Jon and Ben discuss the highlights of the 1.52 and 1.53 releases of Rust.

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Timestamps & referenced resources

[@01:31] - Rust 1.52

• [@01:31] - Stabilized APIs
• [@04:28] - All integer division and remainder APIs made const
• [@07:45] - Rust 1.52.1 and incremental compilation
• [@11:30] - LLVM 12
  • Disable “mutable noalias”
  • Bringing Stack Clash Protection to Clang/x86, the Open Source Way
• [@16:15] - unsafe_op_in_unsafe_fn lint

[@23:03] - Rust 1.53

• [@23:03] - IntoIterator for arrays
• [@26:45] - Unicode identifiers
• [@29:37] - Or patterns
• [@31:05] - Stabilized APIs
  • BITS associated const on numeric primitives
• [@36:36] - {f32, f64}::from_str now parse and print special values (NaN, -0) according to IEEE RFC 754.
• [@38:05] - {f32, f64}::is_subnormal
• [@41:11] - Cargo changes
  • RFC: Make the authors field optional

[@43:52] - Rust 2021 Edition Preview

• [@43:52] - What is an edition?
• [@47:33] - Additions to the prelude
• [@50:54] - Default Cargo feature resolver
• [@51:49] - IntoIterator for arrays
• [@53:09] - Disjoint capture in closures
• [@54:35] - Panic macro consistency
• [@56:00] - Reserving syntax
• [@1:01:38] - Or patterns in macro_rules
• [@1:03:16] - Promoting two warnings to hard errors

Credits

Intro Theme: Aerocity

Audio Editing: Jeremy Jung

Hosting Infrastructure: Jon Gjengset

Show Notes: Ben Striegel

Hosts: Jon Gjengset and Ben Striegel

Transcript: Eric Seppanen