Mrustc

From Rosetta Code
Mrustc is an implementation of Rust. Other implementations of Rust.
mrustc[1] is Mutabah's Rust Compiler [...] an attempt at creating a simple rust compiler in C++, with the ultimate goal of being a separate re-implementation[1].
  1. https://github.com/thepowersgang/mrustc/blob/master/README.md