[libc-commits] [libc] [llvm] [libc][math][c23] Add atanbf16 function (PR #184019)

[via libc-commits]

zimmermann6 wrote:

I get an error with the CORE-MATH test suite:
```
zimmerma at biscotte:~/svn/core-math$ CORE_MATH_STD_NAME=atanbf16 CORE_MATH_CHECK_STD=true LIBM=$L ./check.sh atan_bf16
Running exhaustive check in --rndn mode...
FAIL x=inf ref=0x1.92p+0 y=0x0p+0
```

https://github.com/llvm/llvm-project/pull/184019