3b961d113e
Implements the functions `roundeven()`, `roundevenf()`, `roundevenl()` from the roundeven family of functions introduced in C23. Also implements `roundevenf128()`.
libc Documentation ================== The libc documentation is written using the Sphinx documentation generator. It is currently tested with Sphinx 1.1.3. To build the documents into html configure libc with the following cmake options: * -DLLVM_ENABLE_SPHINX=ON * -DLIBC_INCLUDE_DOCS=ON After configuring libc with these options the make rule `docs-libc-html` should be available.