[PATCH] D57625: [TargetLibraryInfo] Update run time support for Windows

[Martin Storsjö via Phabricator via llvm-commits]

mstorsjo added a comment.

In D57625#1386061 <https://reviews.llvm.org/D57625#1386061>, @rnk wrote:

> Do we know when most of these were added? Did the all arrive in more or less the same version? It would be nice to make this conditional on a new enough environment version. That gives users a way to indicate that they are targetting an old CRT if they need to.


They're certainly available since UCRT, but msvcr120.dll (MSVC 2013, aka 18.00) also seems to have at least rint, round, cbrt, exp2. (I'm checking https://sourceforge.net/p/mingw-w64/mingw-w64/ci/master/tree/mingw-w64-crt/lib64/msvcr120.def.in.)


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