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YJIT - Yet Another Ruby JIT

YJIT has finally been merged upstream, and should be an official part of the Ruby 3.1 release.

For more information on how to build and use YJIT, see the YJIT README.

If you want to report bugs or ask questions about YJIT, please open an issue on this repository. When reporting bugs, please include as much detail as possible regarding your current setup, and the console commands you used to run YJIT.

To cite this project in your publications, please use this bibtex snippet:

  author = {Chevalier-Boisvert, Maxime and Wu, Alan and Patterson, Aaron},
  title = {YJIT - Yet Another Ruby JIT},
  year = {2021},
  publisher = {GitHub},
  journal = {GitHub repository},
  howpublished = {\url{}},