[$] A deeper look into the GCC Rust front-end

Philip Herron and Arthur Cohen presented anupdate on the "gccrs" GCC front end for the Rust language at the2022 Kangrejos conference. Less thantwo weeks later - and joined by David Faust - they did it again at the 2022 GNU Tools Cauldron.This time, though, they were talking to GCC developers and refocused theirpresentation accordingly; the result was an interesting look into thechallenges of implementing a compiler for Rust.