1.57.0

1.57.0 #

  • Released on: 2 December, 2021
  • Branched from master on: 15 October, 2021

Language #

Compiler #

* Refer to Rust’s [platform support page][platform-support-doc] for more information on Rust’s tiered platform support.

Libraries #

Stabilised APIs #

These APIs are now usable in const contexts:

  • [hint::unreachable_unchecked]

Cargo #

Compatibility notes #

Internal changes #

These changes provide no direct user facing benefits, but represent significant improvements to the internals and overall performance of rustc and related tools.