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2024-08-01Rollup merge of #128433 - hermit-os:hermit-unsafe_op_in_unsafe_fn, r=joboetMatthias Krüger-55/+58
fix(hermit): `deny(unsafe_op_in_unsafe_fn)` Tracking issue: https://github.com/rust-lang/rust/issues/127747 r? workingjubilee CC: ``@stlankes``
2024-08-02chore: refactor backtrace formattingKonippi-7/+2
2024-08-01fix(os/hermit): `deny(unsafe_op_in_unsafe_fn)`Martin Kröning-0/+1
Signed-off-by: Martin Kröning <martin.kroening@eonerc.rwth-aachen.de>
2024-08-01fix(pal/hermit): `deny(unsafe_op_in_unsafe_fn)`Martin Kröning-20/+40
Signed-off-by: Martin Kröning <martin.kroening@eonerc.rwth-aachen.de>
2024-08-01refactor(pal/hermit): make `ENV` a non-mutable staticMartin Kröning-19/+15
Signed-off-by: Martin Kröning <martin.kroening@eonerc.rwth-aachen.de>
2024-08-01Rollup merge of #128416 - maurer:remove-android-hack, r=tgross35Matthias Krüger-106/+2
android: Remove libstd hacks for unsupported Android APIs Our minimum supported API version is 21, remove hacks to support older Android APIs. try-job: arm-android r? tgross35
2024-08-01Auto merge of #128461 - matthiaskrgr:rollup-3dpp11g, r=matthiaskrgrbors-3/+3
Rollup of 7 pull requests Successful merges: - #123813 (Add `REDUNDANT_IMPORTS` lint for new redundant import detection) - #126697 ([RFC] mbe: consider the `_` in 2024 an expression) - #127159 (match lowering: Hide `Candidate` from outside the lowering algorithm) - #128244 (Peel off explicit (or implicit) deref before suggesting clone on move error in borrowck, remove some hacks) - #128431 (Add myself as VxWorks target maintainer for reference) - #128438 (Add special-case for [T, 0] in dropck_outlives) - #128457 (Fix docs for OnceLock::get_mut_or_init) r? `@ghost` `@rustbot` modify labels: rollup
2024-08-01Rollup merge of #128162 - ChrisDenton:cleanup, r=joboetMatthias Krüger-41/+28
Cleanup sys module to match house style This moves a test file out of sys as it's just testing std types. Also cleans up some assorted bits including making the `use` statements match the house style.
2024-08-01Rollup merge of #127567 - joboet:once_wait, r=AmanieuMatthias Krüger-94/+298
std: implement the `once_wait` feature Tracking issue: #127527 This additionally adds a `wait_force` method to `Once` that doesn't panic on poison. I also took the opportunity and cleaned up up the code of the queue-based implementation a bit.
2024-07-31Fix docs for OnceLock::get_mut_or_initJuniper Tyree-3/+3
2024-07-31std: fix busy-waiting in `Once::wait_force`, add more testsjoboet-4/+55
2024-07-31std: implement the `once_wait` featurejoboet-94/+247
2024-07-31Remove unneeded `pub(crate)`Chris Denton-1/+1
2024-07-31Rollup merge of #128388 - beetrees:f16-f128-slightly-improve-windows-abi, ↵Matthias Krüger-1/+3
r=tgross35 Match LLVM ABI in `extern "C"` functions for `f128` on Windows As MSVC doesn't support `_Float128`, x86-64 Windows doesn't have a defined ABI for `f128`. Currently, Rust will pass and return `f128` indirectly for `extern "C"` functions. This is inconsistent with LLVM, which passes and returns `f128` in XMM registers, meaning that e.g. the ABI of `extern "C"` compiler builtins won't match. This PR fixes this discrepancy by making the x86-64 Windows `extern "C"` ABI pass `f128` directly through to LLVM, so that Rust will follow whatever LLVM does. This still leaves the difference between LLVM and GCC (https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115054) but this PR is still an improvement as at least Rust is now consistent with it's primary codegen backend and compiler builtins from `compiler-builtins` will now work. I've also fixed the x86-64 Windows `has_reliable_f16` match arm in `std` `build.rs` to refer to the correct target, and added an equivalent match arm to `has_reliable_f128` as the LLVM-GCC ABI difference affects both `f16` and `f128`. Tracking issue: #116909 try-job: x86_64-msvc try-job: x86_64-mingw
2024-07-31Rollup merge of #128387 - liigo:patch-14, r=tgross35Matthias Krüger-1/+1
More detailed note to deprecate ONCE_INIT
2024-07-31refactor(pal/hermit): use default impl of `GlobalAlloc::alloc_zeroed`Martin Kröning-10/+0
Signed-off-by: Martin Kröning <martin.kroening@eonerc.rwth-aachen.de>
2024-07-31refactor(pal/hermit): return `!` to satisfy rust-analyzerMartin Kröning-7/+3
This silences this rust-analyzer-specific error: `expected !, found ()` Signed-off-by: Martin Kröning <martin.kroening@eonerc.rwth-aachen.de>
2024-07-31PinCoerceUnsized trait into coreXiangfei Ding-0/+5
2024-07-31android: Remove libstd hacks for unsupported Android APIsMatthew Maurer-106/+2
Our minimum supported API version is 21, remove hacks to support older Android APIs.
2024-07-30Move Windows implementation of anon pipeChris Denton-21/+12
2024-07-30Match LLVM ABI in `extern "C"` functions for `f128` on Windowsbeetrees-1/+3
2024-07-30Cleanup sys module to match house styleChris Denton-19/+15
2024-07-30Auto merge of #128083 - Mark-Simulacrum:bump-bootstrap, r=albertlarsan68bors-11/+6
Bump bootstrap compiler to new beta https://forge.rust-lang.org/release/process.html#master-bootstrap-update-t-2-day-tuesday
2024-07-30More detailed note to deprecate ONCE_INITLiigo Zhuang-1/+1
2024-07-30Rollup merge of #128315 - zetanumbers:psvita-unsafe-in-unsafe, r=workingjubileeMatthias Krüger-37/+5
Fix vita build of std and forbid unsafe in unsafe in the os/vita module See #127747 r? `@workingjubilee` `@pheki` `@nikarh`
2024-07-30Insert some blank lines.Nicholas Nethercote-0/+2
After things that are immediately followed by a `use` declaration and look like they might apply to that `use` item but actually don't.
2024-07-30Move a comment.Nicholas Nethercote-1/+1
In #125443 this comment ended up in the wrong spot. I'm not sure why; after careful checking this was the only case I could find like this.
2024-07-29Sparkle some attributes over `CloneToUninit` stuffPavel Grigorenko-0/+5
2024-07-29impl CloneToUninit for Path and OsStrPavel Grigorenko-0/+95
2024-07-29Auto merge of #128334 - matthiaskrgr:rollup-nhxdt0c, r=matthiaskrgrbors-0/+1
Rollup of 6 pull requests Successful merges: - #128182 (handle no_std targets on std builds) - #128277 (miri: fix offset_from behavior on wildcard pointers) - #128304 (Isolate the diagnostic code that expects `thir::Pat` to be printable) - #128307 (Clean and enable `rustdoc::unescaped_backticks` for `core/alloc/std/test/proc_macro`) - #128322 (CI: move RFL job forward to v6.11-rc1) - #128333 (Miri subtree update) r? `@ghost` `@rustbot` modify labels: rollup
2024-07-29Rollup merge of #128307 - ojeda:unescaped_backticks, r=GuillaumeGomezMatthias Krüger-0/+1
Clean and enable `rustdoc::unescaped_backticks` for `core/alloc/std/test/proc_macro` I am not sure if the lint is supposed to be "ready enough" (since it is `allow` by default), but it does catch a couple issues in `core` (`alloc`, `std`, `test` and `proc_macro` are already clean), so I propose making it `warn` in all the crates rendered in the website. Cc: `@GuillaumeGomez`
2024-07-29Auto merge of #125016 - nicholasbishop:bishop-cb-112, r=tgross35bors-2/+2
Update compiler_builtins to 0.1.114 The `weak-intrinsics` feature was removed from compiler_builtins in https://github.com/rust-lang/compiler-builtins/pull/598, so dropped the `compiler-builtins-weak-intrinsics` feature from alloc/std/sysroot. In https://github.com/rust-lang/compiler-builtins/pull/593, some builtins for f16/f128 were added. These don't work for all compiler backends, so add a `compiler-builtins-no-f16-f128` feature and disable it for cranelift and gcc.
2024-07-29Rollup merge of #128055 - ↵Matthias Krüger-53/+61
workingjubilee:deny-unsafe-ops-in-sys-personality-dwarf-eh, r=Amanieu std: unsafe-wrap personality::dwarf::eh Moves the forbiddance up a little. This is another largely whitespace diff, except for hoisting some variable declarations to allow enclosing the `unsafe {}` scope fully and make it clearer where the bounds of some temporaries are.
2024-07-29Rollup merge of #109174 - soerenmeier:cursor_fns, r=dtolnayMatthias Krüger-32/+37
Replace `io::Cursor::{remaining_slice, is_empty}` This is a late follow up to the concerns raised in https://github.com/rust-lang/rust/issues/86369. https://github.com/rust-lang/rust/issues/86369#issuecomment-953096691 > This API seems focussed on the `Read` side of things. When `Seek`ing around and `Write`ing data, `is_empty` becomes confusing and `remaining_slice` is not very useful. When writing, the part of the slice before the cursor is much more interesting. Maybe we should have functions for both? Or a single function that returns both slices? (If we also have a `mut` version, a single function would be useful to allow mutable access to both sides at once.) New feature name: `cursor_remaining` > `cursor_split`. Added functions: ```rust fn split(&self) -> (&[u8], &[u8]); // fn before(&self) -> &[u8]; // fn after(&self) -> &[u8]; fn split_mut(&mut self) -> (&mut [u8], &mut [u8]); // fn before_mut(&mut self) -> &mut [u8]; // fn after_mut(&mut self) -> &mut [u8]; ``` A question was raised in https://github.com/rust-lang/rust/issues/86369#issuecomment-927124211 about whether to return a lifetime that would reflect the lifetime of the underlying bytes (`impl Cursor<&'a [u8]> { fn after(&self) -> &'a [u8] }`). The downside of doing this would be that it would not be possible to implement these functions generically over `T: AsRef<[u8]>`. ## Update Based on the review, before* and after* methods where removed.
2024-07-28Update compiler_builtins to 0.1.114Nicholas Bishop-2/+2
The `weak-intrinsics` feature was removed from compiler_builtins in https://github.com/rust-lang/compiler-builtins/pull/598, so dropped the `compiler-builtins-weak-intrinsics` feature from alloc/std/sysroot. In https://github.com/rust-lang/compiler-builtins/pull/593, some builtins for f16/f128 were added. These don't work for all compiler backends, so add a `compiler-builtins-no-f16-f128` feature and disable it for cranelift and gcc. Also disable it for LLVM targets that don't support it.
2024-07-29Warn on `rustdoc::unescaped_backticks` for `core/alloc/std/test/proc_macro`Miguel Ojeda-0/+1
They are all clean now, so enable the lint to keep them clean going forward. Signed-off-by: Miguel Ojeda <ojeda@kernel.org>
2024-07-29Reformat `use` declarations.Nicholas Nethercote-1192/+831
The previous commit updated `rustfmt.toml` appropriately. This commit is the outcome of running `x fmt --all` with the new formatting options.
2024-07-28Replace `io::Cursor::{remaining_slice, is_empty}` with `io::Cursor::{split, ↵Sören Meier-32/+37
split_mut}`
2024-07-28Partially stabilize `io_error_more`Pavel Grigorenko-16/+16
2024-07-28step cfg(bootstrap)Mark Rousskov-5/+0
2024-07-28Update CURRENT_RUSTC_VERSIONMark Rousskov-6/+6
2024-07-28Add forbid(unsafe_op_in_unsafe_fn)Daria Sukhonina-0/+1
2024-07-28Rollup merge of #128228 - slanterns:const_waker, r=dtolnay,oli-obkGuillaume Gomez-1/+0
Stabilize `const_waker` Closes: https://github.com/rust-lang/rust/issues/102012. For `local_waker` and `context_ext` related things, I just ~~moved them to dedicated feature gates and reused their own tracking issue (maybe it's better to open a new one later, but at least they should not be tracked under https://github.com/rust-lang/rust/issues/102012 from the beginning IMO.)~~ reused their own feature gates as suggested by ``@tgross35.`` ``@rustbot`` label: +T-libs-api r? libs-api
2024-07-28Rollup merge of #127765 - bitfield:fix_stdlib_doc_nits, r=dtolnayGuillaume Gomez-199/+216
Fix doc nits Many tiny changes to stdlib doc comments to make them consistent (for example "Returns foo", rather than "Return foo"), adding missing periods, paragraph breaks, backticks for monospace style, and other minor nits.
2024-07-28fix: psvita's std codeDaria Sukhonina-37/+4
2024-07-28stabilize const_wakerSlanterns-1/+0
2024-07-28Enable `std::io::copy` specialisation for `std::pipe::{PipeReader, PipeWriter}`Jiahao XU-0/+25
Signed-off-by: Jiahao XU <Jiahao_XU@outlook.com>
2024-07-27[illumos/solaris] set MSG_NOSIGNAL while writing to socketsRain-0/+5
Both these platforms have MSG_NOSIGNAL available, and we should set it for socket writes in the event that the SIGPIPE handler has been reset to SIG_DFL (i.e. terminate the process). I've verified via a quick program at https://github.com/sunshowers/msg-nosignal-test/ that even when the SIGPIPE handler is reset to SIG_DFL, writes to closed sockets now error out with EPIPE. (Under ordinary circumstances UDP writes won't cause MSG_NOSIGNAL.)
2024-07-26Fix doc nitsJohn Arundel-199/+216
Many tiny changes to stdlib doc comments to make them consistent (for example "Returns foo", rather than "Return foo", per RFC1574), adding missing periods, paragraph breaks, backticks for monospace style, and other minor nits. https://github.com/rust-lang/rfcs/blob/master/text/1574-more-api-documentation-conventions.md#appendix-a-full-conventions-text
2024-07-26Rollup merge of #128211 - juliusl:pr/align-change-time, r=tgross35Matthias Krüger-2/+2
fix: compilation issue w/ refactored type Fixes a compilation issue related to #121478