The Unaligned References Lint Is Now Denied by Default in Rust.

Jon and Ben discuss the highlights of the 1.62, 1.63, and 1.64 releases of Rust.

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Timestamps & referenced resources

[@00:50] - Rust 1.62

• [@00:58] - cargo add
  • Maintaining sorting in TOML files
  • toml_edit
  • cargo-edit
• [@03:37] - #[default] enum variants
  • Generated bounds part of RFC
  • Macro helper attributes
  • Extra bounds on derive
• [@07:36] - Thinner, faster mutexes on Linux
  • Tracking issue
  • Short thread on the change from Mara
  • More details from Mara on pthread mutexes
• [@13:21] - Bare-metal x86_64 target
  • Target triples
  • Tier 2 target policy
  • Tier 2 targets
  • x86_64-unknown-none
  • Custom target triples
• [@22:20] - Stabilized APIs
  • f64::total_cmp
    • Implementing PR
  • Stdin::lines
  • FusedIterator
• [@29:22] - Changelog deep-dive
  • cargo -F for --features
  • unaligned_references lint now warns by default
    • addr_of!

[@31:09] - Rust 1.62.1

Not much to talk about. We also didn’t talk about:

• Rustup 1.25.0
• Rustup 1.25.1

[@31:56] - Rust 1.63

• [@31:56] - Scoped threads
  • The Leakpocalypse issue
  • Pre-Pooping Your Pants With Rust
• [@40:41] - Rust ownership for raw file descriptors
  • Rust I/O Safety RFC
• [@43:45] - const mutex initialization
• [@43:54] - Turbofish and impl Trait arguments
  • Search/replace generics reference
  • Rust reference for turbofish
• [@52:03] - Non-lexical lifetimes migration complete
  • NLL stabilization and borrowck’s future
  • polonius
• [@51:33] - Stabilized APIs
  • array::from_fn
  • Box::into_pin
  • Things Rust-in-Linux needs from Rust
• [@56:27] - Changelog deep-dive
  • cargo --config
  • cargo new test code updated
  • New targets: Apple WatchOS and Nintendo 3DS
  • ​[OsStr]::join
    • The Join trait

[@1:00:24] - Rust 1.64

• [@1:00:32] - IntoFuture
  • Reference in original async/await RFC
  • Original IntoFuture regression
• [@1:03:43] - C-compatible FFI types in core
  • libc crate
  • libcpocalypse
• [@1:09:37] - rust-analyzer component in rustup
  • rust-analyzer proxy binary added to rustup
• [@1:13:19] - Cargo workspace inheritance and multi-target builds
  • Inheriting attributes from the workspace
• [@1:15:58] - Stabilized APIs
  • Stabilization PR for ready!
• [@1:18:03] - Compatibility notes
  • Increasing the glibc and Linux kernel requirements
  • RLS deprecation
• [@1:22:33] - Other changes
  • Profile-Guided Optimization
  • PR landing lint for unused tuple fields
• [@1:25:12] - Changelog deep-dive
  • [build.jobs]
    • Implementing PR for negative values
  • New target: Nintendo Switch
  • Improve derive(Debug)
    • Other internal changes
  • Optimizing Vec::insert

Credits

Intro Theme: Aerocity

Audio Editing: Aerocity

Hosting Infrastructure: Jon Gjengset

Show Notes: Jon Gjengset

Hosts: Jon Gjengset and Ben Striegel