diff --git a/RELEASES.md b/RELEASES.md index 5c1990bb6c97b..a63d4e8a043c6 100644 --- a/RELEASES.md +++ b/RELEASES.md @@ -1,3 +1,202 @@ +Version 1.67.0 (2023-01-26) +========================== + + + +Language +-------- + +- [Make `Sized` predicates coinductive, allowing cycles.](https://github.com/rust-lang/rust/pull/100386/) +- [`#[must_use]` annotations on `async fn` also affect the `Future::Output`.](https://github.com/rust-lang/rust/pull/100633/) +- [Elaborate supertrait obligations when deducing closure signatures.](https://github.com/rust-lang/rust/pull/101834/) +- [Invalid literals are no longer an error under `cfg(FALSE)`.](https://github.com/rust-lang/rust/pull/102944/) +- [Unreserve braced enum variants in value namespace.](https://github.com/rust-lang/rust/pull/103578/) + + + +Compiler +-------- + +- [Enable varargs support for calling conventions other than `C` or `cdecl`.](https://github.com/rust-lang/rust/pull/97971/) +- [Add new MIR constant propagation based on dataflow analysis.](https://github.com/rust-lang/rust/pull/101168/) +- [Optimize field ordering by grouping m\*2^n-sized fields with equivalently aligned ones.](https://github.com/rust-lang/rust/pull/102750/) +- [Stabilize native library modifier `verbatim`.](https://github.com/rust-lang/rust/pull/104360/) + +Added and removed targets: + +- [Add a tier 3 target for PowerPC on AIX](https://github.com/rust-lang/rust/pull/102293/), `powerpc64-ibm-aix`. +- [Add a tier 3 target for the Sony PlayStation 1](https://github.com/rust-lang/rust/pull/102689/), `mipsel-sony-psx`. +- [Add tier 3 `no_std` targets for the QNX Neutrino RTOS](https://github.com/rust-lang/rust/pull/102701/), + `aarch64-unknown-nto-qnx710` and `x86_64-pc-nto-qnx710`. +- [Remove tier 3 `linuxkernel` targets](https://github.com/rust-lang/rust/pull/104015/) (not used by the actual kernel). + +Refer to Rust's [platform support page][platform-support-doc] +for more information on Rust's tiered platform support. + + + +Libraries +--------- + +- [Merge `crossbeam-channel` into `std::sync::mpsc`.](https://github.com/rust-lang/rust/pull/93563/) +- [Fix inconsistent rounding of 0.5 when formatted to 0 decimal places.](https://github.com/rust-lang/rust/pull/102935/) +- [Derive `Eq` and `Hash` for `ControlFlow`.](https://github.com/rust-lang/rust/pull/103084/) +- [Don't build `compiler_builtins` with `-C panic=abort`.](https://github.com/rust-lang/rust/pull/103786/) + + + +Stabilized APIs +--------------- + +- [`{integer}::checked_ilog`](https://doc.rust-lang.org/stable/std/primitive.i32.html#method.checked_ilog) +- [`{integer}::checked_ilog2`](https://doc.rust-lang.org/stable/std/primitive.i32.html#method.checked_ilog2) +- [`{integer}::checked_ilog10`](https://doc.rust-lang.org/stable/std/primitive.i32.html#method.checked_ilog10) +- [`{integer}::ilog`](https://doc.rust-lang.org/stable/std/primitive.i32.html#method.ilog) +- [`{integer}::ilog2`](https://doc.rust-lang.org/stable/std/primitive.i32.html#method.ilog2) +- [`{integer}::ilog10`](https://doc.rust-lang.org/stable/std/primitive.i32.html#method.ilog10) +- [`NonZeroU*::ilog2`](https://doc.rust-lang.org/stable/std/num/struct.NonZeroU32.html#method.ilog2) +- [`NonZeroU*::ilog10`](https://doc.rust-lang.org/stable/std/num/struct.NonZeroU32.html#method.ilog10) +- [`NonZero*::BITS`](https://doc.rust-lang.org/stable/std/num/struct.NonZeroU32.html#associatedconstant.BITS) + +These APIs are now stable in const contexts: + +- [`char::from_u32`](https://doc.rust-lang.org/stable/std/primitive.char.html#method.from_u32) +- [`char::from_digit`](https://doc.rust-lang.org/stable/std/primitive.char.html#method.from_digit) +- [`char::to_digit`](https://doc.rust-lang.org/stable/std/primitive.char.html#method.to_digit) +- [`core::char::from_u32`](https://doc.rust-lang.org/stable/core/char/fn.from_u32.html) +- [`core::char::from_digit`](https://doc.rust-lang.org/stable/core/char/fn.from_digit.html) + + + +Compatibility Notes +------------------- + +- [The layout of `repr(Rust)` types now groups m\*2^n-sized fields with + equivalently aligned ones.](https://github.com/rust-lang/rust/pull/102750/) + This is intended to be an optimization, but it is also known to increase type + sizes in a few cases for the placement of enum tags. As a reminder, the layout + of `repr(Rust)` types is an implementation detail, subject to change. +- [0.5 now rounds to 0 when formatted to 0 decimal places.](https://github.com/rust-lang/rust/pull/102935/) + This makes it consistent with the rest of floating point formatting that + rounds ties toward even digits. +- [Chains of `&&` and `||` will now drop temporaries from their sub-expressions in + evaluation order, left-to-right.](https://github.com/rust-lang/rust/pull/103293/) + Previously, it was "twisted" such that the _first_ expression dropped its + temporaries _last_, after all of the other expressions dropped in order. +- [Underscore suffixes on string literals are now a hard error.](https://github.com/rust-lang/rust/pull/103914/) + This has been a future-compatibility warning since 1.20.0. +- [Stop passing `-export-dynamic` to `wasm-ld`.](https://github.com/rust-lang/rust/pull/105405/) +- [`main` is now mangled as `__main_void` on `wasm32-wasi`.](https://github.com/rust-lang/rust/pull/105468/) +- [Cargo now emits an error if there are multiple registries in the configuration + with the same index URL.](https://github.com/rust-lang/cargo/pull/10592) + + + +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. + +- [Rewrite LLVM's archive writer in Rust.](https://github.com/rust-lang/rust/pull/97485/) + +Version 1.66.1 (2023-01-10) +=========================== + +- Added validation of SSH host keys for git URLs in Cargo ([CVE-2022-46176](https://www.cve.org/CVERecord?id=CVE-2022-46176)) + +Version 1.66.0 (2022-12-15) +========================== + +Language +-------- +- [Permit specifying explicit discriminants on all `repr(Int)` enums](https://github.com/rust-lang/rust/pull/95710/) + ```rust + #[repr(u8)] + enum Foo { + A(u8) = 0, + B(i8) = 1, + C(bool) = 42, + } + ``` +- [Allow transmutes between the same type differing only in lifetimes](https://github.com/rust-lang/rust/pull/101520/) +- [Change constant evaluation errors from a deny-by-default lint to a hard error](https://github.com/rust-lang/rust/pull/102091/) +- [Trigger `must_use` on `impl Trait` for supertraits](https://github.com/rust-lang/rust/pull/102287/) + This makes `impl ExactSizeIterator` respect the existing `#[must_use]` annotation on `Iterator`. +- [Allow `..=X` in patterns](https://github.com/rust-lang/rust/pull/102275/) +- [Uplift `clippy::for_loops_over_fallibles` lint into rustc](https://github.com/rust-lang/rust/pull/99696/) +- [Stabilize `sym` operands in inline assembly](https://github.com/rust-lang/rust/pull/103168/) +- [Update to Unicode 15](https://github.com/rust-lang/rust/pull/101912/) +- [Opaque types no longer imply lifetime bounds](https://github.com/rust-lang/rust/pull/95474/) + This is a soundness fix which may break code that was erroneously relying on this behavior. + +Compiler +-------- +- [Add armv5te-none-eabi and thumbv5te-none-eabi tier 3 targets](https://github.com/rust-lang/rust/pull/101329/) + - Refer to Rust's [platform support page][platform-support-doc] for more + information on Rust's tiered platform support. +- [Add support for linking against macOS universal libraries](https://github.com/rust-lang/rust/pull/98736) + +Libraries +--------- +- [Fix `#[derive(Default)]` on a generic `#[default]` enum adding unnecessary `Default` bounds](https://github.com/rust-lang/rust/pull/101040/) +- [Update to Unicode 15](https://github.com/rust-lang/rust/pull/101821/) + +Stabilized APIs +--------------- + +- [`proc_macro::Span::source_text`](https://doc.rust-lang.org/stable/proc_macro/struct.Span.html#method.source_text) +- [`uX::{checked_add_signed, overflowing_add_signed, saturating_add_signed, wrapping_add_signed}`](https://doc.rust-lang.org/stable/std/primitive.u8.html#method.checked_add_signed) +- [`iX::{checked_add_unsigned, overflowing_add_unsigned, saturating_add_unsigned, wrapping_add_unsigned}`](https://doc.rust-lang.org/stable/std/primitive.i8.html#method.checked_add_unsigned) +- [`iX::{checked_sub_unsigned, overflowing_sub_unsigned, saturating_sub_unsigned, wrapping_sub_unsigned}`](https://doc.rust-lang.org/stable/std/primitive.i8.html#method.checked_sub_unsigned) +- [`BTreeSet::{first, last, pop_first, pop_last}`](https://doc.rust-lang.org/stable/std/collections/struct.BTreeSet.html#method.first) +- [`BTreeMap::{first_key_value, last_key_value, first_entry, last_entry, pop_first, pop_last}`](https://doc.rust-lang.org/stable/std/collections/struct.BTreeMap.html#method.first_key_value) +- [Add `AsFd` implementations for stdio lock types on WASI.](https://github.com/rust-lang/rust/pull/101768/) +- [`impl TryFrom> for Box<[T; N]>`](https://doc.rust-lang.org/stable/std/boxed/struct.Box.html#impl-TryFrom%3CVec%3CT%2C%20Global%3E%3E-for-Box%3C%5BT%3B%20N%5D%2C%20Global%3E) +- [`core::hint::black_box`](https://doc.rust-lang.org/stable/std/hint/fn.black_box.html) +- [`Duration::try_from_secs_{f32,f64}`](https://doc.rust-lang.org/stable/std/time/struct.Duration.html#method.try_from_secs_f32) +- [`Option::unzip`](https://doc.rust-lang.org/stable/std/option/enum.Option.html#method.unzip) +- [`std::os::fd`](https://doc.rust-lang.org/stable/std/os/fd/index.html) + + +Rustdoc +------- + +- [Add Rustdoc warning for invalid HTML tags in the documentation](https://github.com/rust-lang/rust/pull/101720/) + +Cargo +----- + +- [Added `cargo remove` to remove dependencies from Cargo.toml](https://doc.rust-lang.org/nightly/cargo/commands/cargo-remove.html) +- [`cargo publish` now waits for the new version to be downloadable before exiting](https://github.com/rust-lang/cargo/pull/11062) + +See [detailed release notes](https://github.com/rust-lang/cargo/blob/master/CHANGELOG.md#cargo-166-2022-12-15) for more. + +Compatibility Notes +------------------- + +- [Only apply `ProceduralMasquerade` hack to older versions of `rental`](https://github.com/rust-lang/rust/pull/94063/) +- [Don't export `__heap_base` and `__data_end` on wasm32-wasi.](https://github.com/rust-lang/rust/pull/102385/) +- [Don't export `__wasm_init_memory` on WebAssembly.](https://github.com/rust-lang/rust/pull/102426/) +- [Only export `__tls_*` on wasm32-unknown-unknown.](https://github.com/rust-lang/rust/pull/102440/) +- [Don't link to `libresolv` in libstd on Darwin](https://github.com/rust-lang/rust/pull/102766/) +- [Update libstd's libc to 0.2.135 (to make `libstd` no longer pull in `libiconv.dylib` on Darwin)](https://github.com/rust-lang/rust/pull/103277/) +- [Opaque types no longer imply lifetime bounds](https://github.com/rust-lang/rust/pull/95474/) + This is a soundness fix which may break code that was erroneously relying on this behavior. +- [Make `order_dependent_trait_objects` show up in future-breakage reports](https://github.com/rust-lang/rust/pull/102635/) +- [Change std::process::Command spawning to default to inheriting the parent's signal mask](https://github.com/rust-lang/rust/pull/101077/) + +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. + +- [Enable BOLT for LLVM compilation](https://github.com/rust-lang/rust/pull/94381/) +- [Enable LTO for rustc_driver.so](https://github.com/rust-lang/rust/pull/101403/) + Version 1.65.0 (2022-11-03) ========================== diff --git a/src/ci/channel b/src/ci/channel index 65b2df87f7df3..2bf5ad0447d33 100644 --- a/src/ci/channel +++ b/src/ci/channel @@ -1 +1 @@ -beta +stable