[libc-commits] [libc] [libc][support][UInt] implement 128b popcount (PR #86531)

[Nick Desaulniers via libc-commits]

nickdesaulniers wrote:

> Ah, I should fix up the math_extras, too.

fixed in https://github.com/llvm/llvm-project/pull/86531/commits/457a41d5c31becc23558149231db5fd25492397a, PTAL

https://github.com/llvm/llvm-project/pull/86531