[libc-commits] [libc] [libc][math] Implement double-precision acosh, asinh, atanh, cosh, sinh and tanh hyperbolic math functions (PR #199451)

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lntue wrote:

> > Hi again! Do make separate PRs for each so its easier for reviewing
> 
> Ok, got it! I’ll split them into separate PRs to make reviewing easier.

Also add MPFR tests in libc/test/src/math folder, not just smoke tests, and they will need to be correctly rounded: https://libc.llvm.org/headers/math/index.html#implementation-requirements-goals

https://github.com/llvm/llvm-project/pull/199451