Jon and Ben discuss the highlights of the 1.70 and 1.71 releases of Rust.

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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