diff options
Diffstat (limited to 'RELEASES.md')
| -rw-r--r-- | RELEASES.md | 519 |
1 files changed, 513 insertions, 6 deletions
diff --git a/RELEASES.md b/RELEASES.md index fa95df685..0c3a735f5 100644 --- a/RELEASES.md +++ b/RELEASES.md @@ -1,3 +1,510 @@ +Version 1.74.1 (2023-12-07) +=========================== + +- [Resolved spurious STATUS_ACCESS_VIOLATIONs in LLVM](https://github.com/rust-lang/rust/pull/118464) +- [Clarify guarantees for std::mem::discriminant](https://github.com/rust-lang/rust/pull/118006) +- [Fix some subtyping-related regressions](https://github.com/rust-lang/rust/pull/116415) + +Version 1.74.0 (2023-11-16) +========================== + +<a id="1.74.0-Language"></a> + +Language +-------- + +- [Codify that `std::mem::Discriminant<T>` does not depend on any lifetimes in T](https://github.com/rust-lang/rust/pull/104299/) +- [Replace `private_in_public` lint with `private_interfaces` and `private_bounds` per RFC 2145](https://github.com/rust-lang/rust/pull/113126/) + Read more in [RFC 2145](https://rust-lang.github.io/rfcs/2145-type-privacy.html). +- [Allow explicit `#[repr(Rust)]`](https://github.com/rust-lang/rust/pull/114201/) +- [closure field capturing: don't depend on alignment of packed fields](https://github.com/rust-lang/rust/pull/115315/) +- [Enable MIR-based drop-tracking for `async` blocks](https://github.com/rust-lang/rust/pull/107421/) + +<a id="1.74.0-Compiler"></a> + +Compiler +-------- + +- [stabilize combining +bundle and +whole-archive link modifiers](https://github.com/rust-lang/rust/pull/113301/) +- [Stabilize `PATH` option for `--print KIND=PATH`](https://github.com/rust-lang/rust/pull/114183/) +- [Enable ASAN/LSAN/TSAN for `*-apple-ios-macabi`](https://github.com/rust-lang/rust/pull/115644/) +- [Promote loongarch64-unknown-none* to Tier 2](https://github.com/rust-lang/rust/pull/115368/) +- [Add `i686-pc-windows-gnullvm` as a tier 3 target](https://github.com/rust-lang/rust/pull/115687/) + +<a id="1.74.0-Libraries"></a> + +Libraries +--------- + +- [Implement `From<OwnedFd/Handle>` for ChildStdin/out/err](https://github.com/rust-lang/rust/pull/98704/) +- [Implement `From<{&,&mut} [T; N]>` for `Vec<T>` where `T: Clone`](https://github.com/rust-lang/rust/pull/111278/) +- [impl Step for IP addresses](https://github.com/rust-lang/rust/pull/113748/) +- [Implement `From<[T; N]>` for `Rc<[T]>` and `Arc<[T]>`](https://github.com/rust-lang/rust/pull/114041/) +- [`impl TryFrom<char> for u16`](https://github.com/rust-lang/rust/pull/114065/) +- [Stabilize `io_error_other` feature](https://github.com/rust-lang/rust/pull/115453/) +- [Stabilize the `Saturating` type](https://github.com/rust-lang/rust/pull/115477/) +- [Stabilize const_transmute_copy](https://github.com/rust-lang/rust/pull/115520/) + +<a id="1.74.0-Stabilized-APIs"></a> + +Stabilized APIs +--------------- + +- [`core::num::Saturating`](https://doc.rust-lang.org/stable/std/num/struct.Saturating.html) +- [`impl From<io::Stdout> for std::process::Stdio`](https://doc.rust-lang.org/stable/std/process/struct.Stdio.html#impl-From%3CStdout%3E-for-Stdio) +- [`impl From<io::Stderr> for std::process::Stdio`](https://doc.rust-lang.org/stable/std/process/struct.Stdio.html#impl-From%3CStderr%3E-for-Stdio) +- [`impl From<OwnedHandle> for std::process::Child{Stdin, Stdout, Stderr}`](https://doc.rust-lang.org/stable/std/process/struct.Stdio.html#impl-From%3CStderr%3E-for-Stdio) +- [`impl From<OwnedFd> for std::process::Child{Stdin, Stdout, Stderr}`](https://doc.rust-lang.org/stable/std/process/struct.Stdio.html#impl-From%3CStderr%3E-for-Stdio) +- [`std::ffi::OsString::from_encoded_bytes_unchecked`](https://doc.rust-lang.org/stable/std/ffi/struct.OsString.html#method.from_encoded_bytes_unchecked) +- [`std::ffi::OsString::into_encoded_bytes`](https://doc.rust-lang.org/stable/std/ffi/struct.OsString.html#method.into_encoded_bytes) +- [`std::ffi::OsStr::from_encoded_bytes_unchecked`](https://doc.rust-lang.org/stable/std/ffi/struct.OsStr.html#method.from_encoded_bytes_unchecked) +- [`std::ffi::OsStr::as_encoded_bytes`](https://doc.rust-lang.org/stable/std/ffi/struct.OsStr.html#method.as_encoded_bytes) +- [`std::io::Error::other`](https://doc.rust-lang.org/stable/std/io/struct.Error.html#method.other) +- [`impl TryFrom<char> for u16`](https://doc.rust-lang.org/stable/std/primitive.u16.html#impl-TryFrom%3Cchar%3E-for-u16) +- [`impl<T: Clone, const N: usize> From<&[T; N]> for Vec<T>`](https://doc.rust-lang.org/stable/std/vec/struct.Vec.html#impl-From%3C%26%5BT;+N%5D%3E-for-Vec%3CT,+Global%3E) +- [`impl<T: Clone, const N: usize> From<&mut [T; N]> for Vec<T>`](https://doc.rust-lang.org/stable/std/vec/struct.Vec.html#impl-From%3C%26mut+%5BT;+N%5D%3E-for-Vec%3CT,+Global%3E) +- [`impl<T, const N: usize> From<[T; N]> for Arc<[T]>`](https://doc.rust-lang.org/stable/std/sync/struct.Arc.html#impl-From%3C%5BT;+N%5D%3E-for-Arc%3C%5BT%5D,+Global%3E) +- [`impl<T, const N: usize> From<[T; N]> for Rc<[T]>`](https://doc.rust-lang.org/stable/std/rc/struct.Rc.html#impl-From%3C%5BT;+N%5D%3E-for-Rc%3C%5BT%5D,+Global%3E) + +These APIs are now stable in const contexts: + +- [`core::mem::transmute_copy`](https://doc.rust-lang.org/beta/std/mem/fn.transmute_copy.html) +- [`str::is_ascii`](https://doc.rust-lang.org/beta/std/primitive.str.html#method.is_ascii) +- [`[u8]::is_ascii`](https://doc.rust-lang.org/beta/std/primitive.slice.html#method.is_ascii) + +<a id="1.74.0-Cargo"></a> + +Cargo +----- + +- [fix: Set MSRV for internal packages](https://github.com/rust-lang/cargo/pull/12381/) +- [config: merge lists in precedence order](https://github.com/rust-lang/cargo/pull/12515/) +- [fix(update): Clarify meaning of --aggressive as --recursive](https://github.com/rust-lang/cargo/pull/12544/) +- [fix(update): Make `-p` more convenient by being positional](https://github.com/rust-lang/cargo/pull/12545/) +- [feat(help): Add styling to help output ](https://github.com/rust-lang/cargo/pull/12578/) +- [feat(pkgid): Allow incomplete versions when unambigious](https://github.com/rust-lang/cargo/pull/12614/) +- [feat: stabilize credential-process and registry-auth](https://github.com/rust-lang/cargo/pull/12649/) +- [feat(cli): Add '-n' to dry-run](https://github.com/rust-lang/cargo/pull/12660/) +- [Add support for `target.'cfg(..)'.linker`](https://github.com/rust-lang/cargo/pull/12535/) +- [Stabilize `--keep-going`](https://github.com/rust-lang/cargo/pull/12568/) +- [feat: Stabilize lints](https://github.com/rust-lang/cargo/pull/12648/) + +<a id="1.74.0-Rustdoc"></a> + +Rustdoc +------- + +- [Add warning block support in rustdoc](https://github.com/rust-lang/rust/pull/106561/) +- [Accept additional user-defined syntax classes in fenced code blocks](https://github.com/rust-lang/rust/pull/110800/) +- [rustdoc-search: add support for type parameters](https://github.com/rust-lang/rust/pull/112725/) +- [rustdoc: show inner enum and struct in type definition for concrete type](https://github.com/rust-lang/rust/pull/114855/) + +<a id="1.74.0-Compatibility-Notes"></a> + +Compatibility Notes +------------------- + +- [Raise minimum supported Apple OS versions](https://github.com/rust-lang/rust/pull/104385/) +- [make Cell::swap panic if the Cells partially overlap](https://github.com/rust-lang/rust/pull/114795/) +- [Reject invalid crate names in `--extern`](https://github.com/rust-lang/rust/pull/116001/) +- [Don't resolve generic impls that may be shadowed by dyn built-in impls](https://github.com/rust-lang/rust/pull/114941/) + +<a id="1.74.0-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. + +None this cycle. + +Version 1.73.0 (2023-10-05) +========================== + +<a id="1.73.0-Language"></a> + +Language +-------- + +- [Uplift `clippy::fn_null_check` lint as `useless_ptr_null_checks`.](https://github.com/rust-lang/rust/pull/111717/) +- [Make `noop_method_call` warn by default.](https://github.com/rust-lang/rust/pull/111916/) +- [Support interpolated block for `try` and `async` in macros.](https://github.com/rust-lang/rust/pull/112953/) +- [Make `unconditional_recursion` lint detect recursive drops.](https://github.com/rust-lang/rust/pull/113902/) +- [Future compatibility warning for some impls being incorrectly considered not overlapping.](https://github.com/rust-lang/rust/pull/114023/) +- [The `invalid_reference_casting` lint is now **deny-by-default** (instead of allow-by-default)](https://github.com/rust-lang/rust/pull/112431) + +<a id="1.73.0-Compiler"></a> + +Compiler +-------- + +- [Write version information in a `.comment` section like GCC/Clang.](https://github.com/rust-lang/rust/pull/97550/) +- [Add documentation on v0 symbol mangling.](https://github.com/rust-lang/rust/pull/97571/) +- [Stabilize `extern "thiscall"` and `"thiscall-unwind"` ABIs.](https://github.com/rust-lang/rust/pull/114562/) +- [Only check outlives goals on impl compared to trait.](https://github.com/rust-lang/rust/pull/109356/) +- [Infer type in irrefutable slice patterns with fixed length as array.](https://github.com/rust-lang/rust/pull/113199/) +- [Discard default auto trait impls if explicit ones exist.](https://github.com/rust-lang/rust/pull/113312/) +- Add several new tier 3 targets: + - [`aarch64-unknown-teeos`](https://github.com/rust-lang/rust/pull/113480/) + - [`csky-unknown-linux-gnuabiv2`](https://github.com/rust-lang/rust/pull/113658/) + - [`riscv64-linux-android`](https://github.com/rust-lang/rust/pull/112858/) + - [`riscv64gc-unknown-hermit`](https://github.com/rust-lang/rust/pull/114004/) + - [`x86_64-unikraft-linux-musl`](https://github.com/rust-lang/rust/pull/113411/) + - [`x86_64-unknown-linux-ohos`](https://github.com/rust-lang/rust/pull/113061/) +- [Add `wasm32-wasi-preview1-threads` as a tier 2 target.](https://github.com/rust-lang/rust/pull/112922/) + +Refer to Rust's [platform support page][platform-support-doc] +for more information on Rust's tiered platform support. + +<a id="1.73.0-Libraries"></a> + +Libraries +--------- + +- [Add `Read`, `Write` and `Seek` impls for `Arc<File>`.](https://github.com/rust-lang/rust/pull/94748/) +- [Merge functionality of `io::Sink` into `io::Empty`.](https://github.com/rust-lang/rust/pull/98154/) +- [Implement `RefUnwindSafe` for `Backtrace`](https://github.com/rust-lang/rust/pull/100455/) +- [Make `ExitStatus` implement `Default`](https://github.com/rust-lang/rust/pull/106425/) +- [`impl SliceIndex<str> for (Bound<usize>, Bound<usize>)`](https://github.com/rust-lang/rust/pull/111081/) +- [Change default panic handler message format.](https://github.com/rust-lang/rust/pull/112849/) +- [Cleaner `assert_eq!` & `assert_ne!` panic messages.](https://github.com/rust-lang/rust/pull/111071/) +- [Correct the (deprecated) Android `stat` struct definitions.](https://github.com/rust-lang/rust/pull/113130/) + +<a id="1.73.0-Stabilized-APIs"></a> + +Stabilized APIs +--------------- + +- [Unsigned `{integer}::div_ceil`](https://doc.rust-lang.org/stable/std/primitive.u32.html#method.div_ceil) +- [Unsigned `{integer}::next_multiple_of`](https://doc.rust-lang.org/stable/std/primitive.u32.html#method.next_multiple_of) +- [Unsigned `{integer}::checked_next_multiple_of`](https://doc.rust-lang.org/stable/std/primitive.u32.html#method.checked_next_multiple_of) +- [`std::ffi::FromBytesUntilNulError`](https://doc.rust-lang.org/stable/std/ffi/struct.FromBytesUntilNulError.html) +- [`std::os::unix::fs::chown`](https://doc.rust-lang.org/stable/std/os/unix/fs/fn.chown.html) +- [`std::os::unix::fs::fchown`](https://doc.rust-lang.org/stable/std/os/unix/fs/fn.fchown.html) +- [`std::os::unix::fs::lchown`](https://doc.rust-lang.org/stable/std/os/unix/fs/fn.lchown.html) +- [`LocalKey::<Cell<T>>::get`](https://doc.rust-lang.org/stable/std/thread/struct.LocalKey.html#method.get) +- [`LocalKey::<Cell<T>>::set`](https://doc.rust-lang.org/stable/std/thread/struct.LocalKey.html#method.set) +- [`LocalKey::<Cell<T>>::take`](https://doc.rust-lang.org/stable/std/thread/struct.LocalKey.html#method.take) +- [`LocalKey::<Cell<T>>::replace`](https://doc.rust-lang.org/stable/std/thread/struct.LocalKey.html#method.replace) +- [`LocalKey::<RefCell<T>>::with_borrow`](https://doc.rust-lang.org/stable/std/thread/struct.LocalKey.html#method.with_borrow) +- [`LocalKey::<RefCell<T>>::with_borrow_mut`](https://doc.rust-lang.org/stable/std/thread/struct.LocalKey.html#method.with_borrow_mut) +- [`LocalKey::<RefCell<T>>::set`](https://doc.rust-lang.org/stable/std/thread/struct.LocalKey.html#method.set-1) +- [`LocalKey::<RefCell<T>>::take`](https://doc.rust-lang.org/stable/std/thread/struct.LocalKey.html#method.take-1) +- [`LocalKey::<RefCell<T>>::replace`](https://doc.rust-lang.org/stable/std/thread/struct.LocalKey.html#method.replace-1) + +These APIs are now stable in const contexts: + +- [`rc::Weak::new`](https://doc.rust-lang.org/stable/alloc/rc/struct.Weak.html#method.new) +- [`sync::Weak::new`](https://doc.rust-lang.org/stable/alloc/sync/struct.Weak.html#method.new) +- [`NonNull::as_ref`](https://doc.rust-lang.org/stable/core/ptr/struct.NonNull.html#method.as_ref) + +<a id="1.73.0-Cargo"></a> + +Cargo +----- + +- [Encode URL params correctly for `SourceId` in `Cargo.lock`.](https://github.com/rust-lang/cargo/pull/12280/) +- [Bail out an error when using `cargo::` in custom build script.](https://github.com/rust-lang/cargo/pull/12332/) + +<a id="1.73.0-Misc"></a> + +Misc +---- + +<a id="1.73.0-Compatibility-Notes"></a> + +Compatibility Notes +------------------- + +- [Update the minimum external LLVM to 15.](https://github.com/rust-lang/rust/pull/114148/) +- [Check for non-defining uses of return position `impl Trait`.](https://github.com/rust-lang/rust/pull/112842/) + +<a id="1.73.0-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. + +- [Remove LLVM pointee types, supporting only opaque pointers.](https://github.com/rust-lang/rust/pull/105545/) +- [Port PGO/LTO/BOLT optimized build pipeline to Rust.](https://github.com/rust-lang/rust/pull/112235/) +- [Replace in-tree `rustc_apfloat` with the new version of the crate.](https://github.com/rust-lang/rust/pull/113843/) +- [Update to LLVM 17.](https://github.com/rust-lang/rust/pull/114048/) +- [Add `internal_features` lint for internal unstable features.](https://github.com/rust-lang/rust/pull/108955/) +- [Mention style for new syntax in tracking issue template.](https://github.com/rust-lang/rust/pull/113586/) + +Version 1.72.1 (2023-09-19) +=========================== + +- [Adjust codegen change to improve LLVM codegen](https://github.com/rust-lang/rust/pull/115236) +- [rustdoc: Fix self ty params in objects with lifetimes](https://github.com/rust-lang/rust/pull/115276) +- [Fix regression in compile times](https://github.com/rust-lang/rust/pull/114948) +- Resolve some ICE regressions in the compiler: + - [#115215](https://github.com/rust-lang/rust/pull/115215) + - [#115559](https://github.com/rust-lang/rust/pull/115559) + +Version 1.72.0 (2023-08-24) +========================== + +<a id="1.72.0-Language"></a> + +Language +-------- + +- [Replace const eval limit by a lint and add an exponential backoff warning](https://github.com/rust-lang/rust/pull/103877/) +- [expand: Change how `#![cfg(FALSE)]` behaves on crate root](https://github.com/rust-lang/rust/pull/110141/) +- [Stabilize inline asm for LoongArch64](https://github.com/rust-lang/rust/pull/111235/) +- [Uplift `clippy::undropped_manually_drops` lint](https://github.com/rust-lang/rust/pull/111530/) +- [Uplift `clippy::invalid_utf8_in_unchecked` lint](https://github.com/rust-lang/rust/pull/111543/) as `invalid_from_utf8_unchecked` and `invalid_from_utf8` +- [Uplift `clippy::cast_ref_to_mut` lint](https://github.com/rust-lang/rust/pull/111567/) as `invalid_reference_casting` +- [Uplift `clippy::cmp_nan` lint](https://github.com/rust-lang/rust/pull/111818/) as `invalid_nan_comparisons` +- [resolve: Remove artificial import ambiguity errors](https://github.com/rust-lang/rust/pull/112086/) +- [Don't require associated types with Self: Sized bounds in `dyn Trait` objects](https://github.com/rust-lang/rust/pull/112319/) + +<a id="1.72.0-Compiler"></a> + +Compiler +-------- + +- [Remember names of `cfg`-ed out items to mention them in diagnostics](https://github.com/rust-lang/rust/pull/109005/) +- [Support for native WASM exceptions](https://github.com/rust-lang/rust/pull/111322/) +- [Add support for NetBSD/aarch64-be (big-endian arm64).](https://github.com/rust-lang/rust/pull/111326/) +- [Write to stdout if `-` is given as output file](https://github.com/rust-lang/rust/pull/111626/) +- [Force all native libraries to be statically linked when linking a static binary](https://github.com/rust-lang/rust/pull/111698/) +- [Add Tier 3 support for `loongarch64-unknown-none*`](https://github.com/rust-lang/rust/pull/112310/) +- [Prevent `.eh_frame` from being emitted for `-C panic=abort`](https://github.com/rust-lang/rust/pull/112403/) +- [Support 128-bit enum variant in debuginfo codegen](https://github.com/rust-lang/rust/pull/112474/) +- [compiler: update solaris/illumos to enable tsan support.](https://github.com/rust-lang/rust/pull/112039/) + +Refer to Rust's [platform support page][platform-support-doc] +for more information on Rust's tiered platform support. + +<a id="1.72.0-Libraries"></a> + +Libraries +--------- + +- [Document memory orderings of `thread::{park, unpark}`](https://github.com/rust-lang/rust/pull/99587/) +- [io: soften ‘at most one write attempt’ requirement in io::Write::write](https://github.com/rust-lang/rust/pull/107200/) +- [Specify behavior of HashSet::insert](https://github.com/rust-lang/rust/pull/107619/) +- [Relax implicit `T: Sized` bounds on `BufReader<T>`, `BufWriter<T>` and `LineWriter<T>`](https://github.com/rust-lang/rust/pull/111074/) +- [Update runtime guarantee for `select_nth_unstable`](https://github.com/rust-lang/rust/pull/111974/) +- [Return `Ok` on kill if process has already exited](https://github.com/rust-lang/rust/pull/112594/) +- [Implement PartialOrd for `Vec`s over different allocators](https://github.com/rust-lang/rust/pull/112632/) +- [Use 128 bits for TypeId hash](https://github.com/rust-lang/rust/pull/109953/) +- [Don't drain-on-drop in DrainFilter impls of various collections.](https://github.com/rust-lang/rust/pull/104455/) +- [Make `{Arc,Rc,Weak}::ptr_eq` ignore pointer metadata](https://github.com/rust-lang/rust/pull/106450/) + +<a id="1.72.0-Rustdoc"></a> + +Rustdoc +------- + +- [Allow whitespace as path separator like double colon](https://github.com/rust-lang/rust/pull/108537/) +- [Add search result item types after their name](https://github.com/rust-lang/rust/pull/110688/) +- [Search for slices and arrays by type with `[]`](https://github.com/rust-lang/rust/pull/111958/) +- [Clean up type unification and "unboxing"](https://github.com/rust-lang/rust/pull/112233/) + +<a id="1.72.0-Stabilized-APIs"></a> + +Stabilized APIs +--------------- + +- [`impl<T: Send> Sync for mpsc::Sender<T>`](https://doc.rust-lang.org/stable/std/sync/mpsc/struct.Sender.html#impl-Sync-for-Sender%3CT%3E) +- [`impl TryFrom<&OsStr> for &str`](https://doc.rust-lang.org/stable/std/primitive.str.html#impl-TryFrom%3C%26'a+OsStr%3E-for-%26'a+str) +- [`String::leak`](https://doc.rust-lang.org/stable/alloc/string/struct.String.html#method.leak) + +These APIs are now stable in const contexts: + +- [`CStr::from_bytes_with_nul`](https://doc.rust-lang.org/stable/std/ffi/struct.CStr.html#method.from_bytes_with_nul) +- [`CStr::to_bytes`](https://doc.rust-lang.org/stable/std/ffi/struct.CStr.html#method.to_bytes) +- [`CStr::to_bytes_with_nul`](https://doc.rust-lang.org/stable/std/ffi/struct.CStr.html#method.to_bytes_with_nul) +- [`CStr::to_str`](https://doc.rust-lang.org/stable/std/ffi/struct.CStr.html#method.to_str) + +<a id="1.72.0-Cargo"></a> + +Cargo +----- + +- Enable `-Zdoctest-in-workspace` by default. When running each documentation + test, the working directory is set to the root directory of the package the + test belongs to. + [docs](https://doc.rust-lang.org/nightly/cargo/commands/cargo-test.html#working-directory-of-tests) + [#12221](https://github.com/rust-lang/cargo/pull/12221) + [#12288](https://github.com/rust-lang/cargo/pull/12288) +- Add support of the "default" keyword to reset previously set `build.jobs` + parallelism back to the default. + [#12222](https://github.com/rust-lang/cargo/pull/12222) + +<a id="1.72.0-Compatibility-Notes"></a> + +Compatibility Notes +------------------- + +- [Alter `Display` for `Ipv6Addr` for IPv4-compatible addresses](https://github.com/rust-lang/rust/pull/112606/) +- Cargo changed feature name validation check to a hard error. The warning was + added in Rust 1.49. These extended characters aren't allowed on crates.io, so + this should only impact users of other registries, or people who don't publish + to a registry. + [#12291](https://github.com/rust-lang/cargo/pull/12291) +- [Demoted `mips*-unknown-linux-gnu*` targets from host tier 2 to target tier 3 support.](https://github.com/rust-lang/rust/pull/113274) + +Version 1.71.1 (2023-08-03) +=========================== + +- [Fix CVE-2023-38497: Cargo did not respect the umask when extracting dependencies](https://github.com/rust-lang/cargo/security/advisories/GHSA-j3xp-wfr4-hx87) +- [Fix bash completion for users of Rustup](https://github.com/rust-lang/rust/pull/113579) +- [Do not show `suspicious_double_ref_op` lint when calling `borrow()`](https://github.com/rust-lang/rust/pull/112517) +- [Fix ICE: substitute types before checking inlining compatibility](https://github.com/rust-lang/rust/pull/113802) +- [Fix ICE: don't use `can_eq` in `derive(..)` suggestion for missing method](https://github.com/rust-lang/rust/pull/111516) +- [Fix building Rust 1.71.0 from the source tarball](https://github.com/rust-lang/rust/issues/113678) + +Version 1.71.0 (2023-07-13) +========================== + +<a id="1.71.0-Language"></a> + +Language +-------- + +- [Stabilize `raw-dylib`, `link_ordinal`, `import_name_type` and `-Cdlltool`.](https://github.com/rust-lang/rust/pull/109677/) +- [Uplift `clippy::{drop,forget}_{ref,copy}` lints.](https://github.com/rust-lang/rust/pull/109732/) +- [Type inference is more conservative around constrained vars.](https://github.com/rust-lang/rust/pull/110100/) +- [Use fulfillment to check `Drop` impl compatibility](https://github.com/rust-lang/rust/pull/110577/) + +<a id="1.71.0-Compiler"></a> + +Compiler +-------- + +- [Evaluate place expression in `PlaceMention`](https://github.com/rust-lang/rust/pull/104844/), + making `let _ =` patterns more consistent with respect to the borrow checker. +- [Add `--print deployment-target` flag for Apple targets.](https://github.com/rust-lang/rust/pull/105354/) +- [Stabilize `extern "C-unwind"` and friends.](https://github.com/rust-lang/rust/pull/106075/) + The existing `extern "C"` etc. may change behavior for cross-language unwinding in a future release. +- [Update the version of musl used on `*-linux-musl` targets to 1.2.3](https://github.com/rust-lang/rust/pull/107129/), + enabling [time64](https://musl.libc.org/time64.html) on 32-bit systems. +- [Stabilize `debugger_visualizer`](https://github.com/rust-lang/rust/pull/108668/) + for embedding metadata like Microsoft's Natvis. +- [Enable flatten-format-args by default.](https://github.com/rust-lang/rust/pull/109999/) +- [Make `Self` respect tuple constructor privacy.](https://github.com/rust-lang/rust/pull/111245/) +- [Improve niche placement by trying two strategies and picking the better result.](https://github.com/rust-lang/rust/pull/108106/) +- [Use `apple-m1` as the target CPU for `aarch64-apple-darwin`.](https://github.com/rust-lang/rust/pull/109899/) +- [Add Tier 3 support for the `x86_64h-apple-darwin` target.](https://github.com/rust-lang/rust/pull/108795/) +- [Promote `loongarch64-unknown-linux-gnu` to Tier 2 with host tools.](https://github.com/rust-lang/rust/pull/110936/) + +Refer to Rust's [platform support page][platform-support-doc] +for more information on Rust's tiered platform support. + +<a id="1.71.0-Libraries"></a> + +Libraries +--------- +- [Rework handling of recursive panics.](https://github.com/rust-lang/rust/pull/110975/) + Additional panics are allowed while unwinding, as long as they are caught before escaping + a `Drop` implementation, but panicking within a panic hook is now an immediate abort. +- [Loosen `From<&[T]> for Box<[T]>` bound to `T: Clone`.](https://github.com/rust-lang/rust/pull/103406/) +- [Remove unnecessary `T: Send` bound](https://github.com/rust-lang/rust/pull/111134/) + in `Error for mpsc::SendError<T>` and `TrySendError<T>`. +- [Fix docs for `alloc::realloc`](https://github.com/rust-lang/rust/pull/108630/) + to match `Layout` requirements that the size must not exceed `isize::MAX`. +- [Document `const {}` syntax for `std::thread_local`.](https://github.com/rust-lang/rust/pull/110620/) + This syntax was stabilized in Rust 1.59, but not previously mentioned in release notes. + +<a id="1.71.0-Stabilized-APIs"></a> + +Stabilized APIs +--------------- + +- [`CStr::is_empty`](https://doc.rust-lang.org/stable/std/ffi/struct.CStr.html#method.is_empty) +- [`BuildHasher::hash_one`](https://doc.rust-lang.org/stable/std/hash/trait.BuildHasher.html#method.hash_one) +- [`NonZeroI*::is_positive`](https://doc.rust-lang.org/stable/std/num/struct.NonZeroI32.html#method.is_positive) +- [`NonZeroI*::is_negative`](https://doc.rust-lang.org/stable/std/num/struct.NonZeroI32.html#method.is_negative) +- [`NonZeroI*::checked_neg`](https://doc.rust-lang.org/stable/std/num/struct.NonZeroI32.html#method.checked_neg) +- [`NonZeroI*::overflowing_neg`](https://doc.rust-lang.org/stable/std/num/struct.NonZeroI32.html#method.overflowing_neg) +- [`NonZeroI*::saturating_neg`](https://doc.rust-lang.org/stable/std/num/struct.NonZeroI32.html#method.saturating_neg) +- [`NonZeroI*::wrapping_neg`](https://doc.rust-lang.org/stable/std/num/struct.NonZeroI32.html#method.wrapping_neg) +- [`Neg for NonZeroI*`](https://doc.rust-lang.org/stable/std/num/struct.NonZeroI32.html#impl-Neg-for-NonZeroI32) +- [`Neg for &NonZeroI*`](https://doc.rust-lang.org/stable/std/num/struct.NonZeroI32.html#impl-Neg-for-%26NonZeroI32) +- [`From<[T; N]> for (T...)`](https://doc.rust-lang.org/stable/std/primitive.array.html#impl-From%3C%5BT;+1%5D%3E-for-(T,)) + (array to N-tuple for N in 1..=12) +- [`From<(T...)> for [T; N]`](https://doc.rust-lang.org/stable/std/primitive.array.html#impl-From%3C(T,)%3E-for-%5BT;+1%5D) + (N-tuple to array for N in 1..=12) +- [`windows::io::AsHandle for Box<T>`](https://doc.rust-lang.org/stable/std/os/windows/io/trait.AsHandle.html#impl-AsHandle-for-Box%3CT%3E) +- [`windows::io::AsHandle for Rc<T>`](https://doc.rust-lang.org/stable/std/os/windows/io/trait.AsHandle.html#impl-AsHandle-for-Rc%3CT%3E) +- [`windows::io::AsHandle for Arc<T>`](https://doc.rust-lang.org/stable/std/os/windows/io/trait.AsHandle.html#impl-AsHandle-for-Arc%3CT%3E) +- [`windows::io::AsSocket for Box<T>`](https://doc.rust-lang.org/stable/std/os/windows/io/trait.AsSocket.html#impl-AsSocket-for-Box%3CT%3E) +- [`windows::io::AsSocket for Rc<T>`](https://doc.rust-lang.org/stable/std/os/windows/io/trait.AsSocket.html#impl-AsSocket-for-Rc%3CT%3E) +- [`windows::io::AsSocket for Arc<T>`](https://doc.rust-lang.org/stable/std/os/windows/io/trait.AsSocket.html#impl-AsSocket-for-Arc%3CT%3E) + +These APIs are now stable in const contexts: + +- [`<*const T>::read`](https://doc.rust-lang.org/stable/std/primitive.pointer.html#method.read) +- [`<*const T>::read_unaligned`](https://doc.rust-lang.org/stable/std/primitive.pointer.html#method.read_unaligned) +- [`<*mut T>::read`](https://doc.rust-lang.org/stable/std/primitive.pointer.html#method.read-1) +- [`<*mut T>::read_unaligned`](https://doc.rust-lang.org/stable/std/primitive.pointer.html#method.read_unaligned-1) +- [`ptr::read`](https://doc.rust-lang.org/stable/std/ptr/fn.read.html) +- [`ptr::read_unaligned`](https://doc.rust-lang.org/stable/std/ptr/fn.read_unaligned.html) +- [`<[T]>::split_at`](https://doc.rust-lang.org/stable/std/primitive.slice.html#method.split_at) + +<a id="1.71.0-Cargo"></a> + +Cargo +----- +- [Allow named debuginfo options in `Cargo.toml`.](https://github.com/rust-lang/cargo/pull/11958/) +- [Add `workspace_default_members` to the output of `cargo metadata`.](https://github.com/rust-lang/cargo/pull/11978/) +- [Automatically inherit workspace fields when running `cargo new`/`cargo init`.](https://github.com/rust-lang/cargo/pull/12069/) + +<a id="1.71.0-Rustdoc"></a> + +Rustdoc +------- + +- [Add a new `rustdoc::unescaped_backticks` lint for broken inline code.](https://github.com/rust-lang/rust/pull/105848/) +- [Support strikethrough with single tildes.](https://github.com/rust-lang/rust/pull/111152/) (`~~old~~` vs. `~new~`) + +<a id="1.71.0-Misc"></a> + +Misc +---- + +<a id="1.71.0-Compatibility-Notes"></a> + +Compatibility Notes +------------------- + +- [Remove structural match from `TypeId`.](https://github.com/rust-lang/rust/pull/103291/) + Code that uses a constant `TypeId` in a pattern will potentially be broken. + Known cases have already been fixed -- in particular, users of the `log` + crate's `kv_unstable` feature should update to `log v0.4.18` or later. +- [Add a `sysroot` crate to represent the standard library crates.](https://github.com/rust-lang/rust/pull/108865/) + This does not affect stable users, but may require adjustment in tools that build their own standard library. +- [Cargo optimizes its usage under `rustup`.](https://github.com/rust-lang/cargo/pull/11917/) When + Cargo detects it will run `rustc` pointing to a rustup proxy, it'll try bypassing the proxy and + use the underlying binary directly. There are assumptions around the interaction with rustup and + `RUSTUP_TOOLCHAIN`. However, it's not expected to affect normal users. +- [When querying a package, Cargo tries only the original name, all hyphens, and all underscores to + handle misspellings.](https://github.com/rust-lang/cargo/pull/12083/) Previously, Cargo tried each + combination of hyphens and underscores, causing excessive requests to crates.io. +- Cargo now [disallows `RUSTUP_HOME`](https://github.com/rust-lang/cargo/pull/12101/) and + [`RUSTUP_TOOLCHAIN`](https://github.com/rust-lang/cargo/pull/12107/) in the `[env]` configuration + table. This is considered to be not a use case Cargo would like to support, since it will likely + cause problems or lead to confusion. + +<a id="1.71.0-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. + + Version 1.70.0 (2023-06-01) ========================== @@ -60,7 +567,7 @@ Stabilized APIs - [`Default for std::collections::binary_heap::IntoIter`](https://doc.rust-lang.org/stable/std/collections/binary_heap/struct.IntoIter.html) - [`Default for std::collections::btree_map::{IntoIter, Iter, IterMut}`](https://doc.rust-lang.org/stable/std/collections/btree_map/struct.IntoIter.html) - [`Default for std::collections::btree_map::{IntoKeys, Keys}`](https://doc.rust-lang.org/stable/std/collections/btree_map/struct.IntoKeys.html) -- [`Default for std::collections::btree_map::{IntoValues, Values}`](https://doc.rust-lang.org/stable/std/collections/btree_map/struct.IntoKeys.html) +- [`Default for std::collections::btree_map::{IntoValues, Values}`](https://doc.rust-lang.org/stable/std/collections/btree_map/struct.IntoValues.html) - [`Default for std::collections::btree_map::Range`](https://doc.rust-lang.org/stable/std/collections/btree_map/struct.Range.html) - [`Default for std::collections::btree_set::{IntoIter, Iter}`](https://doc.rust-lang.org/stable/std/collections/btree_set/struct.IntoIter.html) - [`Default for std::collections::btree_set::Range`](https://doc.rust-lang.org/stable/std/collections/btree_set/struct.Range.html) @@ -2475,7 +2982,7 @@ related tools. [`OsStr::to_ascii_lowercase`]: https://doc.rust-lang.org/std/ffi/struct.OsStr.html#method.to_ascii_lowercase [`OsStr::to_ascii_uppercase`]: https://doc.rust-lang.org/std/ffi/struct.OsStr.html#method.to_ascii_uppercase [`Peekable::peek_mut`]: https://doc.rust-lang.org/std/iter/struct.Peekable.html#method.peek_mut -[`Rc::decrement_strong_count`]: https://doc.rust-lang.org/std/rc/struct.Rc.html#method.increment_strong_count +[`Rc::decrement_strong_count`]: https://doc.rust-lang.org/std/rc/struct.Rc.html#method.decrement_strong_count [`Rc::increment_strong_count`]: https://doc.rust-lang.org/std/rc/struct.Rc.html#method.increment_strong_count [`Vec::extend_from_within`]: https://doc.rust-lang.org/beta/std/vec/struct.Vec.html#method.extend_from_within [`array::from_mut`]: https://doc.rust-lang.org/beta/std/array/fn.from_mut.html @@ -2484,7 +2991,7 @@ related tools. [`cmp::max_by`]: https://doc.rust-lang.org/beta/std/cmp/fn.max_by.html [`cmp::min_by_key`]: https://doc.rust-lang.org/beta/std/cmp/fn.min_by_key.html [`cmp::min_by`]: https://doc.rust-lang.org/beta/std/cmp/fn.min_by.html -[`f32::is_subnormal`]: https://doc.rust-lang.org/std/primitive.f64.html#method.is_subnormal +[`f32::is_subnormal`]: https://doc.rust-lang.org/std/primitive.f32.html#method.is_subnormal [`f64::is_subnormal`]: https://doc.rust-lang.org/std/primitive.f64.html#method.is_subnormal [ietf6943]: https://datatracker.ietf.org/doc/html/rfc6943#section-3.1.1 @@ -2820,7 +3327,7 @@ Internal Only [`sync::OnceState`]: https://doc.rust-lang.org/stable/std/sync/struct.OnceState.html [`panic::panic_any`]: https://doc.rust-lang.org/stable/std/panic/fn.panic_any.html [`slice::strip_prefix`]: https://doc.rust-lang.org/stable/std/primitive.slice.html#method.strip_prefix -[`slice::strip_suffix`]: https://doc.rust-lang.org/stable/std/primitive.slice.html#method.strip_prefix +[`slice::strip_suffix`]: https://doc.rust-lang.org/stable/std/primitive.slice.html#method.strip_suffix [`Arc::increment_strong_count`]: https://doc.rust-lang.org/nightly/std/sync/struct.Arc.html#method.increment_strong_count [`Arc::decrement_strong_count`]: https://doc.rust-lang.org/nightly/std/sync/struct.Arc.html#method.decrement_strong_count [`slice::fill_with`]: https://doc.rust-lang.org/nightly/std/primitive.slice.html#method.fill_with @@ -7890,7 +8397,7 @@ Compatibility Notes [39379]: https://github.com/rust-lang/rust/pull/39379 [41105]: https://github.com/rust-lang/rust/issues/41105 [`<*const T>::wrapping_offset`]: https://doc.rust-lang.org/std/primitive.pointer.html#method.wrapping_offset -[`<*mut T>::wrapping_offset`]: https://doc.rust-lang.org/std/primitive.pointer.html#method.wrapping_offset +[`<*mut T>::wrapping_offset`]: https://doc.rust-lang.org/std/primitive.pointer.html#method.wrapping_offset-1 [`Duration::checked_add`]: https://doc.rust-lang.org/std/time/struct.Duration.html#method.checked_add [`Duration::checked_div`]: https://doc.rust-lang.org/std/time/struct.Duration.html#method.checked_div [`Duration::checked_mul`]: https://doc.rust-lang.org/std/time/struct.Duration.html#method.checked_mul @@ -8868,7 +9375,7 @@ Stabilized APIs * [`f64::to_radians`](https://doc.rust-lang.org/std/primitive.f64.html#method.to_radians) (in libcore - previously stabilized in libstd) * [`Iterator::sum`](https://doc.rust-lang.org/std/iter/trait.Iterator.html#method.sum) -* [`Iterator::product`](https://doc.rust-lang.org/std/iter/trait.Iterator.html#method.sum) +* [`Iterator::product`](https://doc.rust-lang.org/std/iter/trait.Iterator.html#method.product) * [`Cell::get_mut`](https://doc.rust-lang.org/std/cell/struct.Cell.html#method.get_mut) * [`RefCell::get_mut`](https://doc.rust-lang.org/std/cell/struct.RefCell.html#method.get_mut) |