Add 1.74 release notes #116778
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| Version 1.74.0 (2023-11-16) | ||||||||
| ========================== | ||||||||
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| <a id="1.74.0-Language"></a> | ||||||||
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| Language | ||||||||
| -------- | ||||||||
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| - [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/) | ||||||||
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| <a id="1.74.0-Compiler"></a> | ||||||||
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| Compiler | ||||||||
| -------- | ||||||||
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| - [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/) | ||||||||
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| <a id="1.74.0-Libraries"></a> | ||||||||
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| Libraries | ||||||||
| --------- | ||||||||
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| - [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/) | ||||||||
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| <a id="1.74.0-Stabilized-APIs"></a> | ||||||||
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| Stabilized APIs | ||||||||
| --------------- | ||||||||
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| - [`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) | ||||||||
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| These APIs are now stable in const contexts: | ||||||||
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| - [`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) | ||||||||
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| <a id="1.74.0-Cargo"></a> | ||||||||
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| Cargo | ||||||||
| ----- | ||||||||
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| - [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/) | ||||||||
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| <a id="1.74.0-Rustdoc"></a> | ||||||||
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| Rustdoc | ||||||||
| ------- | ||||||||
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| - [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/) | ||||||||
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| <a id="1.74.0-Compatibility-Notes"></a> | ||||||||
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| Compatibility Notes | ||||||||
| ------------------- | ||||||||
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| - [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/) | ||||||||
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There was a problem hiding this comment. New compat note for #117054:
Suggested change
There was a problem hiding this comment. @Mark-Simulacrum this too was lost in the force push. There was a problem hiding this comment. I have opened a PR to add them back. |
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| <a id="1.74.0-Internal-Changes"></a> | ||||||||
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| Internal Changes | ||||||||
| ---------------- | ||||||||
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| 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. | ||||||||
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| None this cycle. | ||||||||
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| Version 1.73.0 (2023-10-05) | ||||||||
| ========================== | ||||||||
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How did that miss getting a milestone? (now fixed)
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@Mark-Simulacrum your last force-push appears to have lost this addition.