Jon and Ben discuss the highlights of the 1.76, 1.77, and 1.78 releases of Rust.

This episode was recorded as part of a YouTube live stream on
2024-05-18, which you can still
watch.

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Timestamps & referenced resources

[@00:34 ] - Rust 1.76

• [@01:18 ] - ABI compatibility updates
  
  
  
  • The updated ABI section
  
  
  • An interesting article on ABIs in Swift vs Rust
  
  
  
  


• [@08:53 ] - Type names from references
  
  
  
  • type_name
  
  
  • type_name_of_val
  
  
  
  


• [@10:35 ] - Stabilized APIs
  
  
  
  • [@10:56 ] - Result::inspect
  
  
  • [@13:53 ] - Arc::unwrap_or_clone
  
  
  • [@15:25 ] - std::hash::DefaultHasher
  
  
  • [@18:01 ] - ptr::addr_eq
  
  
  
  


• [@21:30 ] - Changelog deep-dive
  
  
  
  • [@21:33 ] - Resize/hide rustdoc bars
  
  
  
  

[@22:40 ] - Rust 1.77

• [@22:51 ] - C-string literals
  
  
  
  • std::ffi::CStr
  
  
  
  


• [@28:20 ] - Support for recursion in async fn


• [@31:43 ] - offset_of!


• [@36:32 ] - Enable strip in release profiles by default


• [@39:35 ] - Stabilized APIs
  
  
  
  • [@39:36 ] - core::net
  
  
  • [@40:59 ] - f64::round_ties_even
  
  
  • [@42:05 ] - Mutex::clear_poison
  
  
  • [@43:43 ] - File::create_new
    
    
    
    • OpenOptions
    
    
    
    
  
  
  
  


• [@46:15 ] - Changelog deep-dive
  
  
  
  • [@46:46 ] - Lint on references to static mut
    
    
    
    • SyncUnsafeCell
    
    
    
    
  
  
  • [@50:05 ] - Undeprecate unstable_features lint
  
  
  • [@51:37 ] - Deny braced macro invocation in let-else
    
    
    
    • Details from dtolnay comment
    
    
    
    
  
  
  • [@55:45 ] - cargo:: in build scripts
  
  
  • [@56:20 ] - Standardized package ID spec in Cargo
  
  
  • [@57:36 ] - slice::first_chunk
  
  
  
  

[@59:55 ] - Rust 1.77.1

Stripping debug info in release builds broke Windows.

[@1:00:58 ] - Rust 1.77.2

Fixes CVE-2024-24576.

Detailed advisory,
fix, and current
logic.

[@1:04:54 ] - Rust 1.78

• [@1:07:55 ] - Diagnostic attributes
  
  
  
  • #[diagnostic] documentation
  
  
  
  


• [@1:13:13 ] - Asserting unsafe preconditions
  
  
  
  • Implementation PR
  
  
  
  


• [@1:19:56 ] - Deterministic realignment


• [@1:23:24 ] - Stabilized APIs
  
  
  
  • [@1:23:33 ] - impl Read for &Stdin
  
  
  • [@1:24:03 ] - Relax bounds on Error trait implementations
  
  
  
  


• [@1:25:40 ] - Compatibility notes
  
  
  
  • [@1:25:40 ] - Windows requirement bump
    
    
    
    • Replace pthread RwLock
    
    
    • Slim reader/writer locks
    
    
    
    
  
  
  • [@1:29:25 ] - LLVM 18 brings *128 ABI change
  
  
  
  


• [@1:32:04 ] - Changelog deep-dive
  
  
  
  • [@1:32:04 ] - Make non-PartialEq-typed consts as patterns a hard error
  
  
  • [@1:34:59 ] - Suggest moving definition if non-found macro_rules! is defined later
  
  
  • [@1:36:08 ] - Stabilize v4 of Cargo lockfile
  
  
  • [@1:37:36 ] - cargo update highlights stale dependencies
  
  
  • [@1:38:23 ] - Deprecate non-extension .cargo/config files
  
  
  • [@1:39:19 ] - Clippy lint assigning_clones
  
  
  • [@1:40:49 ] - Clippy lint incompatible_msrv
  
  
  • [@1:42:22 ] - cargo new stopped commenting in Cargo.toml
  
  
  
  

Credits

Intro Theme: Aerocity

Audio Editing: Aerocity

Hosting Infr