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Add release notes for 1.77.0

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Josh Stone 2024-03-01 09:24:33 -08:00
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RELEASES.md
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Version 1.77.0 (2024-03-21)
==========================
<a id="1.77.0-Language"></a>
Language
--------
- [Reveal opaque types within the defining body for exhaustiveness checking.](https://github.com/rust-lang/rust/pull/116821/)
- [Stabilize C-string literals.](https://github.com/rust-lang/rust/pull/117472/)
- [Stabilize THIR unsafeck.](https://github.com/rust-lang/rust/pull/117673/)
- [Support async recursive calls (as long as they have indirection).](https://github.com/rust-lang/rust/pull/117703/)
- [Get rid of type-driven traversal in const-eval interning.](https://github.com/rust-lang/rust/pull/119044/)
- [Deny braced macro invocations in let-else.](https://github.com/rust-lang/rust/pull/119062/)
<!-- TODO: remaining T-types changes => lang or compiler? -->
- [error on incorrect implied bounds in wfcheck except for Bevy dependents](https://github.com/rust-lang/rust/pull/118553/)
- [Make inductive cycles in coherence ambiguous always](https://github.com/rust-lang/rust/pull/118649/)
- [fix fn/const items implied bounds and wf check (rebase)](https://github.com/rust-lang/rust/pull/120019/)
<a id="1.77.0-Compiler"></a>
Compiler
--------
- [Include lint `soft_unstable` in future breakage reports.](https://github.com/rust-lang/rust/pull/116274/)
- [Make `i128` and `u128` 16-byte aligned on x86-based targets.](https://github.com/rust-lang/rust/pull/116672/)
- [Add lint `static_mut_ref` to warn on references to mutable statics.](https://github.com/rust-lang/rust/pull/117556/)
- [Undeprecate lint `unstable_features` and make use of it in the compiler.](https://github.com/rust-lang/rust/pull/118639/)
- [Use `--verbose` in diagnostic output.](https://github.com/rust-lang/rust/pull/119129/)
- [Improve spacing between printed tokens.](https://github.com/rust-lang/rust/pull/120227/)
- [Merge the `unused_tuple_struct_fields` lint into `dead_code`.](https://github.com/rust-lang/rust/pull/118297/)
- [Fix coverage instrumentation/reports for non-ASCII source code.](https://github.com/rust-lang/rust/pull/119033/)
- [Promote `riscv32{im|imafc}-unknown-none-elf` targets to tier 2.](https://github.com/rust-lang/rust/pull/118704/)
- Add several new tier 3 targets:
- [`aarch64-unknown-illumos`](https://github.com/rust-lang/rust/pull/112936/)
- [`hexagon-unknown-none-elf`](https://github.com/rust-lang/rust/pull/117601/)
- [`riscv32imafc-esp-espidf`](https://github.com/rust-lang/rust/pull/119738/)
- [`riscv32im-risc0-zkvm-elf`](https://github.com/rust-lang/rust/pull/117958/)
Refer to Rust's [platform support page][platform-support-doc]
for more information on Rust's tiered platform support.
<a id="1.77.0-Libraries"></a>
Libraries
---------
- [Implement `From<&[T; N]>` for `Cow<[T]>`.](https://github.com/rust-lang/rust/pull/113489/)
- [Remove special-case handling of `vec.split_off(0)`.](https://github.com/rust-lang/rust/pull/119917/)
<a id="1.77.0-Stabilized-APIs"></a>
Stabilized APIs
---------------
- [`array::each_ref`](https://doc.rust-lang.org/stable/std/primitive.array.html#method.each_ref)
- [`array::each_mut`](https://doc.rust-lang.org/stable/std/primitive.array.html#method.each_mut)
- [`core::net`](https://doc.rust-lang.org/stable/core/net/index.html)
- [`f32::round_ties_even`](https://doc.rust-lang.org/stable/std/primitive.f32.html#method.round_ties_even)
- [`f64::round_ties_even`](https://doc.rust-lang.org/stable/std/primitive.f64.html#method.round_ties_even)
- [`mem::offset_of!`](https://doc.rust-lang.org/stable/std/mem/macro.offset_of.html)
- [`slice::first_chunk`](https://doc.rust-lang.org/stable/std/primitive.slice.html#method.first_chunk)
- [`slice::first_chunk_mut`](https://doc.rust-lang.org/stable/std/primitive.slice.html#method.first_chunk_mut)
- [`slice::split_first_chunk`](https://doc.rust-lang.org/stable/std/primitive.slice.html#method.split_first_chunk)
- [`slice::split_first_chunk_mut`](https://doc.rust-lang.org/stable/std/primitive.slice.html#method.split_first_chunk_mut)
- [`slice::last_chunk`](https://doc.rust-lang.org/stable/std/primitive.slice.html#method.last_chunk)
- [`slice::last_chunk_mut`](https://doc.rust-lang.org/stable/std/primitive.slice.html#method.last_chunk_mut)
- [`slice::split_last_chunk`](https://doc.rust-lang.org/stable/std/primitive.slice.html#method.split_last_chunk)
- [`slice::split_last_chunk_mut`](https://doc.rust-lang.org/stable/std/primitive.slice.html#method.split_last_chunk_mut)
- [`slice::chunk_by`](https://doc.rust-lang.org/stable/std/primitive.slice.html#method.chunk_by)
- [`slice::chunk_by_mut`](https://doc.rust-lang.org/stable/std/primitive.slice.html#method.chunk_by_mut)
- [`Bound::map`](https://doc.rust-lang.org/stable/std/ops/enum.Bound.html#method.map)
- [`File::create_new`](https://doc.rust-lang.org/stable/std/fs/struct.File.html#method.create_new)
- [`Mutex::clear_poison`](https://doc.rust-lang.org/stable/std/sync/struct.Mutex.html#method.clear_poison)
- [`RwLock::clear_poison`](https://doc.rust-lang.org/stable/std/sync/struct.RwLock.html#method.clear_poison)
<a id="1.77.0-Cargo"></a>
Cargo
-----
- [Extend the build directive syntax with `cargo::`.](https://github.com/rust-lang/cargo/pull/12201/)
- [Stabilize metadata `id` format as `PackageIDSpec`.](https://github.com/rust-lang/cargo/pull/12914/)
- [Pull out as `cargo-util-schemas` as a crate.](https://github.com/rust-lang/cargo/pull/13178/)
- [Strip all debuginfo when debuginfo is not requested.](https://github.com/rust-lang/cargo/pull/13257/)
- [Inherit jobserver from env for all kinds of runners.](https://github.com/rust-lang/cargo/pull/12776/)
- [Deprecate rustc plugin support in cargo.](https://github.com/rust-lang/cargo/pull/13248/)
<a id="1.77.0-Rustdoc"></a>
Rustdoc
-----
- [Allows links in markdown headings.](https://github.com/rust-lang/rust/pull/117662/)
- [Search for tuples and unit by type with `()`.](https://github.com/rust-lang/rust/pull/118194/)
- [Clean up the source sidebar's hide button.](https://github.com/rust-lang/rust/pull/119066/)
- [Prevent JS injection from `localStorage`.](https://github.com/rust-lang/rust/pull/120250/)
<a id="1.77.0-Misc"></a>
Misc
----
- [Use version-sorting for all sorting.](https://github.com/rust-lang/rust/pull/115046/)
<a id="1.77.0-Compatibility-Notes"></a>
Compatibility Notes
-------------------
<!-- TODO -->
<a id="1.77.0-Internal-Changes"></a>
Internal Changes
----------------
These changes do not affect any public interfaces of Rust, but they represent
significant improvements to the performance or internals of rustc and related
tools.
- [Add more weirdness to `weird-exprs.rs`.](https://github.com/rust-lang/rust/pull/119028/)
Version 1.76.0 (2024-02-08)
==========================