVM https://reviews.ll

[PATCH] D31798: [libc++] Drop support for CRTs older than VS 2015

smeenai created this revision. LLVM dropped support for Visual Studio versions older than 2015 quite some time ago, so I consider it safe to drop libc++'s support for older CRTs. The CRT in Visual Studio 2015 provides a lot of previously missing functions, so targeting it requires less special cas