|
| 1 | +Version 1.74.0 (2023-11-16) |
| 2 | +========================== |
| 3 | + |
| 4 | +<a id="1.74.0-Language"></a> |
| 5 | + |
| 6 | +Language |
| 7 | +-------- |
| 8 | + |
| 9 | +- [Codify that `std::mem::Discriminant<T>` does not depend on any lifetimes in T](https://github.com/rust-lang/rust/pull/104299/) |
| 10 | +- [Replace `private_in_public` lint with `private_interfaces` and `private_bounds` per RFC 2145](https://github.com/rust-lang/rust/pull/113126/) |
| 11 | + Read more in [RFC 2145](https://rust-lang.github.io/rfcs/2145-type-privacy.html). |
| 12 | +- [Allow explicit `#[repr(Rust)]`](https://github.com/rust-lang/rust/pull/114201/) |
| 13 | +- [closure field capturing: don't depend on alignment of packed fields](https://github.com/rust-lang/rust/pull/115315/) |
| 14 | +- [Enable MIR-based drop-tracking for `async` blocks](https://github.com/rust-lang/rust/pull/107421/) |
| 15 | + |
| 16 | +<a id="1.74.0-Compiler"></a> |
| 17 | + |
| 18 | +Compiler |
| 19 | +-------- |
| 20 | + |
| 21 | +- [stabilize combining +bundle and +whole-archive link modifiers](https://github.com/rust-lang/rust/pull/113301/) |
| 22 | +- [Stabilize `PATH` option for `--print KIND=PATH`](https://github.com/rust-lang/rust/pull/114183/) |
| 23 | +- [Enable ASAN/LSAN/TSAN for `*-apple-ios-macabi`](https://github.com/rust-lang/rust/pull/115644/) |
| 24 | +- [Promote loongarch64-unknown-none* to Tier 2](https://github.com/rust-lang/rust/pull/115368/) |
| 25 | +- [Add `i686-pc-windows-gnullvm` as a tier 3 target](https://github.com/rust-lang/rust/pull/115687/) |
| 26 | + |
| 27 | +<a id="1.74.0-Libraries"></a> |
| 28 | + |
| 29 | +Libraries |
| 30 | +--------- |
| 31 | + |
| 32 | +- [Implement `From<OwnedFd/Handle>` for ChildStdin/out/err](https://github.com/rust-lang/rust/pull/98704/) |
| 33 | +- [Implement `From<{&,&mut} [T; N]>` for `Vec<T>` where `T: Clone`](https://github.com/rust-lang/rust/pull/111278/) |
| 34 | +- [impl Step for IP addresses](https://github.com/rust-lang/rust/pull/113748/) |
| 35 | +- [Implement `From<[T; N]>` for `Rc<[T]>` and `Arc<[T]>`](https://github.com/rust-lang/rust/pull/114041/) |
| 36 | +- [`impl TryFrom<char> for u16`](https://github.com/rust-lang/rust/pull/114065/) |
| 37 | +- [Stabilize `io_error_other` feature](https://github.com/rust-lang/rust/pull/115453/) |
| 38 | +- [Stabilize the `Saturating` type](https://github.com/rust-lang/rust/pull/115477/) |
| 39 | +- [Stabilize const_transmute_copy](https://github.com/rust-lang/rust/pull/115520/) |
| 40 | + |
| 41 | +<a id="1.74.0-Stabilized-APIs"></a> |
| 42 | + |
| 43 | +Stabilized APIs |
| 44 | +--------------- |
| 45 | + |
| 46 | +- [`core::num::Saturating`](https://doc.rust-lang.org/stable/std/num/struct.Saturating.html) |
| 47 | +- [`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) |
| 48 | +- [`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) |
| 49 | +- [`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) |
| 50 | +- [`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) |
| 51 | +- [`std::ffi::OsString::from_encoded_bytes_unchecked`](https://doc.rust-lang.org/stable/std/ffi/struct.OsString.html#method.from_encoded_bytes_unchecked) |
| 52 | +- [`std::ffi::OsString::into_encoded_bytes`](https://doc.rust-lang.org/stable/std/ffi/struct.OsString.html#method.into_encoded_bytes) |
| 53 | +- [`std::ffi::OsStr::from_encoded_bytes_unchecked`](https://doc.rust-lang.org/stable/std/ffi/struct.OsStr.html#method.from_encoded_bytes_unchecked) |
| 54 | +- [`std::ffi::OsStr::as_encoded_bytes`](https://doc.rust-lang.org/stable/std/ffi/struct.OsStr.html#method.as_encoded_bytes) |
| 55 | +- [`std::io::Error::other`](https://doc.rust-lang.org/stable/std/io/struct.Error.html#method.other) |
| 56 | +- [`impl TryFrom<char> for u16`](https://doc.rust-lang.org/stable/std/primitive.u16.html#impl-TryFrom%3Cchar%3E-for-u16) |
| 57 | +- [`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) |
| 58 | +- [`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) |
| 59 | +- [`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) |
| 60 | +- [`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) |
| 61 | + |
| 62 | +These APIs are now stable in const contexts: |
| 63 | + |
| 64 | +- [`core::mem::transmute_copy`](https://doc.rust-lang.org/beta/std/mem/fn.transmute_copy.html) |
| 65 | +- [`str::is_ascii`](https://doc.rust-lang.org/beta/std/primitive.str.html#method.is_ascii) |
| 66 | +- [`[u8]::is_ascii`](https://doc.rust-lang.org/beta/std/primitive.slice.html#method.is_ascii) |
| 67 | + |
| 68 | +<a id="1.74.0-Cargo"></a> |
| 69 | + |
| 70 | +Cargo |
| 71 | +----- |
| 72 | + |
| 73 | +- [fix: Set MSRV for internal packages](https://github.com/rust-lang/cargo/pull/12381/) |
| 74 | +- [config: merge lists in precedence order](https://github.com/rust-lang/cargo/pull/12515/) |
| 75 | +- [fix(update): Clarify meaning of --aggressive as --recursive](https://github.com/rust-lang/cargo/pull/12544/) |
| 76 | +- [fix(update): Make `-p` more convenient by being positional](https://github.com/rust-lang/cargo/pull/12545/) |
| 77 | +- [feat(help): Add styling to help output ](https://github.com/rust-lang/cargo/pull/12578/) |
| 78 | +- [feat(pkgid): Allow incomplete versions when unambigious](https://github.com/rust-lang/cargo/pull/12614/) |
| 79 | +- [feat: stabilize credential-process and registry-auth](https://github.com/rust-lang/cargo/pull/12649/) |
| 80 | +- [feat(cli): Add '-n' to dry-run](https://github.com/rust-lang/cargo/pull/12660/) |
| 81 | +- [Add support for `target.'cfg(..)'.linker`](https://github.com/rust-lang/cargo/pull/12535/) |
| 82 | +- [Stabilize `--keep-going`](https://github.com/rust-lang/cargo/pull/12568/) |
| 83 | +- [feat: Stabilize lints](https://github.com/rust-lang/cargo/pull/12648/) |
| 84 | + |
| 85 | +<a id="1.74.0-Rustdoc"></a> |
| 86 | + |
| 87 | +Rustdoc |
| 88 | +------- |
| 89 | + |
| 90 | +- [Add warning block support in rustdoc](https://github.com/rust-lang/rust/pull/106561/) |
| 91 | +- [Accept additional user-defined syntax classes in fenced code blocks](https://github.com/rust-lang/rust/pull/110800/) |
| 92 | +- [rustdoc-search: add support for type parameters](https://github.com/rust-lang/rust/pull/112725/) |
| 93 | +- [rustdoc: show inner enum and struct in type definition for concrete type](https://github.com/rust-lang/rust/pull/114855/) |
| 94 | + |
| 95 | +<a id="1.74.0-Compatibility-Notes"></a> |
| 96 | + |
| 97 | +Compatibility Notes |
| 98 | +------------------- |
| 99 | + |
| 100 | +- [Raise minimum supported Apple OS versions](https://github.com/rust-lang/rust/pull/104385/) |
| 101 | +- [make Cell::swap panic if the Cells partially overlap](https://github.com/rust-lang/rust/pull/114795/) |
| 102 | +- [Reject invalid crate names in `--extern`](https://github.com/rust-lang/rust/pull/116001/) |
| 103 | +- [Don't resolve generic impls that may be shadowed by dyn built-in impls](https://github.com/rust-lang/rust/pull/114941/) |
| 104 | + |
| 105 | +<a id="1.74.0-Internal-Changes"></a> |
| 106 | + |
| 107 | +Internal Changes |
| 108 | +---------------- |
| 109 | + |
| 110 | +These changes do not affect any public interfaces of Rust, but they represent |
| 111 | +significant improvements to the performance or internals of rustc and related |
| 112 | +tools. |
| 113 | + |
| 114 | +None this cycle. |
| 115 | + |
| 116 | +Version 1.73.0 (2023-10-05) |
| 117 | +========================== |
| 118 | + |
| 119 | +<a id="1.73.0-Language"></a> |
| 120 | + |
| 121 | +Language |
| 122 | +-------- |
| 123 | + |
| 124 | +- [Uplift `clippy::fn_null_check` lint as `useless_ptr_null_checks`.](https://github.com/rust-lang/rust/pull/111717/) |
| 125 | +- [Make `noop_method_call` warn by default.](https://github.com/rust-lang/rust/pull/111916/) |
| 126 | +- [Support interpolated block for `try` and `async` in macros.](https://github.com/rust-lang/rust/pull/112953/) |
| 127 | +- [Make `unconditional_recursion` lint detect recursive drops.](https://github.com/rust-lang/rust/pull/113902/) |
| 128 | +- [Future compatibility warning for some impls being incorrectly considered not overlapping.](https://github.com/rust-lang/rust/pull/114023/) |
| 129 | +- [The `invalid_reference_casting` lint is now **deny-by-default** (instead of allow-by-default)](https://github.com/rust-lang/rust/pull/112431) |
| 130 | + |
| 131 | +<a id="1.73.0-Compiler"></a> |
| 132 | + |
| 133 | +Compiler |
| 134 | +-------- |
| 135 | + |
| 136 | +- [Write version information in a `.comment` section like GCC/Clang.](https://github.com/rust-lang/rust/pull/97550/) |
| 137 | +- [Add documentation on v0 symbol mangling.](https://github.com/rust-lang/rust/pull/97571/) |
| 138 | +- [Stabilize `extern "thiscall"` and `"thiscall-unwind"` ABIs.](https://github.com/rust-lang/rust/pull/114562/) |
| 139 | +- [Only check outlives goals on impl compared to trait.](https://github.com/rust-lang/rust/pull/109356/) |
| 140 | +- [Infer type in irrefutable slice patterns with fixed length as array.](https://github.com/rust-lang/rust/pull/113199/) |
| 141 | +- [Discard default auto trait impls if explicit ones exist.](https://github.com/rust-lang/rust/pull/113312/) |
| 142 | +- Add several new tier 3 targets: |
| 143 | + - [`aarch64-unknown-teeos`](https://github.com/rust-lang/rust/pull/113480/) |
| 144 | + - [`csky-unknown-linux-gnuabiv2`](https://github.com/rust-lang/rust/pull/113658/) |
| 145 | + - [`riscv64-linux-android`](https://github.com/rust-lang/rust/pull/112858/) |
| 146 | + - [`riscv64gc-unknown-hermit`](https://github.com/rust-lang/rust/pull/114004/) |
| 147 | + - [`x86_64-unikraft-linux-musl`](https://github.com/rust-lang/rust/pull/113411/) |
| 148 | + - [`x86_64-unknown-linux-ohos`](https://github.com/rust-lang/rust/pull/113061/) |
| 149 | +- [Add `wasm32-wasi-preview1-threads` as a tier 2 target.](https://github.com/rust-lang/rust/pull/112922/) |
| 150 | + |
| 151 | +Refer to Rust's [platform support page][platform-support-doc] |
| 152 | +for more information on Rust's tiered platform support. |
| 153 | + |
| 154 | +<a id="1.73.0-Libraries"></a> |
| 155 | + |
| 156 | +Libraries |
| 157 | +--------- |
| 158 | + |
| 159 | +- [Add `Read`, `Write` and `Seek` impls for `Arc<File>`.](https://github.com/rust-lang/rust/pull/94748/) |
| 160 | +- [Merge functionality of `io::Sink` into `io::Empty`.](https://github.com/rust-lang/rust/pull/98154/) |
| 161 | +- [Implement `RefUnwindSafe` for `Backtrace`](https://github.com/rust-lang/rust/pull/100455/) |
| 162 | +- [Make `ExitStatus` implement `Default`](https://github.com/rust-lang/rust/pull/106425/) |
| 163 | +- [`impl SliceIndex<str> for (Bound<usize>, Bound<usize>)`](https://github.com/rust-lang/rust/pull/111081/) |
| 164 | +- [Change default panic handler message format.](https://github.com/rust-lang/rust/pull/112849/) |
| 165 | +- [Cleaner `assert_eq!` & `assert_ne!` panic messages.](https://github.com/rust-lang/rust/pull/111071/) |
| 166 | +- [Correct the (deprecated) Android `stat` struct definitions.](https://github.com/rust-lang/rust/pull/113130/) |
| 167 | + |
| 168 | +<a id="1.73.0-Stabilized-APIs"></a> |
| 169 | + |
| 170 | +Stabilized APIs |
| 171 | +--------------- |
| 172 | + |
| 173 | +- [Unsigned `{integer}::div_ceil`](https://doc.rust-lang.org/stable/std/primitive.u32.html#method.div_ceil) |
| 174 | +- [Unsigned `{integer}::next_multiple_of`](https://doc.rust-lang.org/stable/std/primitive.u32.html#method.next_multiple_of) |
| 175 | +- [Unsigned `{integer}::checked_next_multiple_of`](https://doc.rust-lang.org/stable/std/primitive.u32.html#method.checked_next_multiple_of) |
| 176 | +- [`std::ffi::FromBytesUntilNulError`](https://doc.rust-lang.org/stable/std/ffi/struct.FromBytesUntilNulError.html) |
| 177 | +- [`std::os::unix::fs::chown`](https://doc.rust-lang.org/stable/std/os/unix/fs/fn.chown.html) |
| 178 | +- [`std::os::unix::fs::fchown`](https://doc.rust-lang.org/stable/std/os/unix/fs/fn.fchown.html) |
| 179 | +- [`std::os::unix::fs::lchown`](https://doc.rust-lang.org/stable/std/os/unix/fs/fn.lchown.html) |
| 180 | +- [`LocalKey::<Cell<T>>::get`](https://doc.rust-lang.org/stable/std/thread/struct.LocalKey.html#method.get) |
| 181 | +- [`LocalKey::<Cell<T>>::set`](https://doc.rust-lang.org/stable/std/thread/struct.LocalKey.html#method.set) |
| 182 | +- [`LocalKey::<Cell<T>>::take`](https://doc.rust-lang.org/stable/std/thread/struct.LocalKey.html#method.take) |
| 183 | +- [`LocalKey::<Cell<T>>::replace`](https://doc.rust-lang.org/stable/std/thread/struct.LocalKey.html#method.replace) |
| 184 | +- [`LocalKey::<RefCell<T>>::with_borrow`](https://doc.rust-lang.org/stable/std/thread/struct.LocalKey.html#method.with_borrow) |
| 185 | +- [`LocalKey::<RefCell<T>>::with_borrow_mut`](https://doc.rust-lang.org/stable/std/thread/struct.LocalKey.html#method.with_borrow_mut) |
| 186 | +- [`LocalKey::<RefCell<T>>::set`](https://doc.rust-lang.org/stable/std/thread/struct.LocalKey.html#method.set-1) |
| 187 | +- [`LocalKey::<RefCell<T>>::take`](https://doc.rust-lang.org/stable/std/thread/struct.LocalKey.html#method.take-1) |
| 188 | +- [`LocalKey::<RefCell<T>>::replace`](https://doc.rust-lang.org/stable/std/thread/struct.LocalKey.html#method.replace-1) |
| 189 | + |
| 190 | +These APIs are now stable in const contexts: |
| 191 | + |
| 192 | +- [`rc::Weak::new`](https://doc.rust-lang.org/stable/alloc/rc/struct.Weak.html#method.new) |
| 193 | +- [`sync::Weak::new`](https://doc.rust-lang.org/stable/alloc/sync/struct.Weak.html#method.new) |
| 194 | +- [`NonNull::as_ref`](https://doc.rust-lang.org/stable/core/ptr/struct.NonNull.html#method.as_ref) |
| 195 | + |
| 196 | +<a id="1.73.0-Cargo"></a> |
| 197 | + |
| 198 | +Cargo |
| 199 | +----- |
| 200 | + |
| 201 | +- [Encode URL params correctly for `SourceId` in `Cargo.lock`.](https://github.com/rust-lang/cargo/pull/12280/) |
| 202 | +- [Bail out an error when using `cargo::` in custom build script.](https://github.com/rust-lang/cargo/pull/12332/) |
| 203 | + |
| 204 | +<a id="1.73.0-Misc"></a> |
| 205 | + |
| 206 | +Misc |
| 207 | +---- |
| 208 | + |
| 209 | +<a id="1.73.0-Compatibility-Notes"></a> |
| 210 | + |
| 211 | +Compatibility Notes |
| 212 | +------------------- |
| 213 | + |
| 214 | +- [Update the minimum external LLVM to 15.](https://github.com/rust-lang/rust/pull/114148/) |
| 215 | +- [Check for non-defining uses of return position `impl Trait`.](https://github.com/rust-lang/rust/pull/112842/) |
| 216 | + |
| 217 | +<a id="1.73.0-Internal-Changes"></a> |
| 218 | + |
| 219 | +Internal Changes |
| 220 | +---------------- |
| 221 | + |
| 222 | +These changes do not affect any public interfaces of Rust, but they represent |
| 223 | +significant improvements to the performance or internals of rustc and related |
| 224 | +tools. |
| 225 | + |
| 226 | +- [Remove LLVM pointee types, supporting only opaque pointers.](https://github.com/rust-lang/rust/pull/105545/) |
| 227 | +- [Port PGO/LTO/BOLT optimized build pipeline to Rust.](https://github.com/rust-lang/rust/pull/112235/) |
| 228 | +- [Replace in-tree `rustc_apfloat` with the new version of the crate.](https://github.com/rust-lang/rust/pull/113843/) |
| 229 | +- [Update to LLVM 17.](https://github.com/rust-lang/rust/pull/114048/) |
| 230 | +- [Add `internal_features` lint for internal unstable features.](https://github.com/rust-lang/rust/pull/108955/) |
| 231 | +- [Mention style for new syntax in tracking issue template.](https://github.com/rust-lang/rust/pull/113586/) |
| 232 | + |
1 | 233 | Version 1.72.1 (2023-09-19)
|
2 | 234 | ===========================
|
3 | 235 |
|
@@ -112,6 +344,7 @@ Compatibility Notes
|
112 | 344 | this should only impact users of other registries, or people who don't publish
|
113 | 345 | to a registry.
|
114 | 346 | [#12291](https://github.com/rust-lang/cargo/pull/12291)
|
| 347 | +- [Demoted `mips*-unknown-linux-gnu*` targets from host tier 2 to target tier 3 support.](https://github.com/rust-lang/rust/pull/113274) |
115 | 348 |
|
116 | 349 | Version 1.71.1 (2023-08-03)
|
117 | 350 | ===========================
|
|
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