This repository contains two main crates:

• compiler-builtins: symbols that the compiler expects to be available at link time
• libm: a Rust implementation of C math libraries, used to provide implementations in core.

More details are at compiler-builtins/README.md and libm/README.md.

For instructions on contributing, see CONTRIBUTING.md.

• libm may be used under the MIT License
• compiler-builtins may be used under the MIT License and the Apache License, Version 2.0 with the LLVM exception.
• All original contributions must be under all of: the MIT license, the Apache-2.0 license, and the Apache-2.0 license with the LLVM exception.

More details are in LICENSE.txt and libm/LICENSE.txt.