1 Release published by 1 person

• 1.87.0 Rust 1.87.0

  published May 15, 2025

677 Pull requests merged by 181 people

• Streamline some attr parsing APIs

  #141271 merged Jun 4, 2025

• Fix incorrect eq_unspanned in TokenStream

  #141570 merged Jun 4, 2025

• Lightly tweak docs for BTree{Map,Set}::extract_if

  #141924 merged Jun 4, 2025

• Rollup of 7 pull requests

  #142028 merged Jun 4, 2025

• Improve some Visitor comments.

  #142007 merged Jun 4, 2025

• Add more missing 2015 edition directives

  #141959 merged Jun 4, 2025

• remove f16: From<u16>

  #141893 merged Jun 4, 2025

• exact_div: add tests

  #141939 merged Jun 4, 2025

• redesign stage 0 std follow-ups part2

  #142002 merged Jun 4, 2025

• add s390x z17 target features

  #141250 merged Jun 4, 2025

• make OsString::new and PathBuf::new unstably const

  #141467 merged Jun 4, 2025

• index: add method for checking range on DenseBitSet

  #141871 merged Jun 4, 2025

• Use non-2015 edition paths in tests that do not test for their resolution

  #141888 merged Jun 4, 2025

• build dist for x86_64-pc-solaris and sparcv9-sun-solaris

  #138699 merged Jun 4, 2025

• Remove i128 and u128 from improper_ctypes_definitions

  #137306 merged Jun 4, 2025

• Improve the documentation of Display and FromStr, and their interactions

  #136687 merged Jun 4, 2025

• Rollup of 8 pull requests

  #142003 merged Jun 4, 2025

• bootstrap: don't symlink source dir into stage0 sysroot

  #142000 merged Jun 4, 2025

• Rework collect_and_apply to not rely on size hint for optimization

  #141652 merged Jun 4, 2025

• Replace ad-hoc ABI "adjustments" with an AbiMap to CanonAbi

  #141569 merged Jun 4, 2025

• std: abort the process on failure to allocate a TLS key

  #141455 merged Jun 4, 2025

• Add missing dyn keywords to tests that do not test for them Part 2

  #141957 merged Jun 4, 2025

• Use the informative error as the main const eval error message

  #141698 merged Jun 4, 2025

• Remove bootstrap cfgs from library/

  #141925 merged Jun 4, 2025

• Remove pre-expansion AST stats.

  #141943 merged Jun 4, 2025

• Remove Path::is_ident.

  #141945 merged Jun 4, 2025

• Add iter macro

  #137725 merged Jun 4, 2025

• Rollup of 8 pull requests

  #141984 merged Jun 4, 2025

• Merge compiler-builtins as a Josh subtree

  #141229 merged Jun 3, 2025

• fix(#141141): When expanding PartialEq, check equality of scalar types first.

  #141724 merged Jun 3, 2025

• redesign stage 0 std follow-ups

  #141914 merged Jun 3, 2025

• Deconstruct values in the THIR visitor

  #141918 merged Jun 3, 2025

• Update books

  #141923 merged Jun 3, 2025

• Rollup of 8 pull requests

  #141961 merged Jun 3, 2025

• Deconstruct values in the HIR visitor

  #141931 merged Jun 3, 2025

• tests/ui: A New Order [2/N]

  #141833 merged Jun 3, 2025

• Switch x86_64-msvc-{1,2} back to Windows Server 2025 images

  #141861 merged Jun 3, 2025

• Remove two trait methods from cg_ssa

  #141956 merged Jun 3, 2025

• Use ccache for stage0 tool builds

  #136942 merged Jun 3, 2025

• Improve documentation for codegen options

  #141554 merged Jun 3, 2025

• rustc_llvm: add Windows system libs only when cross-compiling from Wi…

  #141817 merged Jun 3, 2025

• Add visit_id to ast Visitor

  #141843 merged Jun 3, 2025

• Subtree update of rust-analyzer

  #141881 merged Jun 3, 2025

• Decouple "reporting in deps" from FutureIncompatibilityReason

  #141936 merged Jun 3, 2025

• Enable triagebot [concern] functionality

  #141930 merged Jun 3, 2025

• Disable f64 minimum/maximum tests for arm 32

  #141921 merged Jun 3, 2025

• Rollup of 9 pull requests

  #141954 merged Jun 3, 2025

• move test-float-parse tool into src/tools dir

  #141949 merged Jun 3, 2025

• [rustdoc-json] Implement PartialOrd and Ord for rustdoc_types::Id

  #141898 merged Jun 3, 2025

• Clarify &mut-methods' docs on sync::OnceLock

  #140715 merged Jun 3, 2025

• Add missing 2015 edition directives

  #141886 merged Jun 3, 2025

• Don't declare variables in ExprKind::Let in invalid positions

  #141876 merged Jun 3, 2025

• Fixed a typo in ManuallyDrop's doc

  #141873 merged Jun 3, 2025

• Add missing dyn keywords to tests that do not test for them

  #141889 merged Jun 3, 2025

• Fix borrowck mentioning a name from an external macro we (deliberately) don't save

  #141891 merged Jun 3, 2025

• Rollup of 8 pull requests

  #141944 merged Jun 3, 2025

• Async drop - type instead of async drop fn, fixes #140484

  #141677 merged Jun 3, 2025

• Overhaul UsePath

  #141741 merged Jun 3, 2025

• tools-aux ci runner: also cross-test doctests in Miri

  #141210 merged Jun 3, 2025

• Warn when gold was used as the linker

  #141750 merged Jun 3, 2025

• ci: use free runner for aarch64-gnu-llvm-19-1 PR job

  #141767 merged Jun 2, 2025

• test-float-parse: apply cfg(not(bootstrap))

  #141904 merged Jun 2, 2025

• Rollup of 5 pull requests

  #141912 merged Jun 2, 2025

• Fix typo in StructuralPartialEq docs

  #141858 merged Jun 2, 2025

• Optionally don't steal the THIR

  #141865 merged Jun 2, 2025

• add f16_epsilon and f128_epsilon diagnostic items

  #141874 merged Jun 2, 2025

• rustc-dev-guide subtree update

  #141894 merged Jun 2, 2025

• tshepang has a new email

  #141895 merged Jun 2, 2025

• Fix citool tests when executed locally

  #141897 merged Jun 2, 2025

• Rollup of 6 pull requests

  #141906 merged Jun 2, 2025

• Fix false positive lint error from no_implicit_prelude attr

  #141892 merged Jun 2, 2025

• allow macro_use as first segment

  #141884 merged Jun 2, 2025

• [RTE-484] Update SGX maintainers

  #141885 merged Jun 2, 2025

• Clippy subtree update

  #141814 merged Jun 2, 2025

• redesign stage 0 std

  #119899 merged Jun 2, 2025

• Merge coroutine obligation checking into borrowck parallel loop

  #141773 merged Jun 2, 2025

• Improve intrinsic handling in cg_ssa (part 2)

  #141760 merged Jun 2, 2025

• [beta] backports

  #141745 merged Jun 2, 2025

• Add unimplemented current_dll_path() for WASI

  #141834 merged Jun 1, 2025

• Improve diagnostics for usage of qualified paths within tuple struct exprs/pats

  #140370 merged Jun 1, 2025

• terminology: allocated object → allocation

  #141224 merged Jun 1, 2025

• resolve if-let-chain FIXME on bootstrap

  #141852 merged Jun 1, 2025

• Fix TLS model on bootstrap for cygwin

  #141846 merged Jun 1, 2025

• implement va_arg for powerpc

  #141622 merged Jun 1, 2025

• source_span_for_markdown_range: fix utf8 violation

  #141666 merged Jun 1, 2025

• Drive-by refactor: use OnceCell for the reverse region SCC graph

  #141823 merged Jun 1, 2025

• Exclude CARGO_HOME from generate-copyright in-tree determination

  #141789 merged Jun 1, 2025

• Rollup of 9 pull requests

  #141869 merged Jun 1, 2025

• Miri subtree update

  #141860 merged Jun 1, 2025

• Tweak fast path trait handling

  #141731 merged Jun 1, 2025

• cstore: Use IndexSet as backing store for postorder dependencies

  #141730 merged Jun 1, 2025

• Avoid over-counting of UsePath in the HIR stats.

  #141725 merged Jun 1, 2025

• Fix "consider borrowing" for else-if

  #141812 merged Jun 1, 2025

• library: explain TOCTOU races in fs::remove_dir_all

  #141832 merged Jun 1, 2025

• Rollup of 6 pull requests

  #141842 merged Jun 1, 2025

• Add const support for float rounding methods

  #141521 merged Jun 1, 2025

• Miri CI: test aarch64-apple-darwin in PRs instead of the x86_64 target

  #141277 merged Jun 1, 2025

• std: clarify Clone trait documentation about duplication semantics

  #141215 merged Jun 1, 2025

• Stabilize feature result_flattening

  #141072 merged Jun 1, 2025

• slice.get(i) should use a slice projection in MIR, like slice[i] does

  #139118 merged Jun 1, 2025

• Document what distcheck is intended to exercise

  #141646 merged May 31, 2025

• Update compiler-builtins to 0.1.160

  #141805 merged May 31, 2025

• tests/ui: A New Order [1/N]

  #141793 merged May 31, 2025

• Enable non-leaf Frame Pointers for mingw-w64 Arm64 Windows

  #141815 merged May 31, 2025

• Fixes for building windows-gnullvm hosts

  #141819 merged May 31, 2025

• Rollup of 8 pull requests

  #141824 merged May 31, 2025

• Hir item kind field order

  #141740 merged May 31, 2025

• Note expr being cast when encounter NonScalar cast error

  #140787 merged May 31, 2025

• std: note that std::str::from_utf8* functions are aliases to <str>::from_utf8* methods

  #141112 merged May 31, 2025

• Do not move thread-locals before dropping

  #141685 merged May 31, 2025

• [DO MERGE] PGO new solver

  #141453 merged May 31, 2025

• Revert "increase perf of charsearcher for single ascii characters"

  #141678 merged May 31, 2025

• Add fast path for maybe-initializedness in liveness

  #141667 merged May 31, 2025

• Update cargo

  #141796 merged May 31, 2025

• Increase timeout for new bors try builds

  #141771 merged May 31, 2025

• ci: use arm to calculate job matrix

  #141768 merged May 31, 2025

• Add Range parameter to BTreeMap::extract_if and BTreeSet::extract_if

  #140825 merged May 31, 2025

• Fix the issue of typo of comma in arm parsing

  #141077 merged May 31, 2025

• Fix spans for unsafe binders

  #141781 merged May 31, 2025

• Rollup of 8 pull requests

  #141791 merged May 31, 2025

• Implement ((un)checked_)exact_div methods for integers

  #141237 merged May 31, 2025

• core: begin deduplicating pointer docs

  #141609 merged May 31, 2025

• mir-opt: Do not transform non-int type in match_branches

  #141494 merged May 31, 2025

• bootstrap: Remove bin_root from PATH

  #141657 merged May 30, 2025

• rustc_codegen_llvm: use threadlocal.address intrinsic to access TLS

  #139385 merged May 30, 2025

• Add tls_model for cygwin and enable has_thread_local

  #141719 merged May 30, 2025

• Structurally normalize types as needed in projection_ty_core

  #141703 merged May 30, 2025

• Rollup of 5 pull requests

  #141765 merged May 30, 2025

• Rework #[doc(cfg(..))] checks as distinct pass in rustdoc

  #141746 merged May 30, 2025

• resolve stage0 sysroot from rustc

  #141736 merged May 30, 2025

• Remove RUSTC_RETRY_LINKER_ON_SEGFAULT hack

  #141749 merged May 30, 2025

• rustdoc: cleanups relating to allocations

  #141573 merged May 30, 2025

• Use cfg_attr_trace in AST with a placeholder attribute for accurate suggestion

  #133823 merged May 30, 2025

• remove visit_clobber and move DummyAstNode to rustc_expand

  #141430 merged May 30, 2025

• rustdoc: display doc(cfg(false)) properly

  #141747 merged May 30, 2025

• atomic_load intrinsic: use const generic parameter for ordering

  #141507 merged May 30, 2025

• Refactor the two-phase check for impls and impl items

  #141407 merged May 30, 2025

• implement va_arg for x86_64 systemv

  #141538 merged May 30, 2025

• Report text_direction_codepoint_in_literal when parsing

  #141004 merged May 30, 2025

• float: Replace some approximate assertions with exact

  #141669 merged May 30, 2025

• Rollup of 8 pull requests

  #141753 merged May 30, 2025

• Make some assertions in solver into debug assertions

  #141651 merged May 30, 2025

• Make std/src/num mirror core/src/num

  #137574 merged May 30, 2025

• A variety of improvements to the codegen backends

  #141448 merged May 30, 2025

• float: Disable total_cmp sNaN tests for f16

  #141676 merged May 30, 2025

• Provide secrets to try builds with new bors

  #141723 merged May 30, 2025

• Rollup of 11 pull requests

  #141739 merged May 30, 2025

• Enable review queue tracking

  #141384 merged May 30, 2025

• resolve target-libdir directly from rustc

  #141729 merged May 30, 2025

• creader: Remove extraenous String::clone

  #141732 merged May 30, 2025

• Add loongarch64 with d feature to f32::midpoint fast path

  #141715 merged May 30, 2025

• avoid some usages of &mut P<T> in AST visitors

  #141636 merged May 30, 2025

• Add eslint as part of tidy run

  #141705 merged May 30, 2025

• Fix false documentation of FnCtxt::diverges

  #141728 merged May 30, 2025

• Bump rustc-perf and update PGO crates

  #141490 merged May 29, 2025

• Do not get proc_macro from the sysroot in rustc

  #141595 merged May 29, 2025

• Stabilize repr128

  #138285 merged May 29, 2025

• add CStr::display

  #139994 merged May 29, 2025

• CI: Add cargo tests to aarch64-apple-darwin

  #141656 merged May 29, 2025

• coretests: extend and simplify float tests

  #141571 merged May 29, 2025

• Rollup of 4 pull requests

  #141717 merged May 29, 2025

• Use builtin_index instead of hand-rolling it

  #141638 merged May 29, 2025

• ci: verify that codebuild jobs use ghcr.io

  #141643 merged May 29, 2025

• Call out possibility of invariant result in variance markers

  #141612 merged May 29, 2025

• Path::with_extension: show that it adds an extension where one did no…

  #141477 merged May 29, 2025

• GCI: At their def site, actually wfcheck the where-clause & always eval free lifetime-generic constants

  #136429 merged May 29, 2025

• Reorder ast::ItemKind::{Struct,Enum,Union} fields.

  #141675 merged May 29, 2025

• clean up old rintf leftovers

  #141533 merged May 29, 2025

• Emit warning while outputs is not exe and prints linkage info

  #138139 merged May 29, 2025

• Handle ed2021 precise capturing of unsafe binder

  #141683 merged May 29, 2025

• Test(fs): Fix test_eq_windows_file_type for Windows 7

  #141104 merged May 29, 2025

• Rollup of 16 pull requests

  #141716 merged May 29, 2025

• Add eholk to compiler reviewer rotation

  #141702 merged May 29, 2025

• Add rustc_diagnostic_item to sys::Mutex methods

  #141690 merged May 29, 2025

• core: unstably expose atomic_compare_exchange so stdarch can use it

  #141687 merged May 29, 2025

• rustbook: Bump versions of onig and onig_sys

  #141684 merged May 29, 2025

• interpret/allocation: Fixup type for alloc_bytes

  #141682 merged May 29, 2025

• replace TraitRef link memory.md

  #141680 merged May 29, 2025

• add additional TypeFlags fast paths

  #141581 merged May 29, 2025

• Subtree update of rust-analyzer

  #141693 merged May 29, 2025

• Drop-build cleanups

  #141627 merged May 28, 2025

• consider glob imports in cfg suggestion

  #141548 merged May 28, 2025

• Rollup of 7 pull requests

  #141696 merged May 28, 2025

• rustdoc: linking to a local proc macro no longer warns

  #141411 merged May 28, 2025

• Split autodiff into autodiff_forward and autodiff_reverse

  #140697 merged May 28, 2025

• Improve intrinsic handling in cg_ssa

  #141404 merged May 28, 2025

• Fix ICE in tokenstream with contracts from parser recovery

  #141670 merged May 28, 2025

• Add data_ptr method to Mutex and RwLock

  #140369 merged May 28, 2025

• ci: move tests from x86_64-gnu-llvm-19 job to aarch64

  #141576 merged May 28, 2025

• ci: move dist-x86_64-linux job to codebuild

  #141501 merged May 28, 2025

• Disable libunwind cross-architecture unwinding

  #141375 merged May 28, 2025

• Make check-cfg diagnostics work in #[doc(cfg(..))]

  #140894 merged May 28, 2025

• add asm_cfg: #[cfg(...)] within asm!

  #140367 merged May 28, 2025

• Make two transmute-related MIR lints into HIR lint

  #141551 merged May 28, 2025

• ci: fix llvm test coverage

  #141591 merged May 28, 2025

• rustdoc: use descriptive tooltip if doctest is conditionally ignored

  #141517 merged May 28, 2025

• Rollup of 8 pull requests

  #141668 merged May 28, 2025

• gvn: bail out unavoidable non-ssa locals in repeat

  #141252 merged May 28, 2025

• Add Result::map_or_default and Option::map_or_default

  #141659 merged May 28, 2025

• Bump master stage0 compiler

  #141647 merged May 28, 2025

• Add some track_caller info to precondition panics

  #129658 merged May 28, 2025

• coverage: Revert "unused local file IDs" due to empty function names

  #141650 merged May 27, 2025

• remove visit_mt from ast::mut_visit

  #141632 merged May 27, 2025

• Add From<TryLockError> for io::Error

  #141312 merged May 27, 2025

• Rollup of 8 pull requests

  #141662 merged May 27, 2025

• Rename {GenericArg,Term}::unpack() to kind()

  #141495 merged May 27, 2025

• tests: mark option-niche-eq as fixed on LLVM 21

  #141654 merged May 27, 2025

• bump fluent-* crates

  #141645 merged May 27, 2025

• test: convert version_check ui test to run-make

  #141640 merged May 27, 2025

• triagebot: label LLVM submodule changes with A-LLVM

  #141602 merged May 27, 2025

• Fix malformed suggestion for E0061 when method is a macro token in macro context

  #140591 merged May 27, 2025

• Add missing edition directives for async-await tests

  #141587 merged May 27, 2025

• Support opaque_types_defined_by for SyntheticCoroutineBody

  #141584 merged May 27, 2025

• intrinsics, ScalarInt: minor cleanup

  #141582 merged May 27, 2025

• Rollup of 17 pull requests

  #141644 merged May 27, 2025

• Pull out dedicated cfg_version syntax test from feature gate test

  #141552 merged May 27, 2025

• Use more detailed spans in dyn compat errors within bodies

  #141580 merged May 27, 2025

• bootstrap: translate Windows paths in a way that works for both Cygwin and MSYS2

  #141556 merged May 27, 2025

• Remove out-of-date noop_* names.

  #141563 merged May 27, 2025

• dist: make sure llvm-project submodule is present

  #141568 merged May 27, 2025

• Add generic_arg_infer test

  #141594 merged May 27, 2025

• Improve ambiguous_wide_pointer_comparisons lint compare diagnostics

  #141536 merged May 27, 2025

• rustc book: fix erratic sentence by making it more simple

  #141596 merged May 27, 2025

• Remove an unnecessary use of Box::into_inner.

  #141599 merged May 27, 2025

• Update mdbook to 0.4.51

  #141611 merged May 27, 2025

• Remove spastorino from vacations

  #141616 merged May 27, 2025

• use custom types to clarify arguments to emit_ptr_va_arg

  #141623 merged May 27, 2025

• further dedup WalkItemKind for mut_visit and visit

  #141635 merged May 27, 2025

• ci: use ghcr registry for x86_64-gnu-tools job

  #141641 merged May 27, 2025

• Fix CI for unrolled builds on the try-perf branch

  #141634 merged May 27, 2025

• Enable xray support for Mac

  #140790 merged May 27, 2025

• Emit dummy open drop for unsafe binder

  #141431 merged May 26, 2025

• Properly analyze captures from unsafe binders

  #141433 merged May 26, 2025

• Rollup of 10 pull requests

  #141605 merged May 26, 2025

• further deduplicate ast visitor code

  #141449 merged May 26, 2025

• Avoid obligation construction dance with query region constraints

  #141392 merged May 26, 2025

• interpret: add allocation parameters to AllocBytes

  #141513 merged May 26, 2025

• speed up charsearcher for ascii chars

  #141516 merged May 26, 2025

• Deduplicate dyn compatibility violations due to coercion

  #141439 merged May 26, 2025

• add a dedicated section for compiler environment variables in the unstable book

  #141526 merged May 26, 2025

• Fix unused_braces lint suggestion when encountering attributes

  #141550 merged May 26, 2025

• minor improvements on running miri

  #140898 merged May 26, 2025

• Don't rerun goals if none of their vars have changed

  #141500 merged May 26, 2025

• Fold predicate fast path in canonicalizer and eager resolver

  #141442 merged May 26, 2025

• interpret: do not force_allocate all return places

  #141406 merged May 26, 2025

• Rollup of 8 pull requests

  #141567 merged May 26, 2025

• [rustdoc] Unify type aliases rendering with other ADT

  #140863 merged May 26, 2025

• Implement normalize_lexically

  #134696 merged May 26, 2025

• Simplify attribute_groups

  #140539 merged May 26, 2025

• Attempt to improve the std::fs::create_dir_all docs related to atomicity

  #141472 merged May 26, 2025

• const-check: stop recommending the use of rustc_allow_const_fn_unstable

  #141559 merged May 26, 2025

• Clarify WTF-8 safety docs

  #140936 merged May 26, 2025

• Specify that split_ascii_whitespace uses the same definition as is_ascii_whitespace

  #140952 merged May 26, 2025

• ci: move PR job x86_64-gnu-tools to codebuild

  #141502 merged May 26, 2025

• Describe lifetime of call argument temporaries passed indirectly

  #138489 merged May 26, 2025

• Subtree sync for rustc_codegen_cranelift

  #141557 merged May 26, 2025

• [beta] backports and stage0 bump

  #141412 merged May 25, 2025

• bootstrap: clippy: set TESTNAME based on given paths

  #141508 merged May 25, 2025

• make teach_help message for cast-before-pass-to-variadic more precise

  #141443 merged May 25, 2025

• Avoid extra path trimming in method not found error

  #141512 merged May 25, 2025

• Added unstable feature doc comments to unstable book

  #141530 merged May 25, 2025

• Make #[cfg(version)] respect RUSTC_OVERRIDE_VERSION_STRING

  #141413 merged May 25, 2025

• Random nits

  #141541 merged May 25, 2025

• Rollup of 6 pull requests

  #141545 merged May 25, 2025

• Implement advance_by via try_fold for Sized iterators

  #141086 merged May 25, 2025

• Docs(lib): Fix extract_if docs

  #141108 merged May 25, 2025

• rustdoc: on mobile, make the sidebar full width and linewrap

  #139831 merged May 25, 2025

• More option optimization tests

  #140950 merged May 25, 2025

• use cfg_select! to select the right VaListImpl definition

  #141361 merged May 25, 2025

• Rollup of 4 pull requests

  #141529 merged May 25, 2025

• Stabilize <[T; N]>::as_mut_slice as const

  #140066 merged May 25, 2025

• additional edge cases tests for path.rs 🧪

  #141105 merged May 25, 2025

• Update askama to 0.14.0

  #141487 merged May 25, 2025

• rename internal panicking::try to catch_unwind

  #141505 merged May 25, 2025

• Cleanup CodegenFnAttrFlags

  #141511 merged May 25, 2025

• Use C-string literals to reduce boilerplate

  #141498 merged May 25, 2025

• Rollup of 6 pull requests

  #141518 merged May 25, 2025

• Use the fn_span when emitting function calls for better debug info.

  #141372 merged May 24, 2025

• Guarantee behavior of transmuting Option::<T>::None subject to NPO

  #137323 merged May 24, 2025

• refactor CanonicalVarKind

  #141432 merged May 24, 2025

• std: sys: net: uefi: Implement TCP4 connect

  #139254 merged May 24, 2025

• rustdoc book: add argument explanation for html_playground_url

  #141486 merged May 24, 2025

• Rollup of 6 pull requests

  #141506 merged May 24, 2025

• Enable [issue-links] and [no-mentions] in triagebot

  #141496 merged May 24, 2025

• document some -Z flags as living in the rustc-dev-guide

  #141480 merged May 24, 2025

• GetUserProfileDirectoryW is now documented to always store the size

  #141405 merged May 24, 2025

• Disable triagebot's glacier handler

  #141427 merged May 24, 2025

• Dont walk into unsafe binders when emiting error for non-structural type match

  #141429 merged May 24, 2025

• Do not try to confirm non-dyn compatible method

  #141438 merged May 24, 2025

• Improve CONTRIBUTING.md grammar and clarity

  #141444 merged May 24, 2025

• Add 2nd Solaris target maintainer

  #141446 merged May 24, 2025

• Suggest correct version("..") predicate syntax in check-cfg

  #141456 merged May 24, 2025

• Rollup of 7 pull requests

  #141484 merged May 24, 2025

• Remove #![feature(let_chains)] from libcore

  #141415 merged May 24, 2025

• rustdoc: Speed up TypeAliasPart::get

  #141421 merged May 24, 2025

• Update cargo

  #141460 merged May 24, 2025

• Update std doctests for android

  #141019 merged May 23, 2025

• Rollup of 7 pull requests

  #141463 merged May 23, 2025

• aarch64-linux: Default to FramePointer::NonLeaf

  #140832 merged May 23, 2025

• std: fix aliasing bug in UNIX process implementation

  #138896 merged May 23, 2025

• Updated std doctests for wasm

  #141065 merged May 23, 2025

• Simplify format_integer_with_underscore_sep

  #141369 merged May 23, 2025

• Update mdbook to 0.4.50

  #141457 merged May 23, 2025

• chore: fix typos in comment

  #141398 merged May 23, 2025

• make shared_helpers exe function work for both cygwin and non-cygwin hosts

  #141374 merged May 23, 2025

• Improve handling of rustdoc lints when used with raw doc fragments.

  #136400 merged May 23, 2025

• Async drop poll shim for error dropee generates noop body

  #140967 merged May 23, 2025

• Miri subtree update

  #141383 merged May 23, 2025

• Rename kw::Empty as sym::empty.

  #141376 merged May 23, 2025

• discuss deadlocks in the std::io::pipe() example

  #141109 merged May 23, 2025

• Rollup of 7 pull requests

  #141437 merged May 23, 2025

• rustdoc JSON: Don't apply #[repr] privacy heuristics

  #141126 merged May 23, 2025

• Update IDEs to use rustfmt 2024, fix Zed settings

  #141062 merged May 23, 2025

• Defer evaluating type system constants when they use infers or params

  #140553 merged May 23, 2025

• aarch64-softfloat: forbid enabling the neon target feature

  #135160 merged May 23, 2025

• HIR ty lowering: Clean up & refactor the lowering of type-relative paths

  #140218 merged May 23, 2025

• Add ignore value suggestion in closure body

  #135562 merged May 23, 2025

• Handle regions equivalent to 'static in non_local_bounds

  #139668 merged May 23, 2025

• Finalize repeat expr inference behaviour with inferred repeat counts

  #139635 merged May 23, 2025

• Querify coroutine_hidden_types

  #141286 merged May 23, 2025

• use uX::from instead of _ as uX in non - const contexts

  #140435 merged May 23, 2025

• Rollup of 7 pull requests

  #141396 merged May 23, 2025

• rustc_on_unimplemented cleanups

  #141130 merged May 23, 2025

• Move dist-x86_64-linux CI job to GitHub temporarily

  #141388 merged May 22, 2025

• ci: prepare aws access keys for migration

  #141389 merged May 22, 2025

• Don't allow poly_select in new solver

  #141390 merged May 22, 2025

• Rollup of 8 pull requests

  #141397 merged May 22, 2025

• Remove unnecessary is_empty checks

  #141377 merged May 22, 2025

• Normalize aliases to correct kind of error term

  #141362 merged May 22, 2025

• Fix FnOnce impl for AsyncFn/AsyncFnMut self-borrowing closures in new solver

  #141359 merged May 22, 2025

• ci: convert distcheck to free runner

  #141382 merged May 22, 2025

• try_cast_aligned: avoid bare int-to-ptr casts

  #141381 merged May 22, 2025

• ci: improve citool job db errors

  #141355 merged May 22, 2025

• Fast path for processing some obligations in the new solver

  #141135 merged May 22, 2025

• Emit a warning if the doctest main function will not be run

  #140527 merged May 22, 2025

• dont handle bool transmute

  #140431 merged May 22, 2025

• add doc alias replace_first for str::replacen

  #141370 merged May 22, 2025

• bump stdarch

  #141337 merged May 22, 2025

• rustdoc-json: Remove false docs and add test for inline attribute

  #141364 merged May 22, 2025

• Rollup of 6 pull requests

  #141379 merged May 22, 2025

• Add bors environment to CI

  #141323 merged May 22, 2025

• rustdoc: Fix links with inline code in trait impl docs

  #140868 merged May 22, 2025

• Rename cfg_match! to cfg_select!

  #137198 merged May 22, 2025

• limit impls of VaArgSafe to just types that are actually safe

  #141341 merged May 22, 2025

• docs: Specify that common sort functions sort in an ascending direction

  #140526 merged May 22, 2025

• Rollup of 8 pull requests

  #141366 merged May 22, 2025

• Document why we allow escaping bound vars in LTA norm

  #141363 merged May 22, 2025

• unpretty=thir-tree: don't require the final expr to be the body's value

  #141357 merged May 22, 2025

• lower bodies' params to thir before the body's value

  #141356 merged May 22, 2025

• Move -Zcrate-attr injection to just after crate root parsing

  #141351 merged May 22, 2025

• std: fix doctest and explain for as_slices and as_mut_slices in VecDeque

  #141230 merged May 22, 2025

• incorrectly prefer builtin dyn impls :3

  #141347 merged May 22, 2025

• Clippy subtree update

  #141343 merged May 21, 2025

• Do not eagerly fold consts in normalize_param_env_or_error if new solver

  #141332 merged May 21, 2025

• When AsyncDrop impl is empty, sync drop generated in elaborator

  #141328 merged May 21, 2025

• Async drop fix for 'broken mir, place has deref as later projection'

  #141296 merged May 21, 2025

• Use Docker cache from the current repository

  #141280 merged May 21, 2025

• only resolve top-level guard patterns' guards once

  #141267 merged May 21, 2025

• Use DeepRejectCtxt in assemble_inherent_candidates_from_param

  #141333 merged May 21, 2025

• eagerly check nested obligations when coercing fndefs

  #141334 merged May 21, 2025

• Rollup of 7 pull requests

  #141345 merged May 21, 2025

• Match on lang item kind instead of using an if/else chain

  #140386 merged May 21, 2025

• Rollup of 7 pull requests

  #141331 merged May 21, 2025

• Avoid creating an empty identifer in Symbol::to_ident_string.

  #141318 merged May 21, 2025

• typeck: catch continues pointing to blocks

  #141317 merged May 21, 2025

• Allow trailing comma after argument in query definition

  #141284 merged May 21, 2025

• Allow x perf to find rustc.exe on Windows

  #141283 merged May 21, 2025

• replace cc_detect::cc2ar with cc::try_get_archiver

  #140994 merged May 21, 2025

• Suggest use "{}", self.x instead of {self.x} when resolve x as field of self

  #141213 merged May 21, 2025

• Add std::os::unix::process::CommandExt::chroot to safely chroot a child process

  #137759 merged May 21, 2025

• Rollup of 6 pull requests

  #141320 merged May 21, 2025

• Update books

  #141316 merged May 21, 2025

• Do not call name() on rpitit assoc_item

  #141308 merged May 21, 2025

• ci: split dist-arm-linux job

  #141078 merged May 21, 2025

• ci: split powerpc64le-linux job

  #141042 merged May 21, 2025

• Implement ptr::try_cast_aligned and NonNull::try_cast_aligned.

  #141222 merged May 21, 2025

• Add match guard let chain drop order and scoping tests

  #140981 merged May 21, 2025

• collect doc alias as tips during resolution

  #127721 merged May 21, 2025

• link tracking issue in explicit-extern-abis.md

  #141291 merged May 21, 2025

• use Self alias in self types rather than manually substituting it

  #141289 merged May 21, 2025

• core_float_math: Move functions to math module

  #141282 merged May 21, 2025

• Add TRACING_ENABLED to Machine and add enter_trace_span!()

  #140972 merged May 21, 2025

• Get rid of unnecessary BufDisplay abstraction

  #141288 merged May 21, 2025

• triagebot: ping me if rustdoc js is modified

  #141294 merged May 21, 2025

• Fix pagetoc inactive color in rustc book

  #141303 merged May 21, 2025

• Rollup of 7 pull requests

  #141305 merged May 21, 2025

• [win][ci] Update LLVM toolchain used to build LLVM to 20

  #140757 merged May 20, 2025

• Warning added when dependency crate has async drop types, and the feature is disabled

  #141253 merged May 20, 2025

• Add tick to RePlaceholder debug output

  #141285 merged May 20, 2025

• gather_locals: only visit guard pattern guards when checking the guard

  #141275 merged May 20, 2025

• Rollup of 7 pull requests

  #141292 merged May 20, 2025

• rustc-dev-guide subtree update

  #141269 merged May 20, 2025

• lower_to_hir cleanups

  #141279 merged May 20, 2025

• Error on recursive opaque ty in HIR typeck

  #139419 merged May 20, 2025

• Resolved issue with mismatched types triggering ICE in certain scenarios

  #141236 merged May 20, 2025

• update llvm-tools logic for dist and install steps

  #140932 merged May 20, 2025

• Subtree update of rust-analyzer

  #141278 merged May 20, 2025

• make std::intrinsics functions actually be intrinsics

  #139916 merged May 20, 2025

• Replace try_reserve_exact with try_with_capacity in std::fs::read

  #141211 merged May 20, 2025

• current_dll_path: fix mistake in assertion message

  #141261 merged May 20, 2025

• Properly remove Noratrieb from review rotation

  #141262 merged May 20, 2025

• Update books

  #141259 merged May 20, 2025

• Rollup of 5 pull requests

  #141270 merged May 20, 2025

• trim cache module in utils bootstrap

  #141257 merged May 20, 2025

• Add std::io::Seek instance for std::io::Take

  #138023 merged May 19, 2025

• Rollup of 6 pull requests

  #141255 merged May 19, 2025

• Handle rustc_query_system cases of rustc::potential_query_instability lint

  #131200 merged May 19, 2025

• skip compiler tools sanity checks on certain commands

  #141247 merged May 19, 2025

• windows: document that we rely on an undocumented property of GetUserProfileDirectoryW

  #141244 merged May 19, 2025

• fix data race in ReentrantLock fallback for targets without 64bit atomics

  #141248 merged May 19, 2025

• introduce common macro for MutVisitor and Visitor to dedup code

  #141249 merged May 19, 2025

• more ice tests

  #141225 merged May 19, 2025

• opt-dist: fix deprecated BOLT -icf=1 option

  #141117 merged May 19, 2025

• coverage: Detect unused local file IDs to avoid an LLVM assertion

  #140847 merged May 19, 2025

• dladdr cannot leave dli_fname to be null

  #141239 merged May 19, 2025

• in tests/ui/asm/aarch64/parse-error.rs, only test cases specific to that target

  #141242 merged May 19, 2025

• Rollup of 5 pull requests

  #141243 merged May 19, 2025

• [win][CI] Convert paths to Windows format before adding to PATH

  #140754 merged May 19, 2025

• Rollup of 4 pull requests

  #141238 merged May 19, 2025

• make rustc_attr_parsing less dominant in the rustc crate graph

  #140874 merged May 19, 2025

• fix autodiff macro on generic functions

  #140049 merged May 19, 2025

• add regression test for rust-lang#101650

  #141094 merged May 19, 2025

• [std] fix the presentation of split_off_mut and split_off documentation

  #141110 merged May 19, 2025

• Cygwin support in rustc

  #140154 merged May 19, 2025

• Add f16 formatting and parsing

  #127013 merged May 18, 2025

• split asm! parsing and validation

  #140490 merged May 18, 2025

• gvn: avoid creating overlapping assignments

  #141218 merged May 18, 2025

• Miri subtree update

  #141214 merged May 18, 2025

• name resolution for guard patterns

  #140746 merged May 18, 2025

• Return value of coroutine_layout fn changed to Result with LayoutError

  #140926 merged May 18, 2025

• std: stop using TLS in signal handler

  #140628 merged May 18, 2025

• Stabilize the avx512 target features

  #138940 merged May 18, 2025

• bump windows crate for compiler,bootstrap and tools

  #141127 merged May 18, 2025

• Rollup of 8 pull requests

  #141232 merged May 18, 2025

• Enable [behind-upstream] triagebot option for rust-lang/rust

  #141071 merged May 18, 2025

• [win][arm64] Remove 'Arm64 Hazard' undocumented MSVC option and instead disable problematic test

  #141045 merged May 18, 2025

• Remove #![feature(let_chains)] from library and src/librustdoc

  #140966 merged May 18, 2025

• Make some f32/f64 tests also run in const-context

  #140924 merged May 18, 2025

• Use crate:: prefix for root macro suggestions

  #141132 merged May 18, 2025

• Add per page TOC in the rustc book

  #140113 merged May 18, 2025

• Fix Rust for Linux ping group label

  #141139 merged May 18, 2025

• Stabilize #![feature(non_null_from_ref)]

  #140511 merged May 18, 2025

• Rollup of 8 pull requests

  #141216 merged May 18, 2025

• Fast path for register_region_obligation

  #141129 merged May 18, 2025

• Update to LLVM 20.1.5

  #141063 merged May 18, 2025

• move expensive layout sanity check to debug assertions

  #141039 merged May 18, 2025

• Merge mir query analysis invocations

  #140856 merged May 18, 2025

• Initial implementation of core_float_math

  #138087 merged May 17, 2025

• Implement Display for rustc_target::callconv::Conv

  #135808 merged May 17, 2025

• Enable rust-analyzer to go from query definition to the corresponding provider field

  #141118 merged May 17, 2025

• Only select true errors in impossible_predicates

  #141121 merged May 17, 2025

• checktools.sh: fix bashism

  #140917 merged May 17, 2025

• check coroutines with TypingMode::Borrowck to avoid cyclic reasoning

  #141125 merged May 17, 2025

• Add as_ascii_unchecked() methods to char, u8, and str

  #137432 merged May 17, 2025

• Make some matches slightly more ergonomic in librustdoc

  #141131 merged May 17, 2025

• deduplicate abort implementations

  #139103 merged May 17, 2025

• turn lld warning on old gccs into info log

  #141035 merged May 17, 2025

• Rollup of 9 pull requests

  #141133 merged May 17, 2025

• Miri subtree update

  #141116 merged May 17, 2025

• Add #[must_use] to Array::map

  #140957 merged May 17, 2025

• Make well-formedness predicates no longer coinductive

  #140208 merged May 17, 2025

• Do not emit help when shorthand from macro when suggest ? or expect

  #141070 merged May 17, 2025

• HIR: explain in comment why ExprKind::If "then" is an Expr

  #141059 merged May 17, 2025

• Lowercase git url for rust-lang/enzyme.git

  #141056 merged May 17, 2025

• Remove some unnecessary erases

  #141051 merged May 17, 2025

• Async drop fix for dropee from another crate (#140858)

  #141031 merged May 17, 2025

• ci: split the dist-ohos job

  #141036 merged May 17, 2025

• Rollup of 8 pull requests

  #141113 merged May 17, 2025

• Revert "Fix linking statics on Arm64EC #140176"

  #141024 merged May 17, 2025

• Subtree update GCC backend 2025 05 14

  #141002 merged May 17, 2025

• trait_sel: deep reject match_normalize_trait_ref

  #140978 merged May 17, 2025

• Weekly cargo update

  #140911 merged May 16, 2025

• Update cargo

  #141093 merged May 16, 2025

• Invoke a query only when it doesn't return immediately anyway

  #140959 merged May 16, 2025

• Clippy subtree update

  #141044 merged May 16, 2025

• Rollup of 9 pull requests

  #141066 merged May 16, 2025

• Remove stable attribute from wasi fs (read_exact|write_all)_at

  #140910 merged May 16, 2025

• fix doc for UnixStream

  #140984 merged May 16, 2025

• Add negative test coverage for -Clink-self-contained and -Zlinker-features

  #140997 merged May 16, 2025

• Improve ternary operator recovery

  #141003 merged May 16, 2025

• Migrate to modern datetime API

  #141009 merged May 16, 2025

• move (or remove) some impl Trait tests

  #140834 merged May 16, 2025

• Implement methods to set STARTUPINFO flags for Command API on Windows

  #141013 merged May 16, 2025

• std: explain prefer TryInto over TryFrom when specifying traits bounds on generic function

  #140791 merged May 16, 2025

• rustc-dev-guide subtree update

  #141026 merged May 16, 2025

• Remove manual WF hack

  #140557 merged May 16, 2025

• Rollup of 7 pull requests

  #141050 merged May 16, 2025

• remove RustfmtState to reduce initial_rustfmt complexity

  #141027 merged May 16, 2025

• Improve dangerous_implicit_aurorefs diagnostic output

  #140768 merged May 16, 2025

• normalization: avoid incompletely constraining GAT args

  #140712 merged May 16, 2025

• docs(library/core/src/pin): fix typo "necessarily" -> "necessary"

  #139749 merged May 16, 2025

• Flush errors before deep normalize in dropck_outlives

  #140947 merged May 16, 2025

• VxWorks: updates from recent libc versions

  #140990 merged May 16, 2025

• Simplify Vec::as_non_null implementation and make it const

  #140685 merged May 16, 2025

• Optimize ToString implementation for integers

  #136264 merged May 15, 2025

• Use the new solver in the impossible_predicates

  #136988 merged May 15, 2025

• Do not ICE when reassigning in GatherLocalsVisitor on the bad path

  #140827 merged May 15, 2025

• Fix a compiletest blessing message

  #140953 merged May 15, 2025

• MaybeUninit::write: fix doc

  #140988 merged May 15, 2025

• Rollup of 7 pull requests

  #141011 merged May 15, 2025

• Suggest replace f with f: Box<f> when expr field is short hand

  #140989 merged May 15, 2025

• Add Ipv4Addr and Ipv6Addr diagnostic items

  #140976 merged May 15, 2025

• Update rustix to 1.0.7 for bootstrap

  #140973 merged May 15, 2025

• Add an issue template for future-incompatible lints

  #140904 merged May 15, 2025

• Temporarily use Windows Server 2022 instead of Windows Server 2025 images

  #141023 merged May 15, 2025

• Update ctrlc, libloading and nix for rustc

  #140921 merged May 13, 2025

• Stage0 bootstrap update

  #140887 merged May 13, 2025

• Do not remove super keyword from super let

  #140951 merged May 13, 2025

• Fix typos

  #140935 merged May 13, 2025

• chore: move more ui tests

  #140927 merged May 13, 2025

• Use new form for T-rustdoc's {beta,stable}-{nominated,accepted} notify-Zulip triggers

  #140909 merged May 13, 2025

• cg_llvm: Clean up some inline assembly bindings

  #140914 merged May 12, 2025

• ui/async-drop-initial: factor in panic strategy in destructor size check

  #140941 merged May 12, 2025

• Silence warning in default compiler bootstrap settings

  #140934 merged May 12, 2025

• add regression test for 140207

  #140925 merged May 12, 2025

• cg_llvm: Rename OperandBundleOwned to OperandBundleBox

  #140923 merged May 12, 2025

• Remove mono item collection strategy override from -Zprint-mono-items

  #140842 merged May 12, 2025

• Update miniz_oxide dependency of coverage_dump

  #140899 merged May 11, 2025

• Enable non-leaf Frame Pointers for Arm64EC Windows

  #140862 merged May 11, 2025

• Add T-compiler backports Zulip notifications

  #140397 merged May 11, 2025

• Warn when #[export_name] is used with generic functions

  #140851 merged May 11, 2025

• Rollup of 3 pull requests

  #140915 merged May 11, 2025

• Backport #140902 to beta

  #140918 merged May 11, 2025

• Async drop fix for async_drop_in_place<T> layout for unspecified T

  #140902 merged May 11, 2025

• Partially stabilize LoongArch target features

  #135015 merged May 11, 2025

• Prefer to suggest stable candidates rather than unstable ones

  #140795 merged May 11, 2025

• Use intrinsics for {f16,f32,f64,f128}::{minimum,maximum} operations

  #140792 merged May 11, 2025

• Split duration_constructors to get non-controversial constructors out

  #140882 merged May 11, 2025

• Update deps of bootstrap for Cygwin

  #140886 merged May 11, 2025

• Two expand-related cleanups

  #140878 merged May 11, 2025

• test intrinsic fallback bodies with Miri

  #140903 merged May 11, 2025

• Rollup of 7 pull requests

  #140912 merged May 11, 2025

• Make t letter looks like lowercase rather than uppercase

  #140865 merged May 11, 2025

• [beta-1.88] Update cargo

  #140897 merged May 11, 2025

• Fix download of GCC from CI on non-nightly channels

  #140901 merged May 10, 2025

• Implement (part of) ACP 429: add DerefMut to Lazy[Cell/Lock]

  #129334 merged May 10, 2025

• remove 'unordered' atomic intrinsics

  #140660 merged May 10, 2025

• rustdoc: add a handle that makes sidebar resizing more obvious

  #139562 merged May 10, 2025

• Rollup of 7 pull requests

  #140895 merged May 10, 2025

• Update documentation of OnceLock::get_or_init.

  #140783 merged May 10, 2025

• Update hermit-abi to 0.5.1

  #140789 merged May 10, 2025

• 1.87.0 release notes: remove nonsensical ~ operator

  #140879 merged May 10, 2025

• remove intrinsics::drop_in_place

  #140151 merged May 10, 2025

• Merge typeck loop with static/const item eval loop

  #140854 merged May 10, 2025

• Make the assertion in Ident::new debug-only.

  #140880 merged May 10, 2025

• Update backtrace in Cargo.lock

  #140705 merged May 10, 2025

• Update cargo

  #140876 merged May 10, 2025

• rustdoc: Replace unstable flag --doctest-compilation-args with a simpler one: --doctest-build-arg

  #139863 merged May 10, 2025

• Update the edition guide for let chains

  #140852 merged May 10, 2025

• Add regression test for 125877

  #140819 merged May 10, 2025

• also export metrics from librustdoc

  #140815 merged May 10, 2025

• Fix broken-pipe-no-ice run-make test for rpath-less builds

  #140843 merged May 10, 2025

• Improved error message for top-level or-patterns

  #140848 merged May 10, 2025

• Rollup of 7 pull requests

  #140869 merged May 10, 2025

• Last minute relnotes fix

  #140864 merged May 10, 2025

• [stable] Prepare the 1.87.0 release

  #140859 merged May 9, 2025

• [beta] Prepare 1.88.0 beta

  #140861 merged May 9, 2025

• Bump version number to 1.89.0

  #140839 merged May 9, 2025

• Fix tests/rustdoc-json triagebot message path

  #140812 merged May 9, 2025

• add signed ints to unn- transmutes to ensure feature parity

  #140804 merged May 9, 2025

• Rollup of 5 pull requests

  #140838 merged May 9, 2025

• bootstrap: more consistent use of ... when citing configuration snippets

  #140817 merged May 9, 2025

• Use span before macro expansion in lint for-loops-over-falibles

  #140801 merged May 9, 2025

• Enable non-leaf Frame Pointers for Arm64 Windows

  #140828 merged May 9, 2025

• Remove Ident::empty

  #140252 merged May 9, 2025

• Fix linking statics on Arm64EC

  #140176 merged May 9, 2025

• Eliminate word_and_empty methods.

  #140095 merged May 9, 2025

• Only include dyn Trait<Assoc = ...> associated type bounds for Self: Sized associated types if they are provided

  #140684 merged May 9, 2025

• Make rustdoc-tempdir-removal run-make tests work on other platforms than linux

  #140800 merged May 9, 2025

• Add release notes for 1.87.0

  #140802 merged May 9, 2025

• Enable triagebot note functionality for rust-lang/rust

  #140811 merged May 9, 2025

• Improve -Zremap-path-scope tests with dependency

  #140716 merged May 9, 2025

• Structurally normalize in range pattern checking in HIR typeck

  #140707 merged May 9, 2025

• Clarify black_box warning a bit

  #140341 merged May 9, 2025

• Rollup of 8 pull requests

  #140818 merged May 9, 2025

• Do not deny warnings in "fast" try builds

  #140786 merged May 8, 2025

• trait selection: check & before suggest remove deref

  #140736 merged May 8, 2025

• [arm64] Pointer auth test should link with C static library statically

  #140756 merged May 8, 2025

• [win][arm64] Disable std::fs tests that require symlinks

  #140759 merged May 8, 2025

• Rollup of 5 pull requests

  #140797 merged May 8, 2025

• [win][arm64] Disable various DebugInfo tests that don't work on Arm64 Windows

  #140755 merged May 8, 2025

• [win][arm64] Disable MSVC Linker 'Arm Hazard' warning

  #140758 merged May 8, 2025

• make it possible to run in-tree rustfmt with x run rustfmt

  #140732 merged May 8, 2025

• Remove estebank from automated review assignment

  #140579 merged May 8, 2025

• Only prefer param-env candidates if they remain non-global after norm

  #140260 merged May 8, 2025

• Better error message for late/early lifetime param mismatch

  #140523 merged May 8, 2025

• detect additional uses of opaques after writeback

  #140641 merged May 8, 2025

• rustdoc-json: Remove newlines from attributes

  #140762 merged May 8, 2025

• style: Never break within a nullary function call func() or a unit literal ()

  #140764 merged May 8, 2025

• Do not discard constraints on overflow if there was candidate ambiguity

  #140711 merged May 8, 2025

• Add DefPathData::OpaqueLifetime to avoid conflicts for remapped opaque lifetimes

  #140769 merged May 8, 2025

• Rollup of 9 pull requests

  #140781 merged May 8, 2025

• triagebot: Better message for changes to tests/rustdoc-json

  #140773 merged May 8, 2025

• allow deref patterns to participate in exhaustiveness analysis

  #140106 merged May 8, 2025

• Fix regression from #140393 for espidf / horizon / nuttx / vita

  #140734 merged May 8, 2025

• add armv5te-unknown-linux-gnueabi target maintainer

  #140741 merged May 8, 2025

• run-make-support: set rustc dylib path for cargo wrapper

  #140745 merged May 8, 2025

• Rollup of 8 pull requests

  #140751 merged May 8, 2025

• [rustdoc] Ensure that temporary doctest folder is correctly removed even if doctests failed

  #140706 merged May 8, 2025

• Correct warning message in restricted visibility

  #140614 merged May 8, 2025

• Don't crash on error codes passed to --explain which exceed our internal limit of 9999

  #140700 merged May 8, 2025

• Parser: Recover error from named params while parse_path

  #140671 merged May 8, 2025

• Separate dataflow analysis and results

  #140234 merged May 8, 2025

• borrowck nested items in dead code

  #140590 merged May 7, 2025

• [beta-1.87] Update cargo

  #140727 merged May 7, 2025

• Use thread local dep graph encoding

  #139758 merged May 7, 2025

• Stabilize precise capture syntax in style guide

  #139518 merged May 7, 2025

• fix typo in autorefs lint doc example

  #140719 merged May 7, 2025

• Update compiler-builtins to 0.1.158

  #140724 merged May 7, 2025

• Rollup of 4 pull requests

  #140735 merged May 7, 2025

• Fix backtrace for cygwin

  #140398 merged May 7, 2025

• Remove duplicate impl of string unescape from parse_format

  #137995 merged May 7, 2025

• de-stabilize bench attribute

  #134273 merged May 7, 2025

• Added support for apxf target feature

  #139534 merged May 7, 2025

• Structurally resolve in check_ref_cast in new solver

  #140713 merged May 7, 2025

• rustdoc: remove unportable markdown lint and old parser

  #140709 merged May 7, 2025

• Move in_external_macro to SyntaxContext

  #140419 merged May 7, 2025

• support duplicate entries in the opaque_type_storage

  #140607 merged May 7, 2025

• Comment on Rc abort-guard strategy without naming unrelated fn

  #140483 merged May 7, 2025

• Implement VecDeque::truncate_front()

  #140668 merged May 7, 2025

• collect all Fuchsia bindings into the fuchsia module

  #140656 merged May 7, 2025

• Rollup of 9 pull requests

  #140726 merged May 7, 2025

• Stabilize proc_macro::Span::{file, local_file}.

  #140514 merged May 7, 2025

• Update iterator.rs to use arrays by value

  #136183 merged May 6, 2025

• coverage: Only merge adjacent coverage spans

  #139966 merged May 6, 2025

• Rollup of 4 pull requests

  #140708 merged May 6, 2025

• Handle PR not found in post-merge workflow

  #140703 merged May 6, 2025

• Rename graph::implementation::Graph to LinkedGraph

  #140692 merged May 6, 2025

• Unify sidebar buttons to use the same image

  #140135 merged May 6, 2025

• add a test for issue rust-lang/rust#81317

  #140632 merged May 6, 2025

• deref_patterns: let string and byte string literal patterns peel references and smart pointers before matching

  #140658 merged May 6, 2025

• Don't ignore compiler stderr in lib-defaults.rs

  #140681 merged May 6, 2025

• Rollup of 4 pull requests

  #140702 merged May 6, 2025

• Do not gather local all together at the beginning of typeck

  #140561 merged May 6, 2025

• Use more accurate ELF flags on MIPS

  #140634 merged May 6, 2025

• Steer docs to utf8_chunks and Iterator::take

  #140598 merged May 6, 2025

• Fix RustAnalyzer discovery of rustc's stable_mir crate

  #140532 merged May 6, 2025

• Clean rustdoc tests folder

  #140673 merged May 6, 2025

• Implement RFC 3503: frontmatters

  #140035 merged May 6, 2025

• std: get rid of sys_common::process

  #140393 merged May 6, 2025

• Implement Iterator::last for vec::IntoIter

  #139773 merged May 6, 2025

• Consistent trait bounds for ExtractIf Debug impls

  #139764 merged May 6, 2025

• Update mdbook to 0.4.49

  #140687 merged May 6, 2025

• coverage-dump: Resolve global file IDs to filenames

  #140251 merged May 6, 2025

• Be a bit more relaxed about not yet constrained infer vars in closure upvar analysis

  #140678 merged May 6, 2025

• Fix -Zremap-path-scope rmeta handling

  #139550 merged May 6, 2025

• Rollup of 12 pull requests

  #140695 merged May 6, 2025

• Handle rustc_middle cases of rustc::potential_query_instability lint

  #131160 merged May 6, 2025

• Make -Zfixed-x18 into a target modifier

  #140661 merged May 6, 2025

• mir-opt: Use one MirPatch in MatchBranchSimplification

  #140080 merged May 6, 2025

• Removing rustc_type_ir in the rustc_infer codebase

  #140559 merged May 6, 2025

• mir-opt: execute MatchBranchSimplification after GVN

  #140115 merged May 6, 2025

• Deeply normalize in the new solver in WF

  #140672 merged May 6, 2025

• Resolve instance for SymFn in global/naked asm

  #140374 merged May 6, 2025

• fn check_opaque_type_parameter_valid defer error

  #140605 merged May 6, 2025

• implement PanicTracker to track t panics

  #140636 merged May 6, 2025

• bypass linker configuration and cross target check on x check

  #140357 merged May 6, 2025

• calculate step duration in a panic-safe way

  #140670 merged May 6, 2025

• Update books

  #140676 merged May 6, 2025

• Rollup of 11 pull requests

  #140682 merged May 6, 2025

• Miri subtree update

  #140664 merged May 5, 2025

• Subtree update of rust-analyzer

  #140651 merged May 5, 2025

• Remove global next_disambiguator state and handle it with a DisambiguatorState type

  #140453 merged May 5, 2025

• Initial support for dynamically linked crates

  #134767 merged May 5, 2025

• Rollup of 4 pull requests

  #140650 merged May 5, 2025

• Update compiler-builtins to 0.1.157

  #140648 merged May 5, 2025

• Revert "Avoid unused clones in Cloned<I> and Copied<I>"

  #140644 merged May 5, 2025

• Refactor rustc_on_unimplemented's filter parser

  #140307 merged May 5, 2025

• Correct extract_if sample equivalent.

  #135734 merged May 5, 2025

• Weekly cargo update

  #140353 merged May 5, 2025

• stabilize ptr::swap_nonoverlapping in const

  #137280 merged May 5, 2025

• Rollup of 6 pull requests

  #140646 merged May 5, 2025

• Async drop source info fix for proxy-drop-coroutine

  #140630 merged May 5, 2025

• Small adjustments to check_attribute_safety to make the logic more obvious

  #140619 merged May 5, 2025

• Use target-cpu=z13 on s390x codegen const vector test

  #140457 merged May 5, 2025

• Suggest retain_mut over retain as Vec::extract_if alternative

  #140625 merged May 5, 2025

• Allow linking rustc and rustdoc against the same single tracing crate

  #140627 merged May 5, 2025

212 Pull requests opened by 110 people

• build_helper: handle emails containing square brackets

  #140675 opened May 5, 2025

• WIP: Add PGO for apple darwin targets

  #140699 opened May 6, 2025

• Split up the `unknown_or_malformed_diagnostic_attributes` lint

  #140717 opened May 6, 2025

• Add -Zindirect-branch-cs-prefix

  #140733 opened May 7, 2025

• [WIP] Region inference: Use outlives-static constraints in constraint search

  #140737 opened May 7, 2025

• `-Zindirect-branch-cs-prefix` on top of `-Zretpoline*`

  #140740 opened May 7, 2025

• Allow storing `format_args!()` in variable

  #140748 opened May 7, 2025

• Change codegen of LLVM intrinsics to be name-based, and add llvm linkage support for `bf16(xN)` and `i1xN`

  #140763 opened May 7, 2025

• Stabilize keylocker

  #140766 opened May 7, 2025

• Stabilize `sha512`, `sm3` and `sm4` for x86

  #140767 opened May 7, 2025

• add `extern "custom"` functions

  #140770 opened May 7, 2025

• {aarch64,x86_64}-*-windows-gnullvm: build host tools

  #140772 opened May 7, 2025

• Affirm `-Cforce-frame-pointers=off` does not override

  #140774 opened May 7, 2025

• Clarify upfront that `PartialOrd` is for strict partial orders

  #140779 opened May 8, 2025

• Add information about group a lint belongs to

  #140794 opened May 8, 2025

• [DO NOT MERGE] build Enzyme as archive

  #140799 opened May 8, 2025

• Introduce test results file

  #140805 opened May 8, 2025

• Implement Default for &Option

  #140808 opened May 8, 2025

• Reduce special casing for the panic runtime

  #140809 opened May 8, 2025

• Support `-Clink-self-contained=+linker` for `ld.lld` linker flavor

  #140813 opened May 8, 2025

• [CRATER] probe fallout of `dyn` overlap

  #140824 opened May 8, 2025

• make path_statements lint machine applicable for statements with no effect

  #140830 opened May 8, 2025

• Don't lint against named labels in `naked_asm!`

  #140871 opened May 9, 2025

• Make #[used(linker)] the default on ELF too

  #140872 opened May 9, 2025

• Fix unuseful span in type error in some format_args!() invocations

  #140916 opened May 11, 2025

• Extract some shared code from codegen backend target feature handling

  #140920 opened May 11, 2025

• Use `Arena::alloc_from_iter` to avoid redundant vec allocations

  #140937 opened May 12, 2025

• Changed unclickable link in The rustc book

  #140938 opened May 12, 2025

• const-eval: allow constants to refer to mutable/external memory, but reject such constants as patterns

  #140942 opened May 12, 2025

• start properly testing attributes in positions

  #140948 opened May 12, 2025

• `impl PartialEq<{str,String}> for {Path,PathBuf}`

  #140956 opened May 13, 2025

• Allow initializing logger with additional tracing Layer

  #140969 opened May 13, 2025

• Improve doc of some methods that take ranges

  #140983 opened May 13, 2025

• Change `core::iter::Fuse`'s `Default` impl to do what its docs say it does

  #140985 opened May 14, 2025

• literal-escaper v0.0.2 => v0.0.3 for better API without `unreachable`

  #140999 opened May 14, 2025

• rustdoc: Also run lint unused_doc_comments

  #141000 opened May 14, 2025

• Make NonZero<char> possible

  #141001 opened May 14, 2025

• Expand free alias types when computing implied outlives-bounds

  #141007 opened May 14, 2025

• Lexer: check in `advance_token` to avoid regard spare `##` as `GardedStrPrefix`

  #141028 opened May 15, 2025

• [WIP] Expand free alias types during variance computation

  #141030 opened May 15, 2025

• avoid violating `slice::from_raw_parts` safety contract in `Vec::extract_if`

  #141032 opened May 15, 2025

• compiletest: add option for automatically adding annotations

  #141033 opened May 15, 2025

• Permit duplicate imports

  #141043 opened May 15, 2025

• Hack together inline-always-overrides

  #141055 opened May 15, 2025

• Fix glob import tests

  #141060 opened May 15, 2025

• Change __rust_no_alloc_shim_is_unstable to be a function

  #141061 opened May 15, 2025

• Suggest mut when possbile for temporary value dropped while borrowed

  #141069 opened May 16, 2025

• fix Zip unsoundness (again)

  #141076 opened May 16, 2025

• refactor `AttributeGate` and `rustc_attr!` to emit notes during feature checking

  #141162 opened May 17, 2025

• Weekly `cargo update`

  #141205 opened May 18, 2025

• Change `{Box,Arc,Rc,Weak}::into_raw` to only work with `A = Global`

  #141219 opened May 18, 2025

• Only assemble impl candidates if there are no candidates that would have shadowed it

  #141226 opened May 18, 2025

• Allow volatile access to non-Rust memory, including address 0

  #141260 opened May 19, 2025

• Stabilize `substr_range` and related methods

  #141266 opened May 20, 2025

• modularize the config module bootstrap

  #141272 opened May 20, 2025

• Add constant `MAX_NEGATIVE` to each floating-point value

  #141290 opened May 20, 2025

• Stabilize `if let` guards (`feature(if_let_guard)`)

  #141295 opened May 20, 2025

• rustdoc: add private items toggle

  #141299 opened May 20, 2025

• Add method to retrieve body of closure in stable-mir

  #141307 opened May 20, 2025

• x86 (32/64): go back to passing SIMD vectors by-ptr

  #141309 opened May 20, 2025

• make `tidy-alphabetical` use a natural sort

  #141311 opened May 20, 2025

• diagnostics: hide expansion of builtin-like macros

  #141314 opened May 20, 2025

• Extend minicore with intrinsics and use it to replace #[rustc_intrinsic] in tests

  #141319 opened May 21, 2025

• std: sys: random: uefi: Provide rdrand based fallback

  #141324 opened May 21, 2025

• [experiment, do not merge!] rewrite the DenseBitSet structure to only use 1 word on the stack

  #141325 opened May 21, 2025

• [experimental, do not merge!] a faster implementation of Polonius

  #141326 opened May 21, 2025

• ci: use codebuild for dist-x86_64-linux-alt

  #141342 opened May 21, 2025

• Make `Rc<T>::deref` zero-cost

  #141348 opened May 21, 2025

• builtin dyn impl no guide inference

  #141352 opened May 21, 2025

• rustc_const_eval: Expose APIs for signalling foreign accesses to memory

  #141391 opened May 22, 2025

• [rustdoc] Give more information into extracted doctest information

  #141399 opened May 22, 2025

• Fix unwrap ICE from struct field ident in AST pretty

  #141426 opened May 23, 2025

• Add (back) `unsupported_calling_conventions` lint to reject more invalid calling conventions

  #141435 opened May 23, 2025

• Add `FromIterator` impls for `ascii::Char`s to `String`s

  #141445 opened May 23, 2025

• Document representation of `Option<unsafe fn()>`

  #141447 opened May 23, 2025

• add more `TypeFlags` fast paths, cache `param_env` canonicalization

  #141451 opened May 23, 2025

• Allow `&raw [mut | const]` for union field in safe

  #141469 opened May 23, 2025

• Add new `function_casts_as_integer` lint

  #141470 opened May 23, 2025

• unsafe keyword docs: emphasize that an unsafe fn in a trait does not get to choose its safety contract

  #141471 opened May 23, 2025

• Add `ParseMode::Diagnostic` and fix multiline spans in diagnostic attribute lints

  #141474 opened May 23, 2025

• mir-opt: Do not create storage marks in EarlyOtherwiseBranch

  #141485 opened May 24, 2025

• Delegate `<CStr as Debug>` to `ByteStr`

  #141491 opened May 24, 2025

• Delegate `<SocketAddr as Debug>` to `ByteStr`

  #141493 opened May 24, 2025

• Draft: Make into_parts methods on Vec associated functions

  #141509 opened May 24, 2025

• std: sys: net: uefi: tcp4: Implement write

  #141532 opened May 25, 2025

• Enable LLDB debug info tests on CI

  #141539 opened May 25, 2025

• Limit the size of cgu names when using the `-Zhuman-readable-cgu-name…

  #141558 opened May 25, 2025

• [PERF] partition shims into CGU of their characteristic types, if possible

  #141560 opened May 25, 2025

• [perf ONLY] [gauge upper bound] rustdoc: Remove auto trait impl synthesis

  #141564 opened May 25, 2025

• impl `Default` for `array::IntoIter`

  #141574 opened May 26, 2025

• [experimental, do not merge!] a faster implementation of Polonius and a more compact DenseBitSet implementation

  #141583 opened May 26, 2025

• Document subdirectories of UI tests with README files

  #141597 opened May 26, 2025

• Reduce `ast::ptr::P` to a typedef of `Box`

  #141603 opened May 26, 2025

• Add support for repetition to `proc_macro::quote`

  #141608 opened May 26, 2025

• Stabilize `feature(generic_arg_infer)`

  #141610 opened May 26, 2025

• lint direct use of rustc_type_ir

  #141614 opened May 26, 2025

• unstable-book: Add stubs for environment variables; document some of the important ones

  #141624 opened May 27, 2025

• implement `TrustedRandomAccessNoCoerce` for `Peekable`

  #141630 opened May 27, 2025

• Suggest to bind `self.x` to `x` when field `x` may be in format string

  #141633 opened May 27, 2025

• Pure batching without autodiff

  #141637 opened May 27, 2025

• Expose discriminant values in stable_mir

  #141639 opened May 27, 2025

• Note the version and PR of removed features when using it

  #141642 opened May 27, 2025

• [rustdoc] Do not emit redundant_explicit_links lint if the doc comment comes from expansion

  #141648 opened May 27, 2025

• rustdoc search: prefer stable items in search results

  #141658 opened May 27, 2025

• Make the `dangerous_implicit_autorefs` lint deny-by-default

  #141661 opened May 27, 2025

• rustdoc: add ways of collapsing all impl blocks

  #141663 opened May 27, 2025

• Fast path for stalled obligations on self ty

  #141681 opened May 28, 2025

• ci: update docker version on codebuild

  #141697 opened May 28, 2025

• Atomic intrinsics : use const generic ordering, part 2

  #141700 opened May 28, 2025

• jsondocck: Refactor directive handling

  #141709 opened May 28, 2025

• Stabilize `ip_from`

  #141744 opened May 29, 2025

• Remap compiler vs non-compiler sources differently (bootstrap side)

  #141751 opened May 30, 2025

• Introduce `impl` restrictions to AST, lower to `rustc_middle`

  #141754 opened May 30, 2025

• Insert checks for enum discriminants when debug assertions are enabled

  #141759 opened May 30, 2025

• [experimental] Make witnesses more eager

  #141762 opened May 30, 2025

• `FIXME(-Znext-solver)` triage

  #141763 opened May 30, 2025

• Stabilize `#[cfg(version(...))]`, take 2

  #141766 opened May 30, 2025

• Move metadata object generation for dylibs to the linker code

  #141769 opened May 30, 2025

• Merge `Cfg::render_long_html` and `Cfg::render_long_plain` methods common code

  #141770 opened May 30, 2025

• Change per-module naked fn checks to happen during typeck instead

  #141774 opened May 30, 2025

• Do not run PGO/BOLT in x64 Linux alt builds

  #141777 opened May 30, 2025

• compiler: Use FramePointer::NonLeaf for Apples

  #141797 opened May 30, 2025

• compiler: use FramePointer::NonLeaf on illumos

  #141798 opened May 30, 2025

• bootstrap: build std sans leaf frame pointers

  #141800 opened May 30, 2025

• Remove rustc's notion of "preferred" alignment AKA `__alignof`

  #141803 opened May 31, 2025

• faster charsearcher

  #141808 opened May 31, 2025

• Don't call WSACleanup on process exit

  #141809 opened May 31, 2025

• Unimplement unsized_locals

  #141811 opened May 31, 2025

• Don't create .msi installer when not building from Windows

  #141818 opened May 31, 2025

• Add diagnostic explaining STATUS_STACK_BUFFER_OVERRUN not only being used for stack buffer overruns if link.exe exits with that exit code

  #141828 opened May 31, 2025

• Specialize sleep_until implementation for unix (except mac)

  #141829 opened May 31, 2025

• [DO NOT MERGE] Crate local distributed slice

  #141830 opened May 31, 2025

• rustdoc: fix attrs of locally reexported foreign items

  #141831 opened May 31, 2025

• improve `core::ffi::VaList`

  #141835 opened May 31, 2025

• make rust-analyzer use a dedicated directory

  #141839 opened May 31, 2025

• If `HOME` is empty, use the fallback instead

  #141840 opened May 31, 2025

• Explain `TOCTOU` on the top of `std::fs`, and reference it in functions

  #141847 opened Jun 1, 2025

• forward the bootstrap `runner` to `run-make`

  #141856 opened Jun 1, 2025

• coretests: move float tests from num to floats module and use a more flexible macro to generate them

  #141857 opened Jun 1, 2025

• Handle win32 separator for cygwin paths

  #141864 opened Jun 1, 2025

• Describe Future invariants more precisely

  #141867 opened Jun 1, 2025

• Fix broken link to rustc_type_ir module in serialization docs

  #141870 opened Jun 1, 2025

• Introduce `ByteSymbol`

  #141875 opened Jun 2, 2025

• Reject unsupported, unstable ABIs during AST lowering

  #141877 opened Jun 2, 2025

• Remove check_mod_loops query and run the checks per-body instead

  #141883 opened Jun 2, 2025

• Add link to correct documentation in htmldocck.py

  #141890 opened Jun 2, 2025

• Turn `stdarch` into a Josh subtree

  #141899 opened Jun 2, 2025

• Add central execution context to bootstrap

  #141909 opened Jun 2, 2025

• Fix `create-docs-artifacts.sh` with new bors

  #141910 opened Jun 2, 2025

• bootstrap: Remove `rustc_snapshot_libdir` from PATH in one more place

  #141917 opened Jun 2, 2025

• Stabilize `feature(more_qualified_paths)`

  #141922 opened Jun 2, 2025

• [PERF] Rework unsizing coercions in new solver

  #141926 opened Jun 2, 2025

• [PERF] Clear nested candidates in select if certainty is yes

  #141927 opened Jun 2, 2025

• Fix for async drop inside async gen fn

  #141932 opened Jun 2, 2025

• resolve: Tweak `private_macro_use` lint to be compatible with upcoming macro prelude changes

  #141934 opened Jun 2, 2025

• Update mod.rs

  #141935 opened Jun 2, 2025

• Report never type lints in dependencies

  #141937 opened Jun 2, 2025

• update rust offload bootstrap

  #141938 opened Jun 2, 2025

• Implement representation options to smir

  #141942 opened Jun 3, 2025

• std: refactor explanation of `NonNull`

  #141946 opened Jun 3, 2025

• Specify that "option-like" enums must be `#[repr(Rust)]` to be ABI-compatibile with their non-1ZST field.

  #141947 opened Jun 3, 2025

• Move coroutine_by_move_body_def_id into the big check_crate body owner loop

  #141950 opened Jun 3, 2025

• Use non-2015 edition paths in tests that do not test for their resolution

  #141960 opened Jun 3, 2025

• rustc-dev-guide subtree update

  #141962 opened Jun 3, 2025

• Update cargo

  #141963 opened Jun 3, 2025

• Update stdarch submodule

  #141964 opened Jun 3, 2025

• `tests/ui`: A New Order [3/N]

  #141965 opened Jun 3, 2025

• [WIP] Configure bootstrap backport nominations through triagebot

  #141967 opened Jun 3, 2025

• Run wfcheck in one big loop instead of per module

  #141968 opened Jun 3, 2025

• Triagebot: Remove `assign.users_on_vacation`

  #141969 opened Jun 3, 2025

• implement new `x` flag: `--skip-std-check-if-no-download-rustc`

  #141970 opened Jun 3, 2025

• `tests/ui`: A New Order [4/N]

  #141974 opened Jun 3, 2025

• print proc res for failed case in comp test

  #141977 opened Jun 3, 2025

• Attempted to fix #141972 Parameter ABI inconsistency error in Rust for RISC-V

  #141979 opened Jun 3, 2025

• Prototype `VaList` proposal

  #141980 opened Jun 3, 2025

• `tests/ui`: A New Order [5/N]

  #141982 opened Jun 3, 2025

• Ensure query keys are printed with reduced queries

  #141985 opened Jun 3, 2025

• Fix linting false positive when block used as value

  #141987 opened Jun 3, 2025

• rustdoc-json-type: Depend on `serde` and `serde_derive` seperately

  #141989 opened Jun 3, 2025

• Implement send_signal for unix child processes

  #141990 opened Jun 3, 2025

• use `#[naked]` for `__rust_probestack`

  #141992 opened Jun 3, 2025

• Use the in-tree `compiler-builtins` for the sysroot

  #141993 opened Jun 4, 2025

• add Iterator::contains

  #141994 opened Jun 4, 2025

• Rollup of 6 pull requests

  #141995 opened Jun 4, 2025

• Fix `proc_macro::Ident`'s handling of `$crate`

  #141996 opened Jun 4, 2025

• Experiment: Switch to a `cfg-if` that does not depend on `compiler_Bu…

  #141998 opened Jun 4, 2025

• Visit the ident in `PreciseCapturingNonLifetimeArg`.

  #141999 opened Jun 4, 2025

• Experiment: hashbrown that doesn't depend on compiler-builtins

  #142001 opened Jun 4, 2025

• Change `tag_field` to `FieldIdx` in `Variants::Multiple`

  #142005 opened Jun 4, 2025

• const-eval error: always say in which item the error occurred

  #142008 opened Jun 4, 2025

• Replace some `Option<Span>` with `Span` and use DUMMY_SP instead of None

  #142012 opened Jun 4, 2025

• Report the actual item that evaluation failed for

  #142015 opened Jun 4, 2025

• Fix incorrect use of "recommend" over "recommended"

  #142017 opened Jun 4, 2025

• Doc: clarify priority of lint level sources

  #142021 opened Jun 4, 2025

• bootstrap: Document that setting description changes the version hash

  #142022 opened Jun 4, 2025

• Don't refer to 'this tail expression' in expansion.

  #142024 opened Jun 4, 2025

• Don't refer to 'local binding' in extern macro.

  #142025 opened Jun 4, 2025

• bootstrap: Fix file permissions when dereferencing symlinks

  #142026 opened Jun 4, 2025

• Start moving wf checking away from HIR

  #142030 opened Jun 4, 2025

• Fix parsing of frontmatters with inner hyphens

  #142032 opened Jun 4, 2025

• Rollup of 11 pull requests

  #142033 opened Jun 4, 2025

• Detect method not being present that is present in other tuple types

  #142034 opened Jun 4, 2025

• Add `Command::resolve_in_parent_path`

  #142035 opened Jun 4, 2025

• Update the `compiler-builtins` subtree

  #142036 opened Jun 4, 2025

• Optimize `std::str::Chars::next` and `std::str::Chars::next_back`

  #142038 opened Jun 4, 2025

• transmutability: shift abstraction boundary

  #142040 opened Jun 4, 2025

• Make E0621 missing lifetime suggestion verbose

  #142042 opened Jun 4, 2025

• Verbose suggestion to make param `const`

  #142043 opened Jun 4, 2025

• compiler: Document the offset invariant of `OperandValue::Pair`

  #142044 opened Jun 4, 2025

• Make obligation cause code suggestions verbose

  #142045 opened Jun 4, 2025

• add Vec::peek_mut

  #142046 opened Jun 4, 2025

• Ensure stack in two places that affect s390x

  #142047 opened Jun 4, 2025

325 Issues closed by 75 people

• `eq_unspanned` is incorrect

  #141522 closed Jun 4, 2025

• `./x.py test library` fails when using the `library` profile (after stage0 redesign)

  #141983 closed Jun 4, 2025

• `./x check` is broken for rustdoc

  #142018 closed Jun 4, 2025

• bootstrap: using a toolchain that includes 'rust-src', `./x check` leaves a dirty working tree, fails to build

  #141991 closed Jun 4, 2025

• Rust's `i128` return ABI does not agree with Clang and GCC on Windows targets

  #134288 closed Jun 4, 2025

• HIR/THIR visitors should deconstruct all values

  #141849 closed Jun 4, 2025

• Regression: undefined symbol `__atomic_load_4` on risvc32imac-unknown-none-elf

  #85736 closed Jun 4, 2025

• `PartialEq` impl for `IpAddr` causes `SIGBUS` on `mips-unknown-linux-gnu`

  #102722 closed Jun 3, 2025

• We should `./x check --stage=0` in CI to make sure people don't forget to `cfg(bootstrap)`/`cfg(not(bootstrap))`

  #141905 closed Jun 3, 2025

• after stage0 redesign, `x check` defaults to building the compiler

  #141902 closed Jun 3, 2025

• Tracking Issue for insufficient disk space on `x86_64-msvc-*` CI jobs due to broken Windows Server 2025 `20250504.1.0` images

  #141022 closed Jun 3, 2025

• #[derive(PartialEq)] does not reorder field comparisons to improve performance

  #141141 closed Jun 3, 2025

• Add financial calculation utilities to standard library / by Ai test

  #141971 closed Jun 3, 2025

• libstd.so removal breaks external proc_macro with -Cprefer-dynamic

  #141958 closed Jun 3, 2025

• ICE: `query 'typeck' not cached due to poisoning`

  #119784 closed Jun 3, 2025

• rustc panics, if the error query's number is higher than 9999

  #141966 closed Jun 3, 2025

• ICE: called `Option::unwrap()` on a `None` value in when using proc macro

  #141764 closed Jun 3, 2025

• ICE: `type parameter `impl Sized/#0` (impl Sized/#0/0) out of range when instantiating, args=[]`

  #140500 closed Jun 3, 2025

• ICE: `no type for local variable`

  #141844 closed Jun 3, 2025

• ICE: `unexpected sort of node in fn_sig(): ImplItem(ImplItem`

  #140484 closed Jun 3, 2025

• Unknown feature not reported in presence of another error

  #85107 closed Jun 3, 2025

• ci: spurious failure `tests\mir-opt\strip_debuginfo.rs `Cannot create a file when that file already exists.`

  #134351 closed Jun 3, 2025

• allow "NO NOTE" annotations, stop requiring NOTE annotations to be exhaustive

  #46667 closed Jun 3, 2025

• Emit a warning when gold is used as the linker

  #141748 closed Jun 3, 2025

• cfg(bootstrap) needed in test-float-parse

  #141900 closed Jun 2, 2025

• ICE with `--crate-type staticlib`: compiler/rustc_codegen_llvm/src/intrinsic.rs:306:18: unknown intrinsic 'rustc_peek'

  #86720 closed Jun 2, 2025

• Odd and unexpected compiler error

  #95381 closed Jun 2, 2025

• ICE: compiler/rustc_passes/src/check_attr.rs None

  #140255 closed Jun 2, 2025

• False positive `unused_extern_crates`

  #141785 closed Jun 2, 2025

• Purge Python

  #110479 closed Jun 2, 2025

• `#[repr(transparent)]` causing weird and confusing type errors

  #122682 closed Jun 2, 2025

• Can't get gdb-usable debuginfo for MSVC-like target

  #90711 closed Jun 2, 2025

• `!` cannot be used as `impl Trait` when `!` implements `Trait`

  #105284 closed Jun 2, 2025

• fs::remove_dir_all rarely succeeds for large directories on windows

  #29497 closed Jun 1, 2025

• Panic in `source_span_for_markdown_range`

  #141665 closed Jun 1, 2025

• regression: `panic!` and RUST_BACKTRACE=1 Show Wrong & Non-Informative Function Names when Unwinding

  #78713 closed Jun 1, 2025

• Valgrind shows memory leak with possibly lost when running tests with `cargo test`

  #141084 closed Jun 1, 2025

• `#[must_use]` fires when generic type is unit type

  #141802 closed Jun 1, 2025

• Compiler unexpectedly paniced - Ark curves

  #141302 closed Jun 1, 2025

• A dep graph node (trait_impls_of) does not have an unique index

  #139649 closed Jun 1, 2025

• "Consider borrowing here" on `else if` statements unhelpful

  #141810 closed Jun 1, 2025

• `Clone` documentation can be confusing to beginners around "duplication" language

  #141138 closed Jun 1, 2025

• Clarify that `<str>::from_utf8*` methods are aliases to `core::str::from_utf8*` functions

  #141079 closed May 31, 2025

• Document intention of the `distcheck` bootstrap step/command, and the distcheck CI test job

  #141387 closed May 31, 2025

• Function pointer primitive cast not working

  #140491 closed May 31, 2025

• Tracking Issue for const_float_euclidean_division

  #141572 closed May 31, 2025

• Tracking issue for release notes of #141224: terminology: allocated object → allocation

  #141820 closed May 31, 2025

• Static thread_local! declarations are moved before Drop is called

  #140816 closed May 31, 2025

• llvm.download-ci-llvm cannot be set to true

  #141782 closed May 31, 2025

• `unused_lifetimes` yeets unsafe binders

  #141758 closed May 31, 2025

• [ICE] internal error in match_branches on unicode range pattern

  #141378 closed May 31, 2025

• Typoing "." instead of "," in a match produces confusing error messages

  #140991 closed May 31, 2025

• Should generate llvm.threadlocal.address for TLS accesses

  #136044 closed May 30, 2025

• Broken MIR: `relate_type_and_user_type` may receive unnormalized types

  #141708 closed May 30, 2025

• Linker: ld: library not found

  #141756 closed May 30, 2025

• rustc 1.82.0 doesn't add LIBPATH when invoking link.exe

  #132016 closed May 30, 2025

• `dead_code` warning when private trait is only used as type bound in another trait

  #128839 closed May 30, 2025

• type alias `Plus2` is never used

  #127911 closed May 30, 2025

• rustdoc with `doc(cfg(false))` prints an extra "on"

  #138112 closed May 30, 2025

• edition idioms: Incorrect span in `extern crate` removal

  #56328 closed May 30, 2025

• ICE: Special char (like RTL(U+202E)) in comment for value in `vec!` would cause ICE if not add `#[allow(text_direction_codepoint_in_literal)]`

  #140281 closed May 30, 2025

• Cannot bootstrap rust with system compiler and customized libdir from 1.85 (stage0-sysroot)

  #141722 closed May 30, 2025

• The test f16::test_total_cmp fails in debug mode

  #141503 closed May 30, 2025

• nightly: Linker error / `wasm-bindgen` pulling in `env` library in generated JS

  #141085 closed May 30, 2025

• buffer for stdout is heap-allocated

  #139006 closed May 30, 2025

• ICE: `None` in `rustc_mir_build/src/builder/matches/mod.rs`

  #141589 closed May 30, 2025

• Only with `all` or `split-debuginfo` can `-Zremap-path-scope` remap `SO` symbols on macOS

  #117652 closed May 29, 2025

• rustdoc sidebar isn't wide enough

  #139302 closed May 29, 2025

• UX improvements around const usage and error lints

  #72660 closed May 29, 2025

• Undefined symbols when bootstrapping with ld.gold in DragonFly BSD

  #139425 closed May 29, 2025

• Tracking issue for feature(repr128); enums with 128-bit discriminants

  #56071 closed May 29, 2025

• rustbook fails to compile on Fedora 42 with all dependencies met

  #141012 closed May 29, 2025

• ICE: `Unexpected projection UnwrapUnsafeBinder in captured place`

  #141655 closed May 29, 2025

• Decide whether to separate `cfg(version(".."))` and `cfg_has_version`

  #141401 closed May 28, 2025

• Tracking issue for f32 and f64 methods in libcore

  #50145 closed May 28, 2025

• ICE: in tokenstream with contracts in impl

  #140683 closed May 28, 2025

• Diagnostic doesn't mention `cfg`-ed item referenced through glob import

  #141256 closed May 28, 2025

• rustdoc: `broken_intra_doc_links` is incorrectly reported when linking to a proc macro

  #91274 closed May 28, 2025

• Incorrect lifetime error even with explicit re-borrowing

  #141699 closed May 28, 2025

• dct

  #141701 closed May 28, 2025

• ICE: assertion failed: b.index() < self.live_nodes

  #141689 closed May 28, 2025

• Not optimize boolean computations for the `usize` type

  #140103 closed May 28, 2025

• Find root cause why inlining GlobalCtxt::enter causes a crash in the deadlock handler

  #136499 closed May 28, 2025

• Spurious tests/ui/panics/default-backtrace-ice.rs failures

  #116759 closed May 28, 2025

• GVN makes an incorrect index access

  #141251 closed May 28, 2025

• Bump stage0 after revert #141024 is backported to beta and a new beta is released

  #141395 closed May 28, 2025

• Consider a different tooltip for a partially ignored doctest

  #141092 closed May 28, 2025

• ui/feature-gates/version_check.rs broken with rpath=false

  #141579 closed May 27, 2025

• Comparison of Option<NonZeroU*> is not fully optimized

  #49892 closed May 27, 2025

• ICE: `opaque_types_defined_by` not defined for synthetic mir body

  #141466 closed May 27, 2025

• Double-check `cfg_version` test coverage

  #141452 closed May 27, 2025

• `x install` fails because bootstrap can't copy files from the llvm-project submodule

  #141393 closed May 27, 2025

• Malformed suggestion for E0061 when in macro context and method is a macro token

  #140512 closed May 27, 2025

• `ambiguous_wide_pointer_comparisons` false positive for `Ord` and `PartialOrd`

  #141510 closed May 27, 2025

• Too much `kw::Empty` usage

  #137978 closed May 27, 2025

• document environment variables in the unstable book

  #141523 closed May 26, 2025

• `unused_braces` suggestion also removes attributes

  #141549 closed May 26, 2025

• ICE: `could not resolve upvar: LocalVarId(HirId(DefId))`

  #141417 closed May 26, 2025

• ICE: `Unexpected type Binder for Field projection`

  #141418 closed May 26, 2025

• ICE: `open drop from non-ADT` with `unsafe_binder`

  #141394 closed May 26, 2025

• Triagebot doesn't autolabel things that change LLVM's submodule

  #141601 closed May 26, 2025

• Tracking issue for release notes of #137653: Deprecate the unstable `concat_idents!`

  #138850 closed May 26, 2025

• ICE: associated const projection is not supported yet

  #141562 closed May 26, 2025

• ICE: `use<Self>` within Type Parameter

  #141575 closed May 26, 2025

• cargo fix inserts invalid trait bound + use<>, compiles silently without error

  #141586 closed May 26, 2025

• rustflags in config.toml not being passed to linker in Linux but work fine in windows.

  #141566 closed May 26, 2025

• rustdoc: type alias does not show the `repr` of the aliased type

  #140739 closed May 26, 2025

• Unmerged stack slots under Windows

  #132014 closed May 26, 2025

• Support individual files for clippy tests

  #104200 closed May 25, 2025

• doc-comments on unstable features should end up in the unstable book

  #141528 closed May 25, 2025

• diagnostic: rustc points to wrong type parameters in error message

  #71708 closed May 25, 2025

• Irrelevant error caused by illegal blanket impl

  #67427 closed May 25, 2025

• method-probing machinery can false-negative because it doesn't know about associated types

  #46460 closed May 25, 2025

• Unsupported flags for mold during lto

  #119332 closed May 25, 2025

• Can't compile with statically linked binary (error: linking with `cc` failed: exit status: 1)

  #119541 closed May 25, 2025

• Tracking issue for release notes of #136988: Use the new solver in the `impossible_predicates`

  #141537 closed May 25, 2025

• rustdoc book: html_playground_url is underdocumented

  #141414 closed May 24, 2025

• Guarantee that it is sound to observe the bytes of `None::<P>` where `P` is a pointer type subject to NPO

  #117591 closed May 24, 2025

• Unexpected cfg condition name diagnostic is sometimes confusing

  #141440 closed May 24, 2025

• ICE: self-type `&unsafe<'a> &'a (dyn Bar + 'a)` for ObjectPick never dereferenced to an object

  #141419 closed May 24, 2025

• ICE: `has escaping bound vars, so it cannot be wrapped in a dummy binder` with `unsafe_binders`

  #141422 closed May 24, 2025

• We rely on an undocumented property of GetUserProfileDirectoryW

  #141254 closed May 24, 2025

• ICE: Panic with outer label

  #141479 closed May 24, 2025

• rustdoc's automatic link suggestion is syntactically invalid when the link is in a `#[doc]` attribute

  #135851 closed May 23, 2025

• ICE: `open drop from non-ADT `

  #140930 closed May 23, 2025

• 1.87 build fails with LLVM 19

  #141353 closed May 23, 2025

• AVR ICE

  #141441 closed May 23, 2025

• ICE: GCE: should never serialize an `ErrorGuaranteed`

  #136894 closed May 23, 2025

• ICE: `did not expect inference variables here` (wfck)

  #137813 closed May 23, 2025

• ICE: `did not expect inference variables here`

  #133066 closed May 23, 2025

• [ICE]: Encountered anon const with inference variable args but no error reported

  #133199 closed May 23, 2025

• Undefined behavior in `split_at_unchecked`

  #141425 closed May 23, 2025

• Rustc panics at free_region_relations.rs:93:9: "can't find an upper bound!?"

  #139004 closed May 23, 2025

• ICE: `can't find an upper bound` in nll::compute_regions in rustc_borrowck

  #122704 closed May 23, 2025

• `is_x86_feature_detected` source link in std docs is broken

  #141102 closed May 22, 2025

• Next solver: ICE: Didn't expect to assemble trait candidate from […] NestedNormalizationGoals

  #141322 closed May 22, 2025

• ICE: `expected a const, but found a type`

  #140642 closed May 22, 2025

• Tracking Issue for unbounded_shifts

  #129375 closed May 22, 2025

• Tracking Issue for `const_vec_string_slice`

  #129041 closed May 22, 2025

• Crater runs for 1.87

  #139827 closed May 22, 2025

• Tracking issue for release notes of #136458: Do not deduplicate list of associated types provided by dyn principal

  #137341 closed May 22, 2025

• Tracking issue for release notes of #131114: Tracking Issue for `inherent_str_constructors `

  #137276 closed May 22, 2025

• Tracking issue for release notes of #120048: Tracking Issue for `os_str_display`

  #137132 closed May 22, 2025

• Tracking issue for release notes of #135763: Update to LLVM 20

  #137118 closed May 22, 2025

• Tracking issue for release notes of #127581: Fix crate name validation

  #137137 closed May 22, 2025

• Tracking issue for release notes of #136490: Do not allow attributes on struct field rest patterns

  #137089 closed May 22, 2025

• Tracking issue for release notes of #135767: Future incompatibility warning `unsupported_fn_ptr_calling_conventions`: Also warn in dependencies

  #137088 closed May 22, 2025

• Tracking issue for release notes of #136932: Reduce formatting `width` and `precision` to 16 bits

  #137014 closed May 22, 2025

• Tracking issue for release notes of #135480: Don't require method impls for methods with `Self:Sized` bounds for impls for unsized types

  #136935 closed May 22, 2025

• Tracking issue for release notes of #134995: Stabilize const_slice_flatten

  #136624 closed May 22, 2025

• Tracking issue for release notes of #125882: Tracking Issue for `integer_sign_cast`

  #136560 closed May 22, 2025

• Tracking issue for release notes of #132268: Impl TryFrom<Vec<u8>> for String

  #135636 closed May 22, 2025

• Tracking issue for release notes of #127154: Tracking Issue for anonymous pipe API

  #135622 closed May 22, 2025

• Tracking issue for release notes of #133889: Consider fields to be inhabited if they are unstable

  #135690 closed May 22, 2025

• Tracking issue for release notes of #133870: Stabilize `asm_goto` feature gate

  #134860 closed May 22, 2025

• Tracking issue for release notes of #135408: x86: make SSE2 required for i686 targets and use it to pass SIMD types

  #135431 closed May 22, 2025

• Tracking issue for release notes of #95892: Tracking Issue for `sub_ptr` (feature `ptr_sub_ptr`)

  #134727 closed May 22, 2025

• Tracking issue for release notes of #43244: Tracking issue for Vec::extract_if and LinkedList::extract_if

  #133969 closed May 22, 2025

• Tracking issue for release notes of #138844: expand: Leave traces when expanding `cfg` attributes

  #140243 closed May 22, 2025

• Tracking issue for release notes of #139624: Don't allow flattened format_args in const.

  #140338 closed May 22, 2025

• Tracking issue for release notes of #138128: Stabilize `#![feature(precise_capturing_in_traits)]`

  #138851 closed May 22, 2025

• Tracking issue for release notes of #124141: Remove `Nonterminal` and `TokenKind::Interpolated` (part 1)

  #140241 closed May 22, 2025

• Tracking issue for release notes of #138233: Windows: Don't link std (and run-make) against advapi32, except on win7

  #138621 closed May 22, 2025

• Tracking issue for release notes of #138162: Update the standard library to Rust 2024

  #138375 closed May 22, 2025

• Tracking issue for release notes of #136968: Turn order dependent trait objects future incompat warning into a hard error

  #138244 closed May 22, 2025

• Tracking issue for release notes of #137449: Denote `ControlFlow` as `#[must_use]`

  #138188 closed May 22, 2025

• Tracking issue for release notes of #137319: Stabilize `const_vec_string_slice`

  #138186 closed May 22, 2025

• Tracking issue for release notes of #131415: Tracking Issue for `const_copy_from_slice`

  #138097 closed May 22, 2025

• Tracking issue for release notes of #131714: Tracking Issue for `const_sockaddr_setters`

  #138096 closed May 22, 2025

• Tracking issue for release notes of #132241: Tracking Issue for `const_char_classify`

  #138095 closed May 22, 2025

• Tracking issue for release notes of #137957: Remove i586-pc-windows-msvc

  #137961 closed May 22, 2025

• Tracking issue for release notes of #137327: Undeprecate env::home_dir

  #137866 closed May 22, 2025

• Tracking issue for release notes of #136831: Update stdarch

  #137937 closed May 22, 2025

• Tracking issue for release notes of #134900: Fix parsing of ranges after unary operators

  #137859 closed May 22, 2025

• Tracking issue for release notes of #62280: Tracking issue for `slice_take`

  #137817 closed May 22, 2025

• Tracking issue for release notes of #129397: Tracking Issue for `box_uninit_write`

  #137810 closed May 22, 2025

• Tracking issue for release notes of #135080: core: Make `Debug` impl of raw pointers print metadata if present

  #137430 closed May 22, 2025

• Tracking issue for release notes of #136764: Make `ptr_cast_add_auto_to_object` lint into hard error

  #137429 closed May 22, 2025

• Tracking issue for release notes of #103806: Tracking Issue for `string_extend_from_within`

  #137387 closed May 22, 2025

• Tracking issue for release notes of #129375: Tracking Issue for unbounded_shifts

  #137386 closed May 22, 2025

• Tracking issue for release notes of #128101: Tracking Issue for `unsigned_is_multiple_of`

  #137380 closed May 22, 2025

• Tracking issue for release notes of #135933: Explain how Vec::with_capacity is faithful

  #137378 closed May 22, 2025

• Tracking issue for release notes of #134340: Stabilize `num_midpoint_signed` feature

  #137344 closed May 22, 2025

• Spurious `irrefutable_let_patterns` warning

  #141365 closed May 22, 2025

• rustc-dev component is broken by missing literal-escaper

  #138647 closed May 22, 2025

• compiler panic - name of non-Rpitit assoc item

  #141304 closed May 22, 2025

• Rustdoc should emit a warning if a `main` function is surrounded by non-items in a doctest

  #140310 closed May 22, 2025

• ICE: `expected wide pointer extra data (e.g. slice length or trait object vtable)`

  #127742 closed May 22, 2025

• ICE: `Failed to normalize Alias(Weak, AliasTy {` with `feature(lazy_type_alias)`

  #127351 closed May 22, 2025

• ICE: `SizeSkeleton::compute` layout errored in `layout.rs`

  #125758 closed May 22, 2025

• Recursively-defined trait misevaluation due to "harmless" extra bounds

  #141371 closed May 22, 2025

• rustdoc: Inline code in links in first paragraph of doc of trait implementation not clickable

  #140857 closed May 22, 2025

• VecDeque documentation for as_slices misleads newbies.

  #141217 closed May 22, 2025

• ICE: `path resolved multiple times `

  #141265 closed May 21, 2025

• ICE: broken mir in AsyncDropGlue, place has deref as a later projection (it is only permitted as the first projection)

  #140975 closed May 21, 2025

• ICE: elaborate drop: index out of bounds

  #140974 closed May 21, 2025

• rustdoc-json: Improve `Item::attrs` to not use debug representation.

  #137645 closed May 21, 2025

• `x perf benchmark` Fails on Windows: Cannot Find `rustc` Executable

  #141281 closed May 21, 2025

• ICE: `b.index() < self.live_nodes`

  #121623 closed May 21, 2025

• ice: `continue to unknown label` async fn / `assertion failed: ln.index() < self.live_nodes`

  #113379 closed May 21, 2025

• Add `self.` on `format!()` macro failed

  #141136 closed May 21, 2025

• ICE: symbol: assertion `left != right` failed

  #140884 closed May 21, 2025

• Trait bound with generic paramter prevents impl for specific type from being considered by solver

  #141338 closed May 21, 2025

• Dont can update Rust component 'x86_64-unknown-linux-musl'

  #141330 closed May 21, 2025

• ICE: name of non-Rpitit assoc item

  #141143 closed May 21, 2025

• Unable to cross-compile Rust for x86_64-pc-windows-msvc (along with building the llvm as well)

  #141321 closed May 21, 2025

• ICE: Unexpected type for constructor `Variant(0)`: Alias(Opaque, AliasTy ..

  #139817 closed May 21, 2025

• Support `rustc_confusables` on items other than methods

  #124273 closed May 21, 2025

• Linker error `syntax error in VERSION script`

  #141310 closed May 20, 2025

• Attempting to store function callback of a particular incorrect type produces ICE

  #140823 closed May 20, 2025

• Tracking Issue for `pointer_is_aligned_for`

  #140980 closed May 20, 2025

• Tracking issue for release notes of #137323: Guarantee behavior of transmuting `Option::<T>::None` subject to NPO

  #141140 closed May 20, 2025

• llvm-* and llc binaries missing from rustc build

  #140913 closed May 20, 2025

• FTBFS tarball rust 1.87.0: could not find native static library

  #141120 closed May 20, 2025

• ICE: {OpaqueTypeKey { def_id: DefId(...)... }: OpaqueTypeDecl { hidden_type: OpaqueHiddenType ... }

  #137453 closed May 20, 2025

• x fmt panics with "no entry found for key" when I add an extra build target

  #141246 closed May 19, 2025

• undefined symbol: __rustc::rust_begin_unwind when using panic="abort"

  #139923 closed May 19, 2025

• GVN misunderstands aliasing, can create overlapping assignments

  #141038 closed May 19, 2025

• Misleading description of range in split_off() and split_off_mut()

  #141107 closed May 19, 2025

• Using the format!() macro with an async function makes the whole Future non-Send

  #101650 closed May 19, 2025

• autodiff on generic functions fails

  #140032 closed May 19, 2025

• std assumes that accessing an already-initialized TLS variable is async-signal-safe

  #133698 closed May 18, 2025

• suggestion/fix (`use ::item`) is incorrect for editions 2018+

  #141082 closed May 18, 2025

• Maybe wrong optimization

  #141223 closed May 18, 2025

• async drop cause ICE

  #140426 closed May 18, 2025

• ICE in `(25cdf1f67 2025-04-28)`

  #140423 closed May 18, 2025

• Box::leak will not call allocator destruction function

  #106207 closed May 18, 2025

• Segfault due to `impossible_predicates` treating ambiguous obligation as impossible

  #141119 closed May 17, 2025

• poor diagnostic for unsupported -fuse-ld=lld flag

  #140964 closed May 17, 2025

• Decide on name for `Freeze`

  #131401 closed May 17, 2025

• Inconsistent rustc inference

  #141103 closed May 17, 2025

• Malformed suggestion for E0308 when macros are involved

  #140659 closed May 17, 2025

• when dependency enable async_drop feature, it cause ICE

  #140858 closed May 17, 2025

• ICE: `asked to assemble builtin bounds of unexpected type: FreshTy(0)`

  #123456 closed May 17, 2025

• `wasm-opt` fails on 1.87 with "Bulk memory operations require bulk memory"

  #141080 closed May 17, 2025

• Reference to ZST occupies slot in function calling convention

  #141049 closed May 16, 2025

• TryFrom and TryInto docs don't say that TryInto should be preferred in bounds.

  #140761 closed May 16, 2025

• wasm32-unknown-unknown changes broke builds that assumed less features

  #141048 closed May 16, 2025

• ICE when building rustc_middle with some query-related trait bounds not satisfied

  #140931 closed May 16, 2025

• Non-implemented trait causes ICE

  #140462 closed May 16, 2025

• Scrutinee dropped after if-let body

  #133677 closed May 15, 2025

• incompletely relating alias args is unsound during vtable creation

  #140212 closed May 15, 2025

• Rust unable to compare two numbers in --release mode (miscompile?)

  #141021 closed May 15, 2025

• `Box::new` recommended in struct initialization identifier position

  #139631 closed May 15, 2025

• compiletest "Blessing the {stream} of {test_name} in {expected_path:?}" test name is incorrect

  #140945 closed May 15, 2025

• ICE: gather_locals

  #140730 closed May 15, 2025

• Offer a suggested fix for structs with a single field

  #138931 closed May 15, 2025

• Type confusion when interacting with HashMap both via Borrow and directly

  #141008 closed May 15, 2025

• Unnecessary locking in pthread mutex drop?

  #141020 closed May 15, 2025

• Invalid syntax suggested when missing lifetime coincides with const generic

  #87853 closed May 14, 2025

• doctests are not run when specifying a target

  #140996 closed May 14, 2025

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

  #19032 closed May 14, 2025

• ICE (on stable and nightly): repr(packed) + enum + Box + builtin derive macro

  #140749 closed May 14, 2025

• Trait with type-dependent optional function forces implementation regardless of type

  #110219 closed May 14, 2025

• Nightly compiler complains about a disabled nightly feature used in an impl block, but the block is cfg-gated by a disabled feature

  #140960 closed May 14, 2025

• Reference correction - Panic Implementation - core definition of panic

  #140970 closed May 14, 2025

• ACP `ptr::is_aligned_for::<T>()`

  #140979 closed May 13, 2025

• Semantics of control flow operators (return, continue, `?`) in async blocks is severely underdocumented

  #101444 closed May 13, 2025

• STATUS_ACCESS_VIOLATION happens frequently with rust 1.83 under windows x64 environment

  #134119 closed May 13, 2025

• Usage of curly braces in ARM assembly considered invalid

  #140963 closed May 13, 2025

• Non pub functions are exported as DLL symbols

  #133437 closed May 12, 2025

• UI test async-drop-initial now fails size assertion on `aarch64-unknown-none`

  #140939 closed May 12, 2025

• async-drop-initial.rs test failing on Fuchsia

  #140493 closed May 12, 2025

• Incorrect detection of proc-macro crate type

  #140929 closed May 12, 2025

• Default compiler bootstrap config causes a warning to be shown

  #140928 closed May 12, 2025

• Cannot pass flags to bootstrap links after #133092

  #136984 closed May 11, 2025

• Warn when #[export_name] is used with generic functions

  #140742 closed May 11, 2025

• rustc does not suggest importing the old `Range` type

  #140240 closed May 11, 2025

• regression: ICE: expr in place where literal is expected (builtin attr parsing)

  #140612 closed May 10, 2025

• Coercing higher ranked associated functions into a function pointer requires wrapping in a closure

  #140663 closed May 10, 2025

• Pin is unsound due to the literal constructor

  #139013 closed May 10, 2025

• Tracking Issue i64 to u64 (as)

  #140870 closed May 10, 2025

• Copy should copy a usable full name of the item

  #140888 closed May 10, 2025

• ICE: effects: expected region for `'x/#1` (`'x/#1/1`) but found `Type(())` when instantiating args=`[false, ()]`

  #125877 closed May 10, 2025

• #[thread_local] from windows DLLs gets duplicated by inlining.

  #44391 closed May 9, 2025

• fatal runtime error from rustc if cranelift built proc-macro panics

  #120075 closed May 9, 2025

• ICE during stage2 lib rustdoc invocation when remapping build path prefix

  #140778 closed May 9, 2025

• Ordering of bounds matters with GAT/HRTB

  #96321 closed May 9, 2025

• ICE: broken mir with let_chains

  #140866 closed May 9, 2025

• internal compiler error

  #140826 closed May 9, 2025

• Remove time-boxed `time` inference regression mitigation note

  #129461 closed May 9, 2025

• Lang proposal: `extern "unspecified"` for naked functions with arbitrary ABI

  #140566 closed May 9, 2025

• Incorrect span in `for_loops_over_fallibles` with macros

  #140747 closed May 9, 2025

• Async function is incorrectly declared as being !Send even when nothing !Send is held over an await

  #140841 closed May 9, 2025

• "Unused" associated type bounds in `dyn` no longer parameterize the type

  #140645 closed May 9, 2025

• `@bors try` should not deny warnings

  #140753 closed May 8, 2025

• ICE:gather_locals

  #140785 closed May 8, 2025

• Incorrect '&'-reference removal

  #140166 closed May 8, 2025

• `./x.py fmt --stage 1` does not use stage 1 rustfmt

  #140723 closed May 8, 2025

• Remove `ParamEnv::reveal_all` from codegen

  #75327 closed May 8, 2025

• Draft release notes for 1.87

  #140133 closed May 8, 2025

• Tracking issue for release notes of #136668: Stabilize `core::str::from_utf8_mut` as `const`

  #137381 closed May 8, 2025

• ICE / Hang `found DefPathHash collision between DefPath `

  #140731 closed May 8, 2025

• Attribute representation change in rustdoc JSON without version bump

  #140689 closed May 8, 2025

• Make std functions patchable on unsupported platforms

  #140451 closed May 8, 2025

• rustc explain panics with error code longer than 4 digits

  #140647 closed May 8, 2025

• `Fn(a: u8)` should get a clear diagnostic

  #140169 closed May 8, 2025

• Thousands of /tmp/rustdoctest* directories

  #139899 closed May 8, 2025

• private_interfaces reports the visability of items in pseudocode

  #131220 closed May 8, 2025

• check

  #140775 closed May 8, 2025

• closures in dead code are no longer borrowchecked

  #140583 closed May 7, 2025

• error[E0425]: cannot find function `xlsx_row_value` in this scope

  #140760 closed May 7, 2025

• Cygwin doesn't report correct backtrace on panic

  #140304 closed May 7, 2025

• Stabilize Style Guide Entry for Precise Capture Syntax

  #138527 closed May 7, 2025

• Problems with dead code elimination with `opt-level=s`

  #140665 closed May 7, 2025

• `dangerous_implicit_autorefs` lint suggestion triggers `clippy::needless_borrow`

  #140720 closed May 7, 2025

• AVR CPU not explicitly specified

  #140714 closed May 6, 2025

• `raw-dylib` doesn't work on Windows with `x86_64-pc-windows-gnu`

  #140704 closed May 6, 2025

• run-pass/lib-defaults.rs warns of redundant linker flag

  #54222 closed May 6, 2025

• Type can no longer be inferred in 1.49

  #81317 closed May 6, 2025

• Improve performance of `ilog` and `checked_ilog` for primitive integer types

  #115874 closed May 6, 2025

• Debug impls of ExtractIf have inconsistent trait bounds

  #137654 closed May 6, 2025

• `-Zremap-path-scope=macro` still remaps inlined ELF symbols

  #139217 closed May 6, 2025

• Don't parse and reserialize toml in configure.py

  #112445 closed May 6, 2025

• bootstrap panic: overflow when subtracting durations

  #129959 closed May 6, 2025

• bootstrap: t macro supresses real line number

  #137557 closed May 6, 2025

• Link-time error when referencing symbols through generic types in `naked_asm!` block

  #140373 closed May 6, 2025

• `./x check std --target aarch64-apple-ios` fails when cross-checking due to missing `xcrun`

  #133840 closed May 6, 2025

• Tracking issue for release notes of #140135: Unify sidebar buttons to use the same image

  #140688 closed May 6, 2025

• error: could not compile `jiff` (lib)

  #140657 closed May 5, 2025

• `config.toml` -> `bootstrap.toml` rename isnt mentioned in change-id warning

  #140185 closed May 5, 2025

• regression: error: expected identifier, found metavariable

  #140219 closed May 5, 2025

• significant mul_add perf regression since nightly-2025-03-06

  #140452 closed May 5, 2025

• Tracking Issue for const_swap_nonoverlapping

  #133668 closed May 5, 2025

• Substituting concrete type in associated item binding can violate the trait bounds but emit no error

  #140649 closed May 5, 2025