Add initial 1.74 release notes

Author: Mark-Simulacrum

RELEASES.md

@@ -1,3 +1,87 @@
+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/)
+
+<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
+---------------
+
+<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-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/)
+
+<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.
+
+- [Add warning block support in rustdoc](https://github.com/rust-lang/rust/pull/106561/)
+- [Enable -Zdrop-tracking-mir by default](https://github.com/rust-lang/rust/pull/107421/)
+- [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/)
+- [Don't resolve generic impls that may be shadowed by dyn built-in impls](https://github.com/rust-lang/rust/pull/114941/)
+
 Version 1.73.0 (2023-10-05)
 ==========================