llvm-project

4b20c746 - [CUDA][Win32] Add `fma(long double,..)` to math forward declares. (#73756)

[CUDA][Win32] Add `fma(long double,..)` to math forward declares. (#73756) As per https://github.com/AdaptiveCpp/AdaptiveCpp/issues/1256 - we are missing the `fma` long double variant for Cpp20 compat with MS-STL.