diff --git a/RELEASES.md b/RELEASES.md index 85266a17550ad..fa95df685aaa4 100644 --- a/RELEASES.md +++ b/RELEASES.md @@ -1,3 +1,139 @@ +Version 1.70.0 (2023-06-01) +========================== + + + +Language +-------- +- [Relax ordering rules for `asm!` operands](https://github.com/rust-lang/rust/pull/105798/) +- [Properly allow macro expanded `format_args` invocations to uses captures](https://github.com/rust-lang/rust/pull/106505/) +- [Lint ambiguous glob re-exports](https://github.com/rust-lang/rust/pull/107880/) +- [Perform const and unsafe checking for expressions in `let _ = expr` position.](https://github.com/rust-lang/rust/pull/102256/) + + + +Compiler +-------- +- [Extend -Cdebuginfo with new options and named aliases](https://github.com/rust-lang/rust/pull/109808/) + This provides a smaller version of debuginfo for cases that only need line number information + (`-Cdebuginfo=line-tables-only`), which may eventually become the default for `-Cdebuginfo=1`. +- [Make `unused_allocation` lint against `Box::new` too](https://github.com/rust-lang/rust/pull/104363/) +- [Detect uninhabited types early in const eval](https://github.com/rust-lang/rust/pull/109435/) +- [Switch to LLD as default linker for {arm,thumb}v4t-none-eabi](https://github.com/rust-lang/rust/pull/109721/) +- [Add tier 3 target `loongarch64-unknown-linux-gnu`](https://github.com/rust-lang/rust/pull/96971) +- [Add tier 3 target for `i586-pc-nto-qnx700` (QNX Neutrino RTOS, version 7.0)](https://github.com/rust-lang/rust/pull/109173/), +- [Insert alignment checks for pointer dereferences as debug assertions](https://github.com/rust-lang/rust/pull/98112) + This catches undefined behavior at runtime, and may cause existing code to fail. + +Refer to Rust's [platform support page][platform-support-doc] +for more information on Rust's tiered platform support. + + + +Libraries +--------- +- [Document NonZeroXxx layout guarantees](https://github.com/rust-lang/rust/pull/94786/) +- [Windows: make `Command` prefer non-verbatim paths](https://github.com/rust-lang/rust/pull/96391/) +- [Implement Default for some alloc/core iterators](https://github.com/rust-lang/rust/pull/99929/) +- [Fix handling of trailing bare CR in str::lines](https://github.com/rust-lang/rust/pull/100311/) +- [allow negative numeric literals in `concat!`](https://github.com/rust-lang/rust/pull/106844/) +- [Add documentation about the memory layout of `Cell`](https://github.com/rust-lang/rust/pull/106921/) +- [Use `partial_cmp` to implement tuple `lt`/`le`/`ge`/`gt`](https://github.com/rust-lang/rust/pull/108157/) +- [Stabilize `atomic_as_ptr`](https://github.com/rust-lang/rust/pull/108419/) +- [Stabilize `nonnull_slice_from_raw_parts`](https://github.com/rust-lang/rust/pull/97506/) +- [Partial stabilization of `once_cell`](https://github.com/rust-lang/rust/pull/105587/) +- [Stabilize `nonzero_min_max`](https://github.com/rust-lang/rust/pull/106633/) +- [Flatten/inline format_args!() and (string and int) literal arguments into format_args!()](https://github.com/rust-lang/rust/pull/106824/) +- [Stabilize movbe target feature](https://github.com/rust-lang/rust/pull/107711/) +- [don't splice from files into pipes in io::copy](https://github.com/rust-lang/rust/pull/108283/) +- [Add a builtin unstable `FnPtr` trait that is implemented for all function pointers](https://github.com/rust-lang/rust/pull/108080/) + This extends `Debug`, `Pointer`, `Hash`, `PartialEq`, `Eq`, `PartialOrd`, and `Ord` + implementations for function pointers with all ABIs. + + + +Stabilized APIs +--------------- + +- [`NonZero*::MIN/MAX`](https://doc.rust-lang.org/stable/std/num/struct.NonZeroI8.html#associatedconstant.MIN) +- [`BinaryHeap::retain`](https://doc.rust-lang.org/stable/std/collections/struct.BinaryHeap.html#method.retain) +- [`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::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) +- [`Default for std::collections::linked_list::{IntoIter, Iter, IterMut}`](https://doc.rust-lang.org/stable/alloc/collections/linked_list/struct.IntoIter.html) +- [`Default for std::vec::IntoIter`](https://doc.rust-lang.org/stable/alloc/vec/struct.IntoIter.html#impl-Default-for-IntoIter%3CT,+A%3E) +- [`Default for std::iter::Chain`](https://doc.rust-lang.org/stable/std/iter/struct.Chain.html) +- [`Default for std::iter::Cloned`](https://doc.rust-lang.org/stable/std/iter/struct.Cloned.html) +- [`Default for std::iter::Copied`](https://doc.rust-lang.org/stable/std/iter/struct.Copied.html) +- [`Default for std::iter::Enumerate`](https://doc.rust-lang.org/stable/std/iter/struct.Enumerate.html) +- [`Default for std::iter::Flatten`](https://doc.rust-lang.org/stable/std/iter/struct.Flatten.html) +- [`Default for std::iter::Fuse`](https://doc.rust-lang.org/stable/std/iter/struct.Fuse.html) +- [`Default for std::iter::Rev`](https://doc.rust-lang.org/stable/std/iter/struct.Rev.html) +- [`Default for std::slice::Iter`](https://doc.rust-lang.org/stable/std/slice/struct.Iter.html) +- [`Default for std::slice::IterMut`](https://doc.rust-lang.org/stable/std/slice/struct.IterMut.html) +- [`Rc::into_inner`](https://doc.rust-lang.org/stable/alloc/rc/struct.Rc.html#method.into_inner) +- [`Arc::into_inner`](https://doc.rust-lang.org/stable/alloc/sync/struct.Arc.html#method.into_inner) +- [`std::cell::OnceCell`](https://doc.rust-lang.org/stable/std/cell/struct.OnceCell.html) +- [`Option::is_some_and`](https://doc.rust-lang.org/stable/std/option/enum.Option.html#method.is_some_and) +- [`NonNull::slice_from_raw_parts`](https://doc.rust-lang.org/stable/std/ptr/struct.NonNull.html#method.slice_from_raw_parts) +- [`Result::is_ok_and`](https://doc.rust-lang.org/stable/std/result/enum.Result.html#method.is_ok_and) +- [`Result::is_err_and`](https://doc.rust-lang.org/stable/std/result/enum.Result.html#method.is_err_and) +- [`std::sync::atomic::Atomic*::as_ptr`](https://doc.rust-lang.org/stable/std/sync/atomic/struct.AtomicU8.html#method.as_ptr) +- [`std::io::IsTerminal`](https://doc.rust-lang.org/stable/std/io/trait.IsTerminal.html) +- [`std::os::linux::net::SocketAddrExt`](https://doc.rust-lang.org/stable/std/os/linux/net/trait.SocketAddrExt.html) +- [`std::os::unix::net::UnixDatagram::bind_addr`](https://doc.rust-lang.org/stable/std/os/unix/net/struct.UnixDatagram.html#method.bind_addr) +- [`std::os::unix::net::UnixDatagram::connect_addr`](https://doc.rust-lang.org/stable/std/os/unix/net/struct.UnixDatagram.html#method.connect_addr) +- [`std::os::unix::net::UnixDatagram::send_to_addr`](https://doc.rust-lang.org/stable/std/os/unix/net/struct.UnixDatagram.html#method.send_to_addr) +- [`std::os::unix::net::UnixListener::bind_addr`](https://doc.rust-lang.org/stable/std/os/unix/net/struct.UnixListener.html#method.bind_addr) +- [`std::path::Path::as_mut_os_str`](https://doc.rust-lang.org/stable/std/path/struct.Path.html#method.as_mut_os_str) +- [`std::sync::OnceLock`](https://doc.rust-lang.org/stable/std/sync/struct.OnceLock.html) + + + +Cargo +----- + +- [Add `CARGO_PKG_README`](https://github.com/rust-lang/cargo/pull/11645/) +- [Make `sparse` the default protocol for crates.io](https://github.com/rust-lang/cargo/pull/11791/) +- [Accurately show status when downgrading dependencies](https://github.com/rust-lang/cargo/pull/11839/) +- [Use registry.default for login/logout](https://github.com/rust-lang/cargo/pull/11949/) +- [Stabilize `cargo logout`](https://github.com/rust-lang/cargo/pull/11950/) + + + +Misc +---- + +- [Stabilize rustdoc `--test-run-directory`](https://github.com/rust-lang/rust/pull/103682/) + + + +Compatibility Notes +------------------- + +- [Prevent stable `libtest` from supporting `-Zunstable-options`](https://github.com/rust-lang/rust/pull/109044/) +- [Perform const and unsafe checking for expressions in `let _ = expr` position.](https://github.com/rust-lang/rust/pull/102256/) +- [WebAssembly targets enable `sign-ext` and `mutable-globals` features in codegen](https://github.com/rust-lang/rust/issues/109807) + This may cause incompatibility with older execution environments. +- [Insert alignment checks for pointer dereferences as debug assertions](https://github.com/rust-lang/rust/pull/98112) + This catches undefined behavior at runtime, and may cause existing code to fail. + + + +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. + +- [Upgrade to LLVM 16](https://github.com/rust-lang/rust/pull/109474/) +- [Use SipHash-1-3 instead of SipHash-2-4 for StableHasher](https://github.com/rust-lang/rust/pull/107925/) + Version 1.69.0 (2023-04-20) ==========================