rust-lang / rust

89 Pull requests merged by 41 people

• Move some more code out of CodegenBackend::{codegen_crate,link}

  #79662 merged Dec 28, 2020

• Update RELEASES.md for 1.49.0

  #79815 merged Dec 28, 2020

• Suggest fn ptr rather than fn item and suggest to use `Fn` trait bounds rather than the unique closure type in E0121

  #80284 merged Dec 28, 2020

• Add more comments to trait queries

  #80331 merged Dec 28, 2020

• use matches!() macro in more places

  #80344 merged Dec 28, 2020

• BTreeMap: test split_off (and append) more thoroughly

  #80353 merged Dec 28, 2020

• Document rustc_macros on nightly-rustc

  #80362 merged Dec 28, 2020

• Remove FIXME in rustc_privacy

  #80399 merged Dec 28, 2020

• Sync rustc_codegen_cranelift

  #80408 merged Dec 28, 2020

• rustc_span: Remove `Symbol::with`

  #80411 merged Dec 28, 2020

• bootstrap: put the component name in the tarball temp dir path

  #80434 merged Dec 28, 2020

• Rollup of 11 pull requests

  #80439 merged Dec 28, 2020

• MIR Body: Cache result of `is_cyclic` call

  #78454 merged Dec 28, 2020

• Use package name for top-level directory in bare tarballs

  #80397 merged Dec 28, 2020

• de-stabilize unsized raw ptr methods for Weak

  #80423 merged Dec 28, 2020

• [beta] backports

  #80417 merged Dec 28, 2020

• de-stabilize unsized raw ptr methods for Weak

  #80422 merged Dec 28, 2020

• Fix intra-doc links for non-path primitives

  #80181 merged Dec 27, 2020

• Ignore proc-macros when assembling rustc libdir

  #80315 merged Dec 27, 2020

• Add `impl Div<NonZeroU{0}> for u{0}` which cannot panic

  #79134 merged Dec 27, 2020

• rustdoc: stabilise --default-theme command line option

  #79642 merged Dec 27, 2020

• stabilize `#![feature(min_const_generics)]` in 1.51

  #79135 merged Dec 27, 2020

• Use `clone_from` from `hashbrown::{HashMap,HashSet}`.

  #80400 merged Dec 27, 2020

• lint-docs: Warn on missing lint when documenting.

  #80395 merged Dec 27, 2020

• Fix missing deny-by-default.md file.

  #80396 merged Dec 27, 2020

• Document that heap allocations are not guaranteed to happen, even if explicitly performed in the code

  #79045 merged Dec 26, 2020

• BTreeMap: clean up access to MaybeUninit arrays

  #79520 merged Dec 26, 2020

• BTreeMap: test full nodes a little more

  #80354 merged Dec 26, 2020

• Include rustdoc in the compiler docs index.

  #80316 merged Dec 26, 2020

• stabilize deque_range

  #79022 merged Dec 26, 2020

• Prevent caching normalization results with a cycle

  #80246 merged Dec 26, 2020

• Bump version to 1.51

  #80366 merged Dec 26, 2020

• validate promoteds

  #80235 merged Dec 25, 2020

• Revert missing fragment specifier hard error

  #80296 merged Dec 25, 2020

• Highlight edition-specific keywords correctly in code blocks, accounting for code block edition modifiers

  #80226 merged Dec 25, 2020

• Exclude unnecessary info from CodegenResults

  #80187 merged Dec 25, 2020

• Stabilize `core::slice::fill`

  #79213 merged Dec 25, 2020

• Refactored verbose print into a function

  #79999 merged Dec 25, 2020

• Implemented a compiler diagnostic for move async mistake

  #80160 merged Dec 25, 2020

• Rename rustc_middle::lint::LintSource

  #80274 merged Dec 25, 2020

• Add installation commands to `x` tool README

  #80280 merged Dec 25, 2020

• Fix elided lifetimes shown as `'_` on async functions

  #80319 merged Dec 25, 2020

• Improve the code quality by updating the match with the matches macro

  #80327 merged Dec 25, 2020

• Fix typo in simplify_try.rs

  #80330 merged Dec 25, 2020

• Don't unnecessarily override attrs for Module

  #80340 merged Dec 25, 2020

• Fix typo

  #80342 merged Dec 25, 2020

• BTreeMap: make test cases more explicit on failure

  #80352 merged Dec 25, 2020

• Rollup of 11 pull requests

  #80364 merged Dec 25, 2020

• Remap instrument-coverage line numbers in doctests

  #79762 merged Dec 25, 2020

• BTreeMap: respect pointer provenance rules in split_off

  #79347 merged Dec 25, 2020

• Update cargo

  #80322 merged Dec 24, 2020

• Move tooltips messages out of html

  #79742 merged Dec 24, 2020

• Rework beautify_doc_string so that it returns a Symbol instead of a String

  #80295 merged Dec 24, 2020

• Added better error message for shared borrow treated as unique for purposes of lifetimes

  #77692 merged Dec 24, 2020

• update rustfmt to v1.4.30

  #80249 merged Dec 24, 2020

• rustc_query_system: reduce dependency graph memory usage

  #79589 merged Dec 24, 2020

• BTreeMap: relax the explicit borrow rule to make code shorter and safer

  #79521 merged Dec 24, 2020

• Refactor dist tarballs generation

  #79788 merged Dec 23, 2020

• Clippy: Revert change from last sync

  #80328 merged Dec 23, 2020

• Utilize PGO for rustc linux dist builds

  #80262 merged Dec 23, 2020

• Deprecate atomic compare_and_swap method

  #79261 merged Dec 23, 2020

• Remove `DefPath` from `Visibility` and calculate it on demand

  #80099 merged Dec 23, 2020

• [rustdoc] Calculate stability, const_stability, and deprecation on-demand

  #80095 merged Dec 23, 2020

• Add test for issue #74824

  #80136 merged Dec 23, 2020

• Edit rustc_middle::lint::LintSource docs

  #80203 merged Dec 23, 2020

• docs: Edit rustc_middle::ty::query::on_disk_cache

  #80204 merged Dec 23, 2020

• Fix labels for 'Library Tracking Issue' template

  #80219 merged Dec 23, 2020

• Fix rustc-std-workspace-core documentation

  #80222 merged Dec 23, 2020

• docs: Fix outdated crate reference

  #80223 merged Dec 23, 2020

• Add module-level docs to rustc_middle::ty

  #80225 merged Dec 23, 2020

• Fix typo

  #80241 merged Dec 23, 2020

• Remove `I-prioritize` from Zulip topic

  #80248 merged Dec 23, 2020

• Remove redundant test

  #80266 merged Dec 23, 2020

• rustc_span: Provide a reserved identifier check for a specific edition

  #80272 merged Dec 23, 2020

• Update books

  #80285 merged Dec 23, 2020

• docs: Edit rustc_middle::middle::privacy

  #80286 merged Dec 23, 2020

• Add some intra-doc links to compiler docs

  #80297 merged Dec 23, 2020

• Improve the code quality by using matches macro

  #80298 merged Dec 23, 2020

• Turn helper method into a closure

  #80299 merged Dec 23, 2020

• docs: Update rustc_middle::middle::region::ScopeTree

  #80302 merged Dec 23, 2020

• Rollup of 17 pull requests

  #80314 merged Dec 23, 2020

• Clarify constructor splitting in exhaustiveness checking

  #80242 merged Dec 23, 2020

• rustc_query_system: explicitly register reused dep nodes

  #80177 merged Dec 22, 2020

• Add more timing info to rustdoc

  #80071 merged Dec 22, 2020

• Added [T; N]::zip()

  #79451 merged Dec 22, 2020

• Rename `overlapping_patterns` lint

  #78242 merged Dec 22, 2020

• Update stdarch submodule

  #80264 merged Dec 22, 2020

• Revert "Promote missing_fragment_specifier to hard error" #75516

  #80210 merged Dec 22, 2020

• Reserve necessary space for params in generics_of

  #80208 merged Dec 22, 2020

64 Pull requests opened by 34 people

• Do not ICE on generic type mismatch in anonymous const

  #80278 opened Dec 22, 2020

• Implement missing `AsMut<str>` for `str`

  #80279 opened Dec 22, 2020

• WIP: implement ptr::write without dedicated intrinsic

  #80290 opened Dec 22, 2020

• Emit errors/warns on some wrong uses of rustdoc attributes

  #80300 opened Dec 22, 2020

• Add `as_{,mut_}ptr` methods to `Option`

  #80308 opened Dec 22, 2020

• Add fallible box allocator APIs

  #80310 opened Dec 22, 2020

• Improvements to NatVis support

  #80311 opened Dec 22, 2020

• [Rustdoc] Render tuple fields in structs correctly

  #80320 opened Dec 23, 2020

• Update and improve `rustc_codegen_{llvm,ssa}` docs

  #80323 opened Dec 23, 2020

• Explain method-call move errors in loops

  #80324 opened Dec 23, 2020

• Edit rustc_middle::dep_graph module documentation

  #80325 opened Dec 23, 2020

• Use `desc` as a doc-comment for queries if there are no doc comments

  #80337 opened Dec 23, 2020

• Calculate `span` info on-demand

  #80339 opened Dec 23, 2020

• Generate metadata by iterating on DefId instead of traversing the HIR tree

  #80347 opened Dec 24, 2020

• remove redundant clones (clippy::redundant_clone)

  #80348 opened Dec 24, 2020

• [WIP] Introduce `hir::ExprKind::Let` - Take 2

  #80357 opened Dec 24, 2020

• Edit rustc_span documentation

  #80358 opened Dec 24, 2020

• Combine two loops in `check_match`

  #80367 opened Dec 25, 2020

• rustdoc: Render visibilities succinctly

  #80368 opened Dec 25, 2020

• Don't panic when an external crate can't be resolved

  #80372 opened Dec 26, 2020

• Revert "Cleanup markdown span handling"

  #80381 opened Dec 26, 2020

• Improve search result tab handling

  #80382 opened Dec 26, 2020

• clarify wrapping ptr arithmetic docs

  #80383 opened Dec 26, 2020

• Clarify what `Cell::replace` returns

  #80385 opened Dec 26, 2020

• BTreeMap: rename the area access methods

  #80390 opened Dec 26, 2020

• BTreeMap: tougher checking on most uses of copy_nonoverlapping

  #80391 opened Dec 26, 2020

• Add links to the source for the rustc and rustdoc books.

  #80393 opened Dec 26, 2020

• make const_err a future incompat lint

  #80394 opened Dec 26, 2020

• Use raw version of align_of in rc data_offset

  #80398 opened Dec 26, 2020

• use hir::Place instead of Symbol in closure_kind_origin

  #80401 opened Dec 27, 2020

• Document `InferTy` & co.

  #80402 opened Dec 27, 2020

• fix: small typo error in chalk/mod.rs

  #80403 opened Dec 27, 2020

• MIR-pass Qualif match on None instead of assert

  #80404 opened Dec 27, 2020

• fix calling method on generic const fn in impl block

  #80405 opened Dec 27, 2020

• Weak refcounted pointers can dangle

  #80407 opened Dec 27, 2020

• rustdoc book: fix example

  #80410 opened Dec 27, 2020

• Fix search section position on small devices

  #80412 opened Dec 27, 2020

• Compute parent module when collecting hir::MacroDef.

  #80415 opened Dec 27, 2020

• Allow references to interior mutable data behind a feature gate

  #80418 opened Dec 27, 2020

• Add regression test for #80375

  #80419 opened Dec 27, 2020

• [WIP] rustc_span: Symbol perf experiments

  #80420 opened Dec 27, 2020

• Don't give an error when creating a file for the first time

  #80424 opened Dec 28, 2020

• Document `ModuleData`

  #80425 opened Dec 28, 2020

• Don't use `self.date` unconditionally for `program_out_of_date()`

  #80426 opened Dec 28, 2020

• Consistent no_prelude attribute

  #80427 opened Dec 28, 2020

• Add regression test for mutual recursion in obligation forest

  #80429 opened Dec 28, 2020

• Add "length" as doc alias to len methods

  #80430 opened Dec 28, 2020

• Add "chr" as doc alias to char::from_u32

  #80431 opened Dec 28, 2020

• Add some doc aliases to Vec

  #80432 opened Dec 28, 2020

• Only produce .xz tarballs on CI

  #80435 opened Dec 28, 2020

• Add `Box::into_inner`.

  #80438 opened Dec 28, 2020

• ast: Remove some indirection layers from values in key-value attributes

  #80441 opened Dec 28, 2020

• Mention Arc::make_mut and Rc::make_mut in the documentation of Cow

  #80442 opened Dec 28, 2020

• Add as_ref and as_mut methods for Bound

  #80444 opened Dec 28, 2020

• Fix stabilization version of deque_range feature.

  #80448 opened Dec 28, 2020

• Rollup of 11 pull requests

  #80449 opened Dec 28, 2020

• [stable] 1.49.0 stable release

  #80450 opened Dec 28, 2020

• Access the query system through a trait object

  #80452 opened Dec 28, 2020

• Remove `compile-fail` test suite

  #80453 opened Dec 28, 2020

• Skip Ty w/o infer ty/const in trait select

  #80454 opened Dec 28, 2020

• Cleanup rustdoc lint listing

  #80455 opened Dec 28, 2020

• Add missing commas to `rustc_ast_pretty::pp` docs

  #80457 opened Dec 28, 2020

• Some Promotion Refactoring

  #80458 opened Dec 28, 2020

• Implement edition-based macro :pat feature

  #80459 opened Dec 28, 2020

43 Issues closed by 15 people

• Simple recursion but get weird result when optimization is enabled

  #80445 closed Dec 28, 2020

• E0121 suggests the use of the unique type of a returned function/closure rather than a fn pointer or a Fn trait

  #80179 closed Dec 28, 2020

• `rustc_macros` is not in rustc API docs

  #80345 closed Dec 28, 2020

• Tracking Issue for `min_const_generics`

  #74878 closed Dec 28, 2020

• Intra-rustdoc links do not work for all primitives

  #63351 closed Dec 27, 2020

• rustc is distributed with unnecessary? procedural macros ~60 MB

  #80294 closed Dec 27, 2020

• regression: reached recursion limit while instantiating

  #79909 closed Dec 27, 2020

• todo! and unimplemented! should generate rustc warnings when returning used values

  #80413 closed Dec 27, 2020

• clone_from in the standard library

  #28481 closed Dec 27, 2020

• Iterating over a range of floats produces discrepancies

  #80388 closed Dec 26, 2020

• nightly-rustc docs don't include rustdoc in the index

  #80307 closed Dec 26, 2020

• Suboptimal generated code for testing that a &[u8; 4] contains all zeros

  #71602 closed Dec 26, 2020

• rustc hangs and leaks memory

  #79714 closed Dec 26, 2020

• Fix broken links in compiler docs

  #73749 closed Dec 26, 2020

• Some internal compiler error during playing with rust-by-example (doc.rs)

  #80370 closed Dec 25, 2020

• Promoted values are not validated

  #67465 closed Dec 25, 2020

• rustdoc: Private function is rendered with a verbose visibility

  #80101 closed Dec 25, 2020

• Diagnostic regression for struct-like enum variant constructors from private modules when missing fields

  #80363 closed Dec 25, 2020

• missing_fragment_specifier hard error

  #76605 closed Dec 25, 2020

• Previously working code doesn't work on nightly (zero-sized types)

  #77563 closed Dec 25, 2020

• `async` and other Rust 2018+ keywords not recognized as so in Rustdoc highlighting

  #80004 closed Dec 25, 2020

• -Zno-link is broken

  #77857 closed Dec 25, 2020

• Unclear compiler output for move async -> async move

  #79694 closed Dec 25, 2020

• rustdoc shows anonymous elided lifetimes in async fn signature

  #63037 closed Dec 25, 2020

• Some MIR dumps differ between little and big endian

  #79799 closed Dec 25, 2020

• Unstable Book: "stdsimd" leads to a closed tracking issue

  #76412 closed Dec 25, 2020

• Consider returning `&mut T` from `Vec::push` and `insert`

  #80359 closed Dec 25, 2020

• Wrong error message with closures when variable moved

  #63405 closed Dec 24, 2020

• ICE: tuple_fields called on non-tuple

  #79929 closed Dec 23, 2020

• No documentation for primitives in `core`

  #80334 closed Dec 23, 2020

• regression 1.49: trait bound no longer inferred for associated type

  #79904 closed Dec 23, 2020

• Wrong value gets pushed back in VecDeque after `make_contiguous` is called

  #80338 closed Dec 23, 2020

• False positive on `no_std` for `unconditional_recursion` lint

  #80332 closed Dec 23, 2020

• Internal compiler error during compilation - a nice message with compiler sourcecode line number

  #80321 closed Dec 23, 2020

• Check rustc_middle docs for method return type

  #80287 closed Dec 23, 2020

• GAT's + associated type defaults may cause UB

  #74824 closed Dec 23, 2020

• thread 'rustc' panicked at 'called `Option::unwrap()` on a `None` value', compiler/rustc_metadata/src/rmeta/decoder.rs:1565:75

  #80054 closed Dec 23, 2020

• Unable to use const generics in phantom data type. E0747 received

  #80312 closed Dec 22, 2020

• VecDeque hashes differently with ahash depending on how it's sliced

  #80304 closed Dec 22, 2020

• Recursive function causes undefined behavior in release mode

  #80301 closed Dec 22, 2020

• "rustc -Z unstable-options --pretty=expanded or.rs" does not create binary

  #80292 closed Dec 22, 2020

• thread 'rustc' panicked at 'index out of bounds: the len is 76 but the index is 76',

  #80151 closed Dec 22, 2020

• ICE On `while Some(_)` instead of `while let Some(_)`

  #80288 closed Dec 22, 2020

45 Issues opened by 40 people

• Cross-compilation x86_64-unknown-freebsd -> aarch64-unknown-freebsd failing at the Vendoring step fo `ar`: "failed to sync", "failed to write `vendor/ar/.cargo-checksum.json`"

  #80451 opened Dec 28, 2020

• Stack overflow? in parser in some code with syntax errors

  #80447 opened Dec 28, 2020

• Invalid error message for a line missing semicolon

  #80446 opened Dec 28, 2020

• Lint against imports that are dead code

  #80443 opened Dec 28, 2020

• Inline `asm!` only checked when used

  #80440 opened Dec 28, 2020

• Tracking Issue for `box_into_inner`

  #80437 opened Dec 28, 2020

• ICE when using "Generic Associated Types" feature with references for impl block

  #80433 opened Dec 28, 2020

• Fn[Mut] trait missing lifetime parameter

  #80421 opened Dec 27, 2020

• Iterator-based approach performs 10x worse than manual implementation

  #80416 opened Dec 27, 2020

• Rustdoc has different URLs for re-exported builtin derives than in the current crate

  #80414 opened Dec 27, 2020

• ICE infering higher-ranked lifetime with a builder pattern

  #80409 opened Dec 27, 2020

• Memory leak in std::io::stdin.

  #80406 opened Dec 27, 2020

• Make `RwLockReadGuard` covariant over its type parameter

  #80392 opened Dec 26, 2020

• Lifetime of input (key) to HashMap::get() gets entanged w/ that of its output (value)

  #80389 opened Dec 26, 2020

• Don't require -Cpanic=abort when doing profile guided optimization on windows-msvc

  #80387 opened Dec 26, 2020

• Tracking Issue for `const_refs_to_cell`

  #80384 opened Dec 26, 2020

• Suboptimal diagnostic if const eval error site is in a different crate

  #80380 opened Dec 26, 2020

• Rustdoc renders Vec's new allocator type parameter even when set to the default

  #80379 opened Dec 26, 2020

• When the current search results tab is empty, it should focus on the first non-empty if any

  #80378 opened Dec 26, 2020

• Tracking Issue for const_ptr_read

  #80377 opened Dec 26, 2020

• MaybeUninit::write_slice_cloned() makes it very easy to accidentally leak

  #80376 opened Dec 26, 2020

• ICE: compiler/rustc_middle/src/ty/subst.rs:568:17: const parameter `COUNT/#0` (Const { ty: usize, val: Param(COUNT/#0) }/0) out of range when substituting substs=[]

  #80375 opened Dec 26, 2020

• u128::count_ones is broken on aarch64-unknown-none-softfloat

  #80374 opened Dec 26, 2020

• Simple array of borrowing structs panics compiler

  #80371 opened Dec 26, 2020

• rustc_trait: Code snippet ignore problem

  #80369 opened Dec 25, 2020

• UB inside `Weak::as_ptr`

  #80365 opened Dec 25, 2020

• Add `Hash` to the prelude

  #80361 opened Dec 25, 2020

• Add `Debug` and `Display` to the prelude

  #80360 opened Dec 25, 2020

• ICE on stable and nightly: [codegen_fulfill_obligation] checking if `std::ops::FnOnce` fulfills its obligations

  #80351 opened Dec 24, 2020

• Docker Preview M1 rustc "error: internal compiler error: unexpected panic"

  #80346 opened Dec 24, 2020

• ICE: found unstable fingerprints for optimized_mir when compiling to wasm32-unknown-unknown

  #80336 opened Dec 23, 2020

• API soundness issue in join() implementation of [Borrow<str>]

  #80335 opened Dec 23, 2020

• Improve diagnostics for multiple `use` wildcards

  #80333 opened Dec 23, 2020

• Using doc comment at end of line triggers inner attribute error

  #80326 opened Dec 23, 2020

• LLVM ERROR: Function addresses with offsets not supported

  #80318 opened Dec 23, 2020

• Function pointer does not fulfill the required lifetime

  #80317 opened Dec 23, 2020

• Rust should explain why a closure call requires a mutable borrow

  #80313 opened Dec 22, 2020

• Miscompilation when using wrapping_sub/wrapping_add on pointer.

  #80309 opened Dec 22, 2020

• Documentation of wrapping_add/-_sub/-_offset need clarification...

  #80306 opened Dec 22, 2020

• VecDeque's Hash::hash implementation is incorrect

  #80303 opened Dec 22, 2020

• VecDeque iter+collect causes an infinite loop (1.48.0)

  #80293 opened Dec 22, 2020

• ICE with "Encountered error `OutputTypeParameterMismatch" on stable rust

  #80291 opened Dec 22, 2020

• Optimizations cause release version to not work

  #80289 opened Dec 22, 2020

• Add an intra-doc link disambiguator for fields

  #80283 opened Dec 22, 2020

• Suboptimal code generation when using read_exact() on &[u8]/Cursor<&[u8]>

  #80277 opened Dec 21, 2020

163 Unresolved conversations

Sometimes conversations happen on old items that aren’t yet closed. Here is a list of all the Issues and Pull Requests with unresolved conversations.

• Make copy[_nonoverlapping] const

  #79684 commented on Dec 28, 2020 • 31 new comments

• rustdoc DocFragment rework

  #80261 commented on Dec 28, 2020 • 30 new comments

• Allow building rustdoc without first building rustc

  #79540 commented on Dec 28, 2020 • 29 new comments

• Rustdoc render public underscore_imports as Re-exports

  #80267 commented on Dec 23, 2020 • 24 new comments

• Make CTFE able to check for UB...

  #78407 commented on Dec 26, 2020 • 18 new comments

• Split symbol interner into static unsynchronized and dynamic synchronized parts

  #79425 commented on Dec 27, 2020 • 17 new comments

• Declare a new lint to properly deny warnings in rustdoc

  #79816 commented on Dec 28, 2020 • 15 new comments

• Accept additional user-defined classes in fenced code blocks

  #79454 commented on Dec 28, 2020 • 12 new comments

• Add edition 2021.

  #79576 commented on Dec 25, 2020 • 11 new comments

• WIP crater experiment: do not promote const fn calls implicitly ever

  #80243 commented on Dec 28, 2020 • 11 new comments

• Small optimizations in macro derive

  #80259 commented on Dec 25, 2020 • 11 new comments

• Add missing_docs lint to the rustdoc lint group

  #77364 commented on Dec 27, 2020 • 10 new comments

• Rustdoc: only report broken ref-style links once

  #77859 commented on Dec 27, 2020 • 10 new comments

• path trimming: ignore type aliases

  #78052 commented on Dec 24, 2020 • 10 new comments

• Add `core::stream::Stream`

  #79023 commented on Dec 24, 2020 • 10 new comments

• Add pointing const identifier when emitting E0435

  #80012 commented on Dec 27, 2020 • 10 new comments

• Unsafe checking skips pointer dereferences in unused places

  #80059 commented on Dec 28, 2020 • 9 new comments

• Tracking issue for `#![feature(maybe_uninit_extra)]`

  #63567 commented on Dec 28, 2020 • 9 new comments

• Rustdoc gui tests

  #79979 commented on Dec 26, 2020 • 9 new comments

• Expose force_quotes,

  #77728 commented on Dec 24, 2020 • 8 new comments

• Emit a reactor for cdylib target on wasi

  #79997 commented on Dec 26, 2020 • 8 new comments

• Lint on redundant trailing semicolon after item

  #79812 commented on Dec 28, 2020 • 7 new comments

• Remove giant badge in README

  #80144 commented on Dec 28, 2020 • 7 new comments

• Add `IntoIterator` impl for arrays by value (`for [T; N]`)

  #65819 commented on Dec 28, 2020 • 6 new comments

• Stabilize slice::strip_prefix and slice::strip_suffix

  #77853 commented on Dec 27, 2020 • 6 new comments

• Rustdoc: Fix macros 2.0 and built-in derives being shown at the wrong path

  #77862 commented on Dec 28, 2020 • 6 new comments

• *const Self method can't be called with *mut Self (arbitrary_self_types)

  #80258 commented on Dec 23, 2020 • 5 new comments

• 'expected struct `cargo_metadata::Package`, found a different struct `cargo_metadata::Package`' should note that one is a module and one is a crate

  #80255 commented on Dec 24, 2020 • 5 new comments

• Tracking issue for uninitialized constructors for Box, Rc, Arc

  #63291 commented on Dec 26, 2020 • 5 new comments

• Implement support for LLVMs code coverage instrumentation

  #34701 commented on Dec 28, 2020 • 5 new comments

• Tracking issue for `bool::then_some`

  #64260 commented on Dec 28, 2020 • 5 new comments

• Fix rustc sysroot in systems using CAS

  #79253 commented on Dec 24, 2020 • 5 new comments

• Replace pretty-print/compare/retokenize hack with targeted workarounds

  #79472 commented on Dec 28, 2020 • 5 new comments

• 2229: Fix issues with move closures and mutability

  #80092 commented on Dec 27, 2020 • 5 new comments

• Add support for range params to rustdoc

  #80220 commented on Dec 28, 2020 • 5 new comments

• Promote 2018 warn lints to deny in Rust 2021

  #80165 commented on Dec 22, 2020 • 4 new comments

• regression: Rustdoc shows `pub(self)` as `pub(in a::b)`

  #79139 commented on Dec 24, 2020 • 4 new comments

• Tracking Issue for inline const expressions and patterns (RFC 2920)

  #76001 commented on Dec 24, 2020 • 4 new comments

• Tracking Issue for `array_zip`

  #80094 commented on Dec 26, 2020 • 4 new comments

• Tracking issue for RFC 2203, "Constants in array repeat expressions"

  #49147 commented on Dec 28, 2020 • 4 new comments

• Fix #66228 and #71924 (improve error message for wrong number of generic args)

  #77524 commented on Dec 27, 2020 • 4 new comments

• [librustdoc] Only split lang string on `,`, ` `, and `\t`

  #78429 commented on Dec 27, 2020 • 4 new comments

• Stabilize Arc::{increment,decrement}_strong_count

  #79285 commented on Dec 28, 2020 • 4 new comments

• Improve diagnostics when parsing angle args

  #80065 commented on Dec 28, 2020 • 4 new comments

• Rustdoc generate wrong doc for declarative macro generated by derive macro.

  #79289 commented on Dec 22, 2020 • 3 new comments

• Tracking issue for musl host toolchain

  #59302 commented on Dec 27, 2020 • 3 new comments

• impls on arrays seem slower than equivalent tuples

  #80140 commented on Dec 28, 2020 • 3 new comments

• Const generics and structural match.

  #71415 commented on Dec 28, 2020 • 3 new comments

• Remove Spans from HIR

  #72015 commented on Dec 28, 2020 • 3 new comments

• instance: polymorphize shims

  #75414 commented on Dec 28, 2020 • 3 new comments

• Permit mutable references in all const contexts

  #78578 commented on Dec 28, 2020 • 3 new comments

• Clarify docs regarding sleep of zero duration

  #79849 commented on Dec 23, 2020 • 3 new comments

• Use consistent punctuation for 'Prelude contents' docs

  #80172 commented on Dec 28, 2020 • 3 new comments

• slightly more typed interface to panic implementation

  #80260 commented on Dec 25, 2020 • 3 new comments

• Performance regression on nightly (when using Cursor::read_exact and Byteorder)

  #47321 commented on Dec 22, 2020 • 2 new comments

• Spurious "note: downstream crates may implement trait `Foo` for type `&_`"

  #48869 commented on Dec 22, 2020 • 2 new comments

• Idea: Import `std::iter` in the prelude

  #80216 commented on Dec 22, 2020 • 2 new comments

• Cross-compiling from x86_64 to arm64 on macOS 11.1 fails to compile stage1 std artifacts

  #79280 commented on Dec 23, 2020 • 2 new comments

• Add syntax extension to add warning blocks

  #79710 commented on Dec 23, 2020 • 2 new comments

• Getting SIGSEGV with `-fp-armv8` features

  #80268 commented on Dec 23, 2020 • 2 new comments

• Tracking issue for box_syntax

  #49733 commented on Dec 24, 2020 • 2 new comments

• Tracking issue for Option::expect_none(msg) and unwrap_none()

  #62633 commented on Dec 25, 2020 • 2 new comments

• Tracking issue for io_slice_advance

  #62726 commented on Dec 25, 2020 • 2 new comments

• Tracking Issue for `const_heap`

  #79597 commented on Dec 27, 2020 • 2 new comments

• No error reported when a generic parameter doesn't meet the requirement of an associated type

  #78893 commented on Dec 28, 2020 • 2 new comments

• Move the query engine out of rustc_middle

  #70951 commented on Dec 28, 2020 • 2 new comments

• Remove Spans from HIR -- 2/N -- Small HIR nodes

  #73094 commented on Dec 28, 2020 • 2 new comments

• Stabilize the "IP" feature

  #76098 commented on Dec 27, 2020 • 2 new comments

• Revert #43546 "save subobligations in the projection cache"

  #77325 commented on Dec 26, 2020 • 2 new comments

• Refactor query forcing

  #78780 commented on Dec 28, 2020 • 2 new comments

• Small perf changes for InstCombine

  #79084 commented on Dec 28, 2020 • 2 new comments

• BTreeMap: remove Ord bound where it's not needed

  #79245 commented on Dec 26, 2020 • 2 new comments

• Stabilize or_patterns (RFC 2535, 2530, 2175)

  #79278 commented on Dec 28, 2020 • 2 new comments

• Store HIR attributes in a side table

  #79519 commented on Dec 25, 2020 • 2 new comments

• unix: Non-mutable bufs in send_vectored_with_ancillary_to

  #79753 commented on Dec 27, 2020 • 2 new comments

• Rename Iterator::fold_first to reduce and stabilize it

  #79805 commented on Dec 24, 2020 • 2 new comments

• Change lexer to treat 'e' after number as suffix unless it is followed by a valid exponent.

  #79912 commented on Dec 27, 2020 • 2 new comments

• rustdoc: Fix bug when rendering function pointers with higher-ranked lifetimes

  #79991 commented on Dec 23, 2020 • 2 new comments

• Use tcx.symbol_name when determining clashing extern declarations.

  #80009 commented on Dec 22, 2020 • 2 new comments

• [rustdoc] Box ItemKind to reduce the size of `Item`

  #80014 commented on Dec 23, 2020 • 2 new comments

• Publicly expose the allocated representation of Rc and Arc

  #80029 commented on Dec 22, 2020 • 2 new comments

• [RFC] Add --output-location option to the test runner

  #80076 commented on Dec 23, 2020 • 2 new comments

• [RFC] Add allocators for zero-copy conversion from Box<T> into Rc<T>

  #80273 commented on Dec 22, 2020 • 2 new comments

• ICE caused by failed assertion in on_disk_cache.rs

  #71733 commented on Dec 22, 2020 • 1 new comment

• Rustdoc should give an error if you set both `doc(inline)` and `doc(no_inline)`

  #80275 commented on Dec 22, 2020 • 1 new comment

• Missed optimizations for Vec::pop() followed by Vec::push()

  #61939 commented on Dec 22, 2020 • 1 new comment

• const_panic: ICE on non-&str panic payload

  #66693 commented on Dec 22, 2020 • 1 new comment

• Coherence and blanket impls interact in a suboptimal fashion with generic impls

  #19032 commented on Dec 22, 2020 • 1 new comment

• It is hard to see the return types of async functions

  #69781 commented on Dec 22, 2020 • 1 new comment

• Suggest an enum as a possible option when a trait object can’t be created due to object safety

  #80194 commented on Dec 22, 2020 • 1 new comment

• Tracking issue for `try_reserve`: RFC 2116 fallible collection allocation

  #48043 commented on Dec 22, 2020 • 1 new comment

• Docs are out of date for rustc_codegen_llvm

  #75342 commented on Dec 23, 2020 • 1 new comment

• Conditional compilation based on crate_type

  #20267 commented on Dec 23, 2020 • 1 new comment

• ICE: compiler/rustc_middle/src/ty/subst.rs:529:17: type parameter `T/#1` (T/1) out of range when substituting, substs=[Self]

  #78671 commented on Dec 23, 2020 • 1 new comment

• rustc infinite loop on unbounded type recursion

  #80098 commented on Dec 23, 2020 • 1 new comment

• error: undefined symbol: __chkstk in compiling UEFI application on ARM64

  #57983 commented on Dec 23, 2020 • 1 new comment

• #[panic_handler] does not work with std.

  #59222 commented on Dec 23, 2020 • 1 new comment

• VecDeque should support splice / extend_front

  #69939 commented on Dec 23, 2020 • 1 new comment

• Highlighting still assumes a dark background

  #50906 commented on Dec 24, 2020 • 1 new comment

• Multi value Wasm compilation

  #73755 commented on Dec 24, 2020 • 1 new comment

• Tracking issue for the `thiscall` calling convention

  #42202 commented on Dec 24, 2020 • 1 new comment

• Tracking Issue for Result::flatten (`result_flattening`)

  #70142 commented on Dec 24, 2020 • 1 new comment

• Bug in borrow checker with 'while let'

  #80161 commented on Dec 24, 2020 • 1 new comment

• `min_specialization` with default generic causes an ICE

  #79224 commented on Dec 24, 2020 • 1 new comment

• Tracking issue for stable SIMD in Rust

  #48556 commented on Dec 24, 2020 • 1 new comment

• Tracking issue for naked fns (RFC #1201)

  #32408 commented on Dec 24, 2020 • 1 new comment

• UnwindSafe and RefUnwindSafe should be in libcore

  #64086 commented on Dec 24, 2020 • 1 new comment

• Unhelpful type error with PartialOrd ambiguity

  #71538 commented on Dec 24, 2020 • 1 new comment

• Tracking issue for WebAssembly SIMD support

  #74372 commented on Dec 25, 2020 • 1 new comment

• Re-enable noalias annotations by default once LLVM no longer miscompiles them

  #54878 commented on Dec 25, 2020 • 1 new comment

• Tracking Issue for raw_ref_macros

  #73394 commented on Dec 26, 2020 • 1 new comment

• focus wrong for unchanged search after mousing over search results

  #79962 commented on Dec 26, 2020 • 1 new comment

• Add some mechanism for catching structured exceptions on Windows

  #38963 commented on Dec 26, 2020 • 1 new comment

• Tracking Issue for arc_new_cyclic

  #75861 commented on Dec 26, 2020 • 1 new comment

• Rust should embed /DEFAULTLIB linker directives in staticlibs for pc-windows-msvc

  #53415 commented on Dec 27, 2020 • 1 new comment

• ICE unwrap of none value in librustc_hir/definitions.rs

  #74318 commented on Dec 27, 2020 • 1 new comment

• Tracking issue for `invalid_type_param_default` compatibility lint

  #36887 commented on Dec 27, 2020 • 1 new comment

• regression 1.49: macro_rules unexpected tokens

  #79908 commented on Dec 27, 2020 • 1 new comment

• ICE: Missing span for DefIndex(3) in compiler/rustc_metadata/src/rmeta/decoder.rs:749

  #80074 commented on Dec 27, 2020 • 1 new comment

• ICE: escaping bound vars in predicate

  #74713 commented on Dec 28, 2020 • 1 new comment

• ICE: cannot relate bound region: ReLateBound

  #77357 commented on Dec 28, 2020 • 1 new comment

• "!" is the only type that is unsafe to raw-ptr-deref into a "_" pattern

  #79735 commented on Dec 28, 2020 • 1 new comment

• rustdoc "expand all docs" button does not expand "hidden undocumented items"

  #56073 commented on Dec 28, 2020 • 1 new comment

• Constantly receiving `Undefined symbols for architecture x86_64`

  #79946 commented on Dec 28, 2020 • 1 new comment

• Tracking issue for by-value array iterator (feature `array_value_iter`)

  #65798 commented on Dec 28, 2020 • 1 new comment

• Array lengths don't support generic parameters.

  #43408 commented on Dec 28, 2020 • 1 new comment

• Unhelpful "cannot infer type" error for ? in async block with unclear Result Err type

  #77880 commented on Dec 28, 2020 • 1 new comment

• Add an unstable --json=unused-externs flag to print unused externs

  #73945 commented on Dec 25, 2020 • 1 new comment

• Add [T; N]::generate and [T; N]::try_generate

  #75644 commented on Dec 24, 2020 • 1 new comment

• polymorphize: remove predicate logic

  #75737 commented on Dec 28, 2020 • 1 new comment

• try enabling typeof for fun error messages

  #77246 commented on Dec 28, 2020 • 1 new comment

• Remove many unnecessary manual link resolves from library

  #77832 commented on Dec 26, 2020 • 1 new comment

• Suggest adding missing braces in `const` block pattern

  #78173 commented on Dec 27, 2020 • 1 new comment

• Replace `DepKind` by struct pointers

  #78452 commented on Dec 25, 2020 • 1 new comment

• Parse bang macro as a statement when used in trailing expr position

  #78991 commented on Dec 28, 2020 • 1 new comment

• Access Session and OnDiskCache in rustc_query_system

  #79035 commented on Dec 22, 2020 • 1 new comment

• Stabilize doc_cfg feature

  #79263 commented on Dec 22, 2020 • 1 new comment

• array::try_map

  #79713 commented on Dec 22, 2020 • 1 new comment

• Properly suggest deref in else block

  #79755 commented on Dec 23, 2020 • 1 new comment

• rustdoc: Strip broken links in summaries

  #79781 commented on Dec 26, 2020 • 1 new comment

• Add disambiugator to ExpnData

  #79811 commented on Dec 23, 2020 • 1 new comment

• Refractor a few more types to `rustc_type_ir`

  #79951 commented on Dec 27, 2020 • 1 new comment

• Convert primitives in the standard library to intra-doc links

  #80189 commented on Dec 27, 2020 • 1 new comment

• The libcore.rlib size more than doubled since 1.47

  #80245 commented on Dec 22, 2020 • 0 new comments

• Performance regression in `1.48.0`

  #79246 commented on Dec 23, 2020 • 0 new comments

• Tracking issue for {Rc, Arc}::get_mut_unchecked

  #63292 commented on Dec 23, 2020 • 0 new comments

• rustdoc source code page should provide more things

  #62986 commented on Dec 24, 2020 • 0 new comments

• rustc has wrong signature for C function with 16-byte aligned stack argument in x86_64 Linux

  #80127 commented on Dec 24, 2020 • 0 new comments

• Integer mismatch incorrectly suggests `T::from()` as LHS of assignment

  #79756 commented on Dec 25, 2020 • 0 new comments

• Missing lifetime in associated type triggers suggestion that requires `generic_associated_types`

  #75547 commented on Dec 25, 2020 • 0 new comments

• `rustdoc` panics with `Unable to resolve external crate`

  #72381 commented on Dec 25, 2020 • 0 new comments

• `missing_fragment_specifier` future-compatibility warnings

  #40107 commented on Dec 26, 2020 • 0 new comments

• rustc performs auto-ref when a raw pointer would be enough

  #73987 commented on Dec 26, 2020 • 0 new comments

• Rustdoc search is broken on mobile

  #79526 commented on Dec 27, 2020 • 0 new comments

• Internal Compiler Error caused by Generic Associated Types

  #79768 commented on Dec 27, 2020 • 0 new comments

• x.py test --stage 0 src/tools/error_index_generator doesn't work

  #78778 commented on Dec 28, 2020 • 0 new comments

• Remove Spans from HIR -- 1/N -- Span collection

  #72878 commented on Dec 25, 2020 • 0 new comments

• refactor: removing library/alloc/src/vec/mod.rs ignore-tidy-filelength

  #78934 commented on Dec 26, 2020 • 0 new comments

• refactor: removing custom nth Zip fn

  #79173 commented on Dec 26, 2020 • 0 new comments

• correctly deal with late-bound lifetimes in anon consts

  #79298 commented on Dec 28, 2020 • 0 new comments

• Separate out a `hir::Impl` struct

  #79322 commented on Dec 22, 2020 • 0 new comments

• Enable ASan, TSan, UBSan for aarch64-apple-darwin.

  #79883 commented on Dec 23, 2020 • 0 new comments

• fix indefinite article in cell.rs

  #79983 commented on Dec 25, 2020 • 0 new comments