What's New in Rust 1.70 and 1.71

Jon and Ben discuss the highlights of the 1.70 and 1.71 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 [@01:20] - Rust 1.70 [@01:22] - Cargo’s sparse protocol by default [@03:47] - OnceCell and OnceLock [@10:56] - IsTerminal [@12:49] - Named debug levels [@14:57] - Enforced stability in the test CLI [@16:45] - Stabilized APIs Add Default impls for iterators Arc::into_inner Option::is_some_and SocketAddrExt [@24:30] - Changelog deep-dive [@24:42] - Use SipHash-1-3 instead of 2-4 [@26:06] - Alignment debug checks for pointer derefs [@27:04] - Relaxed ordering for asm! operands [@27:53] - -Zgitoxide [@28:21] - -Zdirect-minimal-versions [@29:16] - Rust 1.71.0 [@29:25] - C-unwind ABI RFC Unwinding by default? [@36:59] - Debugger visualization attributes Detailed documentation [@37:36] - raw-dylib linking Windows linking docs What is ordinal linking [@38:15] - Upgrade to musl 1.2 [@39:42] - Const-initialized thread locals [@41:14] - Changelog deep-dive [@41:40] - Uplift drop_ref clippy lints [@42:39] - Allow some recursive panics [@43:57] - Optimize cargo under rustup [@45:38] - Avoid excessive registry lookups [@46:28] - Include rust-version in publish [@47:02] - Document more semver rules Adding #[non_exhausting] Making an fn safe MSRV is a minor bump Credits Intro Theme: Aerocity Audio Editing: Aerocity Hosting Infrastructure: Jon Gjengset Show Notes: Jon Gjengset Hosts: Jon Gjengset and Ben Striegel