Improving Rust Compiler's CI in 2023

2023/08/03

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The article discusses the efforts made to optimize the build, test, and performance monitoring infrastructure of the Rust compiler. The author highlights the implementation of runtime benchmarks for the Rust benchmark suite as a significant sub-project. They also mention the sponsorship received from the Rust Foundation project grant and Futurewei. The article then delves into three categories: Rust compiler build configuration, Rust benchmark suite, and rustc continuous integration workflows. The author provides details on optimizing the build configuration of rustc using techniques like Profile-guided optimization and BOLT. They also mention the completion of rewriting the PGO script in Python for better maintainability. Overall, the article showcases the ongoing efforts to enhance the Rust compiler's CI and improve its performance.