What's New in Rust 1.65, 1.66, and 1.67

Jon and Ben discuss the highlights of the 1.65, 1.66, and 1.67 releases of Rust. Contributing to Rustacean Station Rustacean Station is a community project; get in touch with us if you’d like to suggest an idea for an episode or offer your services as a host or audio editor! Twitter: @rustaceanfm Discord: Rustacean Station Github: @rustacean-station Email: [email protected] Timestamps & referenced resources [@01:11] - Rust 1.65 [@01:28] - Generic Associated Types More detailed blog post [@06:48] - let-else statements if_chain crate [@16:56] - break from labeled blocks [@19:21] - Splitting Linux debuginfo [@20:44] - Stabilized APIs std::backtrace::Backtrace [@22:41] - RLS deprecation [@23:19] - Changelog deep-dive [@23:30] - Cargo queue reordering Benchmarking results [@24:54] - Niches in data-filled enums [@27:23] - poll_fn and Unpin [@28:05] - Too many personalities [@29:20] - uninit integers are UB Working Group discussion [@33:23] - Uplift let_underscore lint [@35:13] - #[non_exhaustive] on enum variants [@36:27] - Rust 1.66.0 [@36:40] - Explicit discriminants on enums with fields Dark and forbidden secrets RFC [@40:05] - core::hint::black_box Tracking issue discussion [@46:34] - cargo remove [@46:52] - Stabilized APIs Mixed integer operations BTreeMap/Set first/last operations std::os::fd [@50:51] - Changelog deep-dive [@51:10] - Cargo publish changes [@53:33] - Don’t link to libresolv or libiconv on Darwin [@54:41] - sym in asm [@55:18] - Soundness fix for impl Trait [@57:27] - Allow transmutes across lifetimes [@57:45] - Unicode 15 [@58:24] - for loops over Option and Result [@1:00:38] - Rust 1.66.1 Security advisory. Affects primarily users with insteadOf in their git config. Prefer pushInsteadOf instead. You may also be interested in: Rustup 1.25.2 [@1:02:41] - Rust 1.67 [@1:02:45] - #[must_use] on async fn [@1:04:07] - sync::mpsc updated Long-standing mpsc panic The PR crossbeam crate CachePadded AtomicCell [@1:07:52] - Stabilized APIs NonZero*::BITS [@1:08:38] - Changelog deep-dive [@1:08:45] - Ratio-aware decompression limit Original CVE Original fix [@1:10:40] - Ordering of array fields [@1:13:08] - Compilation targets Sony PlayStation 1 target Remove linuxkernel targets Target configuration x86_64-unknown-none [@1:14:45] - Dataflow-based MIR constant propagation [@1:15:37] - The drop order twist The effect on let-chains let-chains tracking issue [@1:20:48] - Inconsistent rounding of 0.5 [@1:23:24] - Android NDK update in 1.68 [@1:23:54] - Help test cargo’s HTTP protocol Credits Intro Theme: Aerocity Audio Editing: Aerocity Hosting Infrastructure: Jon Gjengset Show Notes: Jon Gjengset Hosts: Jon Gjengset and Ben Striegel