1 Release published by 1 person

• 1.89.0 Rust 1.89.0

  published Aug 7, 2025

162 Pull requests merged by 81 people

• compiler-builtins: plumb LSE support for aarch64 on linux/gnu when optimized-compiler-builtins not enabled

  #144705 merged Aug 8, 2025

• Port #[allow_internal_unsafe] to the new attribute system

  #144857 merged Aug 8, 2025

• Stabilize unsigned_signed_diff feature

  #144900 merged Aug 8, 2025

• Rename begin_panic_handler to panic_handler

  #144903 merged Aug 8, 2025

• compiler-builtins subtree update

  #144974 merged Aug 8, 2025

• Fix build/doc/test of error index generator

  #145007 merged Aug 8, 2025

• Derive Hash for rustc_public types

  #145018 merged Aug 8, 2025

• Rollup of 9 pull requests

  #145074 merged Aug 8, 2025

• Fix doc comment of File::try_lock and File::try_lock_shared

  #145046 merged Aug 8, 2025

• doc(library): Fix Markdown in Iterator::by_ref

  #145045 merged Aug 8, 2025

• Pass -Werror when building the LLVM wrapper

  #143807 merged Aug 8, 2025

• Clippy subtree update

  #145056 merged Aug 7, 2025

• emit StorageLive and schedule StorageDead for let-else's bindings after matching

  #143028 merged Aug 7, 2025

• add nvptx_target_feature

  #138689 merged Aug 7, 2025

• Upgrade semicolon_in_expressions_from_macros from warn to deny

  #144369 merged Aug 7, 2025

• Tweak auto trait errors

  #137831 merged Aug 7, 2025

• Stabilize const TypeId::of

  #144133 merged Aug 7, 2025

• Stabilize strict_overflow_ops

  #144682 merged Aug 7, 2025

• Mark all deprecation lints in name resolution as deny-by-default and report-in-deps

  #143929 merged Aug 7, 2025

• Miri: non-deterministic floating point operations in foreign_items

  #143906 merged Aug 7, 2025

• implement continue_ok and break_ok for ControlFlow

  #140267 merged Aug 7, 2025

• Port #[should_panic] to the new attribute parsing infrastructure

  #143808 merged Aug 7, 2025

• lower pattern bindings in the order they're written and base drop order on primary bindings' order

  #143764 merged Aug 7, 2025

• Additional tce tests

  #144650 merged Aug 7, 2025

• Introduce ModernIdent type to unify macro 2.0 hygiene handling

  #144439 merged Aug 7, 2025

• Address libunwind.a inconsistency issues in the bootstrap program

  #144473 merged Aug 7, 2025

• bootstrap: refactor mingw dist and fix gnullvm

  #144659 merged Aug 7, 2025

• Allow cargo fix to partially apply mismatched_lifetime_syntaxes

  #144601 merged Aug 7, 2025

• Update books

  #145026 merged Aug 7, 2025

• Reimplement print_region in type_name.rs.

  #145033 merged Aug 7, 2025

• rustc-dev-guide subtree update

  #145040 merged Aug 7, 2025

• Rollup of 19 pull requests

  #145043 merged Aug 7, 2025

• bump bootstrap compiler to 1.90 beta

  #144997 merged Aug 7, 2025

• Revert "Preserve the .debug_gdb_scripts section"

  #145014 merged Aug 7, 2025

• Print thread ID in panic message

  #115746 merged Aug 7, 2025

• Gate const trait syntax

  #144956 merged Aug 7, 2025

• Parser: Recover from attributes applied to types and generic args

  #144195 merged Aug 7, 2025

• Stabilize panic_payload_as_str feature

  #144861 merged Aug 7, 2025

• Anonymize binders in tail call sig

  #144835 merged Aug 7, 2025

• Port #[coroutine] to the new attribute system

  #144794 merged Aug 7, 2025

• Rollup of 15 pull requests

  #145020 merged Aug 7, 2025

• Enforce tail call type is related to body return type in borrowck

  #144917 merged Aug 7, 2025

• Fix rustdoc scrape examples crash

  #145008 merged Aug 7, 2025

• Remove unneeded stage parameter when setting up stdlib Cargo

  #145000 merged Aug 7, 2025

• we only merge candidates for trait and normalizes-to goals

  #144948 merged Aug 7, 2025

• mir: Do not modify NonUse in super_projection_elem

  #144998 merged Aug 7, 2025

• simplifycfg: Mark as changed when start is modified in collapse goto chain

  #144996 merged Aug 7, 2025

• rustdoc: fix caching of intra-doc links on reexports

  #144970 merged Aug 7, 2025

• Fortify generic param default checks

  #144977 merged Aug 7, 2025

• File::set_times: Update documentation and example to support setting timestamps on directories

  #144975 merged Aug 7, 2025

• add code example showing that file_prefix treats dotfiles as the name of a file, not an extension

  #144972 merged Aug 7, 2025

• Add release notes for 1.89.0

  #144509 merged Aug 6, 2025

• Change visibility of Args new function

  #144836 merged Aug 6, 2025

• Add regression tests for seemingly fixed issues

  #144910 merged Aug 6, 2025

• Correct the use of must_use on btree::IterMut

  #144926 merged Aug 6, 2025

• Rehome 33 tests/ui/issues/ tests to other subdirectories under tests/ui/

  #144552 merged Aug 6, 2025

• Add documentation for unstable_feature_bound

  #144676 merged Aug 6, 2025

• [rustdoc] Fix wrong i tooltip icon

  #144913 merged Aug 6, 2025

• compiletest: add hint for when a ui test produces no errors

  #144924 merged Aug 6, 2025

• Rollup of 12 pull requests

  #145003 merged Aug 6, 2025

• Drop rust-version from rustc_thread_pool

  #144928 merged Aug 6, 2025

• Autolabel PRs that change explicit tail call tests as F-explicit_tail_calls

  #144945 merged Aug 6, 2025

• run-make: Allow blessing snapshot files that don't exist yet

  #144954 merged Aug 6, 2025

• Fix some doc links for intrinsics

  #144978 merged Aug 6, 2025

• num: Rename isolate_most_least_significant_one functions

  #144971 merged Aug 6, 2025

• Preserve the .debug_gdb_scripts section

  #143679 merged Aug 6, 2025

• Update to LLVM 21

  #143684 merged Aug 6, 2025

• Simplify dead code lint

  #144863 merged Aug 5, 2025

• Consolidate staging for rustc_private tools

  #144303 merged Aug 5, 2025

• Rehome 21 tests/ui/issues/ tests to other subdirectories under tests/ui/

  #144548 merged Aug 5, 2025

• Properly reject tail calls to &FnPtr or &FnDef

  #144817 merged Aug 5, 2025

• Use as_array in PartialEq for arrays

  #144867 merged Aug 5, 2025

• coverage: Various small cleanups

  #144877 merged Aug 5, 2025

• Document Poisoning in LazyCell and LazyLock

  #144872 merged Aug 5, 2025

• rust-analyzer subtree update

  #144887 merged Aug 5, 2025

• Remove SHOULD_EMIT_LINTS in favor of should_emit

  #144866 merged Aug 5, 2025

• Add InterpCx::project_fields

  #144890 merged Aug 5, 2025

• Delete tests/ui/threads-sendsync/tcp-stress.rs

  #144894 merged Aug 5, 2025

• Rename rust_panic_without_hook to resume_unwind

  #144852 merged Aug 5, 2025

• rustdoc template font links only emit crossorigin when needed

  #144467 merged Aug 5, 2025

• rustc-dev-guide subtree update

  #144905 merged Aug 5, 2025

• Dont print arg span in MIR dump for tail call

  #144920 merged Aug 5, 2025

• Add a tidy check to prevent adding UI tests directly under tests/ui/

  #144813 merged Aug 5, 2025

• Rollup of 17 pull requests

  #144934 merged Aug 5, 2025

• Implement debugging output of the bootstrap Step graph into a DOT file

  #144779 merged Aug 5, 2025

• Printer cleanups

  #144776 merged Aug 5, 2025

• fix: Error on illegal [const]s inside blocks within legal positions

  #144741 merged Aug 5, 2025

• [beta] Prepare Rust 1.90.0

  #144898 merged Aug 4, 2025

• GCC backend subtree update

  #144893 merged Aug 4, 2025

• [stable] Prepare rust 1.89.0

  #144895 merged Aug 4, 2025

• Distinguish prepending and replacing self ty in predicates

  #144694 merged Aug 4, 2025

• Rollup of 2 pull requests

  #144882 merged Aug 4, 2025

• Add some pre-codegen MIR tests for debug mode

  #144875 merged Aug 4, 2025

• Mark slice::swap_with_slice unstably const

  #142205 merged Aug 4, 2025

• For "stage 1" ui-fulldeps, use the stage 1 compiler to query target info

  #144848 merged Aug 4, 2025

• Remove unnecessary rust_ prefixes

  #144853 merged Aug 4, 2025

• tests: Add test for basic line-by-line stepping in a debugger

  #144497 merged Aug 4, 2025

• resolve: Cleanups and micro-optimizations to extern prelude

  #144746 merged Aug 4, 2025

• AlignmentEnum should just be repr(usize) now

  #144667 merged Aug 4, 2025

• Rollup of 12 pull requests

  #144876 merged Aug 4, 2025

• available_parallelism: Add documentation for why we don't look at ulimit

  #144188 merged Aug 4, 2025

• Do not give function allocations alignment in consteval and Miri.

  #144706 merged Aug 4, 2025

• Stylize *-lynxos178-* target maintainer handle to make it easier to copy/paste

  #144811 merged Aug 4, 2025

• Add lint against dangling pointers from local variables

  #144322 merged Aug 4, 2025

• Enable extract-insert-dyn.rs test on RISC-V (riscv64)

  #144559 merged Aug 4, 2025

• Regression test for LLVM error with unsupported expression in static initializer for const pointer in array on macOS.

  #144785 merged Aug 4, 2025

• Misc cleanups of generic_arg_infer related HIR logic

  #142678 merged Aug 4, 2025

• Remove the omit_gdb_pretty_printer_section attribute

  #144738 merged Aug 4, 2025

• Weekly cargo update

  #144843 merged Aug 4, 2025

• compiletest: Preliminary cleanup of ProcRes printing/unwinding

  #144805 merged Aug 4, 2025

• Interner arg to EarlyBinder does not affect auto traits

  #144808 merged Aug 4, 2025

• Forbid tail calling intrinsics

  #144851 merged Aug 4, 2025

• Implement hash_map macro

  #144070 merged Aug 4, 2025

• Multiple bounds checking elision failures

  #144790 merged Aug 4, 2025

• Rollup of 12 pull requests

  #144869 merged Aug 4, 2025

• Update E0562 to account for the new impl trait positions

  #144816 merged Aug 4, 2025

• Return a struct with named fields from hash_owner_nodes

  #144822 merged Aug 4, 2025

• Updated test links in compiler

  #144824 merged Aug 4, 2025

• Use full flag name in strip command for Darwin

  #144829 merged Aug 4, 2025

• dont assemble shadowed impl candidates

  #144732 merged Aug 3, 2025

• expand WF obligations when checking method calls

  #144704 merged Aug 3, 2025

• Improve bound const handling

  #144677 merged Aug 3, 2025

• compiletest: Improve diagnostics for line annotation mismatches 2

  #144747 merged Aug 3, 2025

• Improve formatting of doc code blocks

  #144478 merged Aug 3, 2025

• Document guarantees of poisoning

  #144185 merged Aug 3, 2025

• Constify some more Result functions

  #143771 merged Aug 3, 2025

• Properly pass path to staged rustc to compiletest self-tests

  #144782 merged Aug 3, 2025

• [rustdoc] Display unsafe attrs with edition 2024 unsafe() wrappers.

  #143662 merged Aug 3, 2025

• loop match: error on #[const_continue] outside #[loop_match]

  #143360 merged Aug 3, 2025

• get rid of some false negatives in rustdoc::broken_intra_doc_links

  #132748 merged Aug 3, 2025

• [test][AIX] ignore extern_weak linkage test

  #144703 merged Aug 3, 2025

• update fortanix tests

  #144395 merged Aug 3, 2025

• Fortify RemoveUnneededDrops test.

  #144614 merged Aug 3, 2025

• Add my previous commit name to .mailmap

  #144796 merged Aug 3, 2025

• detect infinite recursion with tail calls in ctfe

  #144756 merged Aug 3, 2025

• Update safety comment for new_unchecked in niche_types

  #144797 merged Aug 3, 2025

• rustc-dev-guide subtree update

  #144803 merged Aug 3, 2025

• Rollup of 17 pull requests

  #144814 merged Aug 3, 2025

• Cleanup the definition of group_type

  #144786 merged Aug 3, 2025

• Add human readable name "Cygwin"

  #144766 merged Aug 3, 2025

• Bump to 1.91

  #144774 merged Aug 2, 2025

• [beta] backports

  #144800 merged Aug 2, 2025

• Use less HIR to compute effective visibility.

  #144554 merged Aug 2, 2025

• Detect more cfgd out items in resolution errors

  #129183 merged Aug 2, 2025

• Perform check_private_in_public by module.

  #144479 merged Aug 2, 2025

• Remove the witness type from coroutine *args* (without actually removing the type)

  #144458 merged Aug 2, 2025

• Update cargo

  #144735 merged Aug 1, 2025

• Rollup of 6 pull requests

  #144773 merged Aug 1, 2025

• Make tier 3 musl targets link dynamically by default

  #144410 merged Aug 1, 2025

• tests/ui/issues/: The Issues Strike Back [2/N]

  #144397 merged Aug 1, 2025

• add unsupported_calling_conventions to lint list

  #144772 merged Aug 1, 2025

• Remove some noisy triagebot pings for myself

  #144771 merged Aug 1, 2025

• Create a typed wrapper for codegen backends in bootstrap

  #144730 merged Aug 1, 2025

• Add tracing to step.rs and friends

  #144708 merged Aug 1, 2025

• rustdoc: never link to unnamable items

  #143849 merged Aug 1, 2025

• Rollup of 7 pull requests

  #144768 merged Aug 1, 2025

• Simplify library dependencies on compiler-builtins

  #144683 merged Aug 1, 2025

• Extend is_case_difference to handle digit-letter confusables

  #144691 merged Aug 1, 2025

• triagebot: Label compiler-builtins T-libs

  #144759 merged Aug 1, 2025

• Ping Muscraft when emitter change

  #144757 merged Aug 1, 2025

• rustdoc-json: Move #[macro_export] from Other to it's own variant

  #144700 merged Aug 1, 2025

• Add correct dynamic_lib_extension for aix

  #144751 merged Aug 1, 2025

102 Pull requests opened by 62 people

• more strongly dissuade use of `skip_binder`

  #144775 opened Aug 1, 2025

• Add a method to dump MIR in the middle of MIR building

  #144780 opened Aug 1, 2025

• fix `#[loop_match]` on diverging loop

  #144783 opened Aug 1, 2025

• Refactor codegen backends in bootstrap

  #144787 opened Aug 1, 2025

• resolve: Split extern prelude into two scopes

  #144793 opened Aug 1, 2025

• Suggest bounds in more cases, accounting for type parameters referenced in predicate

  #144801 opened Aug 1, 2025

• Don't warn on never to any `as` casts as unreachable

  #144804 opened Aug 2, 2025

• Streamline config in bootstrap

  #144807 opened Aug 2, 2025

• Fix [rustdoc] Non-json time diagnostics in stdout when using --format…

  #144821 opened Aug 2, 2025

• coverage: Extract HIR-related helper code out of the main module

  #144823 opened Aug 2, 2025

• Rewrite`is_ascii` using `slice::as_chunks`

  #144837 opened Aug 2, 2025

• Fix outdated doc comment

  #144838 opened Aug 2, 2025

• Access less HIR attributes from typeck

  #144841 opened Aug 2, 2025

• Constify Eq, Ord, PartialOrd

  #144847 opened Aug 3, 2025

• Elaborate destruct host effect clauses with structurally implied clauses

  #144856 opened Aug 3, 2025

• [DO NOT MERGE] Run dist-x86_64-linux on the self-hosted demo

  #144859 opened Aug 3, 2025

• No source fixes

  #144864 opened Aug 3, 2025

• Fix tail calls to `#[track_caller]` functions

  #144865 opened Aug 3, 2025

• Stabilize `path_file_prefix` feature

  #144870 opened Aug 3, 2025

• Stabilize `btree_entry_insert` feature

  #144871 opened Aug 3, 2025

• Implement `stability_implications` without a visitor.

  #144873 opened Aug 3, 2025

• Cache param_env on disk.

  #144874 opened Aug 3, 2025

• Add rusty stack protector(re-submit)

  #144879 opened Aug 4, 2025

• Remove unneeded `drop_in_place` calls

  #144883 opened Aug 4, 2025

• Resynthesize `foo<bar>(` and `foo<bar>::` in `check_no_chained_comparison`

  #144884 opened Aug 4, 2025

• Implement some more checks in `ptr_guaranteed_cmp`.

  #144885 opened Aug 4, 2025

• Remove impl `PinCoerceUnsized` for `Pin`

  #144896 opened Aug 4, 2025

• print raw lifetime idents with r#

  #144897 opened Aug 4, 2025

• Print CGU reuse statistics in `-Zprint-mono-items`

  #144899 opened Aug 4, 2025

• Rename `begin_panic` to `panic_with_payload`

  #144902 opened Aug 4, 2025

• Require approval from t-infra instead of t-release on tier bumps

  #144906 opened Aug 4, 2025

• fix: Reject async assoc fns of `#[const_trait]` in ast_passes

  #144907 opened Aug 4, 2025

• Fix doctest output json

  #144908 opened Aug 4, 2025

• Add new `test::print_merged_doctests_times` used by rustdoc to display more detailed time information

  #144909 opened Aug 4, 2025

• Resolver: introduce a conditionally mutable Resolver for (non-)speculative resolution.

  #144912 opened Aug 4, 2025

• Add support for `ty::Instance` path shortening in diagnostics

  #144914 opened Aug 4, 2025

• Defer tail call ret ty equality to check_tail_calls

  #144915 opened Aug 4, 2025

• don't emit rustdoc::broken_intra_doc_links for stuff like [!NOTE]

  #144921 opened Aug 4, 2025

• Implement `#[derive(From)]`

  #144922 opened Aug 4, 2025

• Move several more float tests to floats/mod.rs

  #144923 opened Aug 4, 2025

• Add suggestion to `.to_owned()` used on `Cow` when borrowing

  #144925 opened Aug 4, 2025

• [EXPERIMENT] Avoid tracking span to compute `end_point`.

  #144930 opened Aug 4, 2025

• [win][arm64ec] Fix msvc-wholearchive for Arm64EC

  #144931 opened Aug 5, 2025

• Allocate arguments from topmost frame into temporary storage before popping stack frame in `init_fn_tail_call`

  #144933 opened Aug 5, 2025

• Add `PeekableIterator` trait

  #144935 opened Aug 5, 2025

• CFI: Fix types that implement Fn, FnMut, or FnOnce

  #144936 opened Aug 5, 2025

• [experiment] enable outline-atomics on more aarch64 platforms

  #144938 opened Aug 5, 2025

• E0793: Clarify that it applies to unions as well

  #144944 opened Aug 5, 2025

• Fix description of unsigned `checked_exact_div`

  #144947 opened Aug 5, 2025

• More `Printer` cleanups

  #144949 opened Aug 5, 2025

• search graph: lazily update parent goals

  #144955 opened Aug 5, 2025

• fix(unicode-table-generator): fix duplicated unique indices

  #144959 opened Aug 5, 2025

• [RTE-513] Ignore sleep_until test on SGX

  #144960 opened Aug 5, 2025

• Regression test for bad codegen of `#[derive(Clone)]` on enums

  #144961 opened Aug 5, 2025

• Add aarch64_be-unknown-none-softfloat target

  #144962 opened Aug 5, 2025

• Stabilize `core::iter::chain`

  #144963 opened Aug 5, 2025

• std: clarify `OpenOptions` error for create without write access

  #144964 opened Aug 5, 2025

• Improve suggestion for "missing function argument" on multiline call

  #144966 opened Aug 5, 2025

• rustc_public: import requried `extern crate`s in run_driver!

  #144967 opened Aug 5, 2025

• [WIP] Relative VTables for Rust

  #144973 opened Aug 5, 2025

• Refactor the way cg_ssa handles indirect returns(returns via `sret`).

  #144976 opened Aug 5, 2025

• Rehome 37 `tests/ui/issues/` tests to other subdirectories under `tests/ui/`

  #144983 opened Aug 6, 2025

• Enable f16 and f128 on targets that were fixed in LLVM21

  #144987 opened Aug 6, 2025

• Add annotations to the graphviz region graph on region origins

  #144988 opened Aug 6, 2025

• ignore usages from ignored candidates

  #144991 opened Aug 6, 2025

• coverage: Remove all unstable support for MC/DC instrumentation

  #144999 opened Aug 6, 2025

• regression test for intrinsics may not inline properly on pclmulqdq

  #145001 opened Aug 6, 2025

• Couple of minor cleanups

  #145004 opened Aug 6, 2025

• strip prefix of temporary file names when it exceeds filesystem name length limit

  #145005 opened Aug 6, 2025

• Clarify EOF handling for `BufRead::skip_until`

  #145006 opened Aug 6, 2025

• A couple small changes for rust-analyzer next-solver work

  #145009 opened Aug 6, 2025

• Couple of minor abi handling cleanups

  #145010 opened Aug 6, 2025

• Enforce in bootstrap that doc must have stage at least 1

  #145011 opened Aug 6, 2025

• Tail call diagnostics to include lifetime info

  #145012 opened Aug 6, 2025

• overhaul `&mut` suggestions in borrowck errors

  #145013 opened Aug 6, 2025

• Explicitly disable vector feature on s390x baseline of bad-reg test

  #145017 opened Aug 6, 2025

• rustdoc: turn is_unnamable into a compiler query

  #145021 opened Aug 6, 2025

• Optimize indexing slices and strs with inclusive ranges

  #145024 opened Aug 6, 2025

• run spellcheck as a tidy extra check in ci

  #145025 opened Aug 6, 2025

• Optimize `char::is_alphanumeric`

  #145027 opened Aug 6, 2025

• GVN: Do not flatten derefs with ProjectionElem::Index.

  #145030 opened Aug 7, 2025

• rework GAT borrowck limitation error

  #145041 opened Aug 7, 2025

• stdarch subtree update

  #145042 opened Aug 7, 2025

• move `type_check` out of `compute_regions`

  #145047 opened Aug 7, 2025

• add member constraints tests

  #145050 opened Aug 7, 2025

• Prevent name collisions with internal implementation details

  #145051 opened Aug 7, 2025

• Add a lot of NLL `known-bug` tests

  #145053 opened Aug 7, 2025

• Move metadata symbol export from exported_non_generic_symbols to exported_symbols

  #145055 opened Aug 7, 2025

• Clean up some resolved test regressions of const trait removals in std

  #145057 opened Aug 7, 2025

• Add regression test for `saturating_sub` bounds check issue

  #145064 opened Aug 7, 2025

• resolve: Introduce `RibKind::Block`

  #145065 opened Aug 7, 2025

• RawVecInner: add missing `unsafe` to unsafe fns

  #145067 opened Aug 7, 2025

• Readd myself to review queue

  #145068 opened Aug 7, 2025

• Add minimal `armv7a-vex-v5` tier three target

  #145070 opened Aug 7, 2025

• [DRAFT] Update the minimum external LLVM to 20

  #145071 opened Aug 7, 2025

• update enzyme submodule to handle llvm 21

  #145073 opened Aug 7, 2025

• Add new Tier-3 target: riscv64a23-unknown-linux-gnu

  #145076 opened Aug 8, 2025

• Rollup of 19 pull requests

  #145077 opened Aug 8, 2025

• Fix wrong cache line size of riscv64

  #145078 opened Aug 8, 2025

• Escape diff strings in MIR dataflow graphviz

  #145080 opened Aug 8, 2025

• Fix some bad formatting in `-Zmacro-stats` output.

  #145082 opened Aug 8, 2025

• Fix cross-compilation of Cargo

  #145083 opened Aug 8, 2025

69 Issues closed by 21 people

• ICE in rustdoc with -Zrustdoc-scrape-examples

  #145044 closed Aug 8, 2025

• Tracking Issue for `unsigned_signed_diff`

  #126041 closed Aug 8, 2025

• Macro `:meta` matcher doesn't match `true` or `false`

  #145060 closed Aug 7, 2025

• is_riscv_feature_detected doesn't seem to actually detect anything at runtime

  #139139 closed Aug 7, 2025

• Tail calls with indirect operands are untested

  #144293 closed Aug 7, 2025

• Tracking Issue for `const fn` `type_id`

  #77125 closed Aug 7, 2025

• {aarch64,x86_64}-pc-windows-gnullvm host tools are missing libunwind.dll

  #144533 closed Aug 7, 2025

• inconsistent drop order for pattern bindings in the presence of or-patterns

  #142163 closed Aug 7, 2025

• Tracking Issue for arithmetic that panics on overflow (`strict_*` operations)

  #118260 closed Aug 7, 2025

• drop-checking is more permissive when `let` statements have an `else` block

  #142056 closed Aug 7, 2025

• Unreachable code in type_name.rs

  #144994 closed Aug 7, 2025

• Check for Integer Overflow by Default

  #47739 closed Aug 7, 2025

• Cross-build of 1.85.0 to mipsel-unknown-netbsd fails w/missing __gnu_h2f_ieee and __gnu_f2h_ieee.

  #137630 closed Aug 7, 2025

• Failed to run local build via citool for OHOS targets

  #144980 closed Aug 7, 2025

• mipsel-unknown-linux-uc libc encounters compilation errors in nightly-2022-08-11

  #145035 closed Aug 7, 2025

• rust-lld errors with duplicate symbol: __rustc_debug_gdb_scripts_section__ for embeded target.

  #52909 closed Aug 7, 2025

• compiler crash handling locals

  #144981 closed Aug 7, 2025

• 调研RFC 2094中DFS传播算法在rustc中的实现历史

  #145028 closed Aug 7, 2025

• ICE: `only local crates should have sources emitted`

  #144752 closed Aug 7, 2025

• Can't explicit tail call with HRTB argument

  #144826 closed Aug 7, 2025

• Tail calls don't enforce lifetime constraints from return type onto args

  #144916 closed Aug 7, 2025

• Tracking Issue for PanicHookInfo::payload_as_str()

  #125175 closed Aug 7, 2025

• rustdoc creates incorrect link in repeated macro invocation containing an inlined re-export with docstring

  #144965 closed Aug 7, 2025

• Confusing diagnostic for attributes on types

  #144132 closed Aug 7, 2025

• Placing an attribute on a generic argument confuses the parser

  #135017 closed Aug 7, 2025

• Generic (lifetime, type, const) parameters are unhygenic

  #145023 closed Aug 6, 2025

• Rust 1.88.0 causes broken HTTP requests with hyper on x86_64-darwin on optimization levels greater than 1

  #144163 closed Aug 6, 2025

• [const_closures, const_mut_refs, effects] thread 'rustc' panicked at rustc_middle/src/ty/util.rs:945:22: ConstContext::Maybe must have host effect param

  #125866 closed Aug 6, 2025

• `Fn` implementation for function pointers to method of `~const` bounded trait are not `const`

  #104314 closed Aug 6, 2025

• Can't compile with emscripten on windows (rust.metadata.bin) The end of the file was unexpectedly encountered

  #68146 closed Aug 6, 2025

• [Feature request] Pass file descriptors in std::comand::Command

  #144191 closed Aug 6, 2025

• Rust cannot pass a vector constant directly to LLVM

  #118209 closed Aug 5, 2025

• LLVM ERROR: Unsupported expression in static initializer (On macOS)

  #89225 closed Aug 5, 2025

• Multiple bounds checking elision failures

  #120433 closed Aug 5, 2025

• ICE: rustc panicked at `compiler/rustc_type_ir/src/ty_kind.rs:288:18` with explicit tail call through function pointer

  #144795 closed Aug 5, 2025

• Flaky test: `tests/ui/threads-sendsync/tcp-stress.rs`

  #144878 closed Aug 5, 2025

• `~const` is allowed on structs (and other bad positions) within `const fn`.

  #132067 closed Aug 5, 2025

• ICE: index out of bounds in snapshot_vec when chaining partition_map() calls

  #144880 closed Aug 4, 2025

• ICE from tail call to transmute

  #144806 closed Aug 4, 2025

• cleanup: use full `strip` cli args in cg_ssa

  #135038 closed Aug 4, 2025

• E0562 should mention impl Trait in argument position in Error codes index

  #142683 closed Aug 4, 2025

• Assertion failed in rustc_hir_typeck\src\gather_locals.rs

  #144849 closed Aug 3, 2025

• The `doc(cfg(target_os = "cygwin"))` annotation is rendered poorly

  #144680 closed Aug 3, 2025

• Is mutex poisoning guaranteed to always work properly?

  #143471 closed Aug 3, 2025

• explicit tail calls: hang in const eval of recursive call

  #144753 closed Aug 3, 2025

• ICE `expression is not a valid constant NeverToAny`

  #143165 closed Aug 3, 2025

• rustdoc does not warn about broken links if they contain `.` or `[]`

  #54191 closed Aug 3, 2025

• ICE: `no enclosing const-continuable scope found`

  #143119 closed Aug 3, 2025

• `#[used]` should work on functions

  #68322 closed Aug 2, 2025

• x86_64-unknown-linux-gnu using 'target-feature=+crt-static' exits with: Segmentation fault (core dumped).

  #100110 closed Aug 2, 2025

• Relocatable section in no_std binary

  #110192 closed Aug 2, 2025

• Linker failing when importing couch_rs using rustc version 1.54

  #88246 closed Aug 2, 2025

• Simple `for` statement can be broken with linker error since nightly-2021-06-10-x86_64-unknown-linux-gnu

  #87103 closed Aug 2, 2025

• Rust musl build segfaults on startup when linked with LLD 12

  #86712 closed Aug 2, 2025

• Undefined reference to `getauxval` in function `init_have_lse_atomics` when compiling to nightly `aarch64-unknown-linux-musl`

  #89626 closed Aug 2, 2025

• musl staticlib builds include all of the musl symbols

  #65760 closed Aug 2, 2025

• ICE: failed while formatting fluent string `mir_build_const_continue_unknown_jump_target`

  #143095 closed Aug 2, 2025

• Diagnostic doesn't mention cfg'ed out items if the unresolved path is simple (i.e., a single identifier)

  #132166 closed Aug 2, 2025

• Unhelpful help for E0387 "consider changing this closure to take self by mutable reference"

  #53905 closed Aug 2, 2025

• Compiler suggests to add [closure@…] to source code when it can be inferred instead.

  #103705 closed Aug 2, 2025

• Function parameter type resolution incorrect when multiple generics used

  #134387 closed Aug 1, 2025

• Generic causes other trait implementations of concrete type to be ignored.

  #132406 closed Aug 1, 2025

• Type inference chooses wrong trait impl based on generic parameter

  #133225 closed Aug 1, 2025

• Type inference problem

  #95358 closed Aug 1, 2025

• Type inference seems to pick up the wrong trait bound

  #77625 closed Aug 1, 2025

• Wrong infered type when an additional constrain added

  #64681 closed Aug 1, 2025

• `where` clause shadows information about higher `impl`s

  #38071 closed Aug 1, 2025

• Cannot create clickable link rustdoc above match complex_value

  #144769 closed Aug 1, 2025

• `Not Found` error for the hyperlink from `rustc_middle::ty::TypeFlags` to `InternalBitFlags`

  #143222 closed Aug 1, 2025

65 Issues opened by 42 people

• `PinCoerceUnsized` has strange `impl`s

  #145081 opened Aug 8, 2025

• Test failures with `build.description` set (1.89.0 regression)

  #145079 opened Aug 8, 2025

• `doc_auto_cfg` thinks `any(true)` and `any(all())` are available nowhere

  #145075 opened Aug 8, 2025

• generic_const_exprs well formed requirement break on crate bondary

  #145069 opened Aug 7, 2025

• Tracking Issue for `stdarch_arithmetic_ops`

  #145066 opened Aug 7, 2025

• nightly cross build started failing 2025-08-06

  #145059 opened Aug 7, 2025

• Tracking issue for release notes of #142071: `apply_member_constraints`: fix placeholder check

  #145054 opened Aug 7, 2025

• Tracking Issue for Scalable Vectors

  #145052 opened Aug 7, 2025

• Nested coercion in array results in type mismatch, inconsistent with `if` and `match`.

  #145048 opened Aug 7, 2025

• Tracking Issue for extra deref methods

  #145037 opened Aug 7, 2025

• Tracking Issue for `cast_maybe_uninit`

  #145036 opened Aug 7, 2025

• Consuming a value with a destructuring pattern doesn't end its borrows for drop-check.

  #145032 opened Aug 7, 2025

• Investigation: Did RFC 2094-NLL's DFS propagation for outlives in region infer algorithm ever get implemented in rustc?

  #145029 opened Aug 7, 2025

• Tracking issue for release notes of #143028: emit `StorageLive` and schedule `StorageDead` for `let`-`else`'s bindings after matching

  #145019 opened Aug 6, 2025

• Tracking issue for release notes of #143808: Port `#[should_panic]` to the new attribute parsing infrastructure

  #145016 opened Aug 6, 2025

• Name similarity metric should consider ordering of name parts being swapped

  #145015 opened Aug 6, 2025

• If a command fails but does not have stderr/stdout, bootstrap shows no context for what failed

  #145002 opened Aug 6, 2025

• shadowed traits from glob imports in the same scope get ignored

  #144993 opened Aug 6, 2025

• Invalid double reference returned from closure should get suggestion

  #144992 opened Aug 6, 2025

• Tracking Issue for `std::os::fd::CommandExt::fd`

  #144989 opened Aug 6, 2025

• ICE from explicit tail call that returns a future.

  #144986 opened Aug 6, 2025

• ICE from explicit tail call in defaulted trait method

  #144985 opened Aug 6, 2025

• Mismatched types causes ICE in `compiler/rustc_hir_typeck/src/fn_ctxt/checks.rs:2591:13`

  #144984 opened Aug 6, 2025

• Match guard creates reference to scrutinee, observable via `repr(packed)`

  #144982 opened Aug 6, 2025

• "Aliased Type" of a type alias to a struct with a hidden public field is missing `/* private fields */`

  #144969 opened Aug 5, 2025

• when a fn is missing a parameter type, the help advice could be improved

  #144968 opened Aug 5, 2025

• `const trait Trait {}` syntax is accepted without a feature gate on 1.90 beta and master

  #144958 opened Aug 5, 2025

• tail call diagnostics omit lifetimes

  #144957 opened Aug 5, 2025

• Tail call signature equality check only really needs to be subtyping

  #144953 opened Aug 5, 2025

• ICE due to infinitely recursive const fn with very large types (with a different ICE with incremental compilation)

  #144946 opened Aug 5, 2025

• Tracking issue for release notes of #142681: Remove the `#[no_sanitize]` attribute in favor of `#[sanitize(xyz = "on|off")]`

  #144941 opened Aug 5, 2025

• panic about linkage `external` and static variables `_rust_extern_with_linkage_*`

  #144940 opened Aug 5, 2025

• `&raw const` gets lifetime-extended / static promoted in match guard

  #144939 opened Aug 5, 2025

• Support intra-doc linking to `()`

  #144937 opened Aug 5, 2025

• "use of local which has no storage here" at -Zmir-opt-level=0

  #144932 opened Aug 5, 2025

• Some `rustc-dev` libraries leak the build path on macOS

  #144919 opened Aug 4, 2025

• rustdoc: ICE: synthetic auto trait impls: `unable to fulfill trait` due to ambiguity

  #144918 opened Aug 4, 2025

• Conditional assignment with multiple if/else appears broken

  #144911 opened Aug 4, 2025

• rust-1.88.0 fails to build with glibc 2.42

  #144904 opened Aug 4, 2025

• Suspicious `fn_ptr_shim.rs` mir-opt test failure

  #144901 opened Aug 4, 2025

• Explicit tail call returning a HRTB causes ICE: "hir typeck should have checked the return type already"

  #144892 opened Aug 4, 2025

• Tracking Issue for `derive_from` (RFC 3809)

  #144889 opened Aug 4, 2025

• ICE: ` unhandled node Crate(Mod`

  #144888 opened Aug 4, 2025

• Parameters in generic associated types do not propagate if unused

  #144858 opened Aug 3, 2025

• Passing Indirect Operands into LLVM hits a span_bug

  #144855 opened Aug 3, 2025

• Tracking issue for release notes of #118260: Tracking Issue for arithmetic that panics on overflow (`strict_*` operations)

  #144842 opened Aug 2, 2025

• Combination of `panic="abort"` and `-Zbuild-std` causes build failure

  #144840 opened Aug 2, 2025

• Unsafe usage problem in 1.88 (code is compiling with Version ="2021" and failing with Version = "2024"

  #144839 opened Aug 2, 2025

• rustdoc search: path distance algorithm is bad when crate and type share name

  #144834 opened Aug 2, 2025

• Stack overflow from closure TAIT in a method on the opaque type itself with recursion

  #144833 opened Aug 2, 2025

• Stack overflow from closure TAIT in a method on the opaque type itself in debug mode

  #144832 opened Aug 2, 2025

• Tracking issue for release notes of #143764: lower pattern bindings in the order they're written and base drop order on primary bindings' order

  #144831 opened Aug 2, 2025

• Tracking issue for release notes of #144322: Add lint against dangling pointers from local variables

  #144830 opened Aug 2, 2025

• Tracking issue for release notes of #144133: Stabilize const TypeId::of

  #144828 opened Aug 2, 2025

• Tracking issue for release notes of #143929: Mark all deprecation lints in name resolution as deny-by-default and report-in-deps

  #144827 opened Aug 2, 2025

• Miri reports UB for explicit tail call with by-value non-ZST struct parameter

  #144820 opened Aug 2, 2025

• With -Zpolonius=next, (latest nightly) cargo failed to compile umya-spreadsheet

  #144819 opened Aug 2, 2025

• [rustdoc] Inline impl docstring headers when possible

  #144809 opened Aug 2, 2025

• `rustc_const_unstable` on private items is confusing

  #144802 opened Aug 1, 2025

• [rustdoc] Non-json time diagnostics in stdout when using `--format json`

  #144798 opened Aug 1, 2025

• Bad diagnostic with `Cow` and `to_owned` where `into_owned` was meant

  #144792 opened Aug 1, 2025

• failed to build tushare_api crate doc in crates.io

  #144788 opened Aug 1, 2025

• Missing PlaceMention for scrutinee in #[loop_match]

  #144781 opened Aug 1, 2025

• rustdoc UI: Warning block icon is no longer a circle (on my machine) but a squircle

  #144778 opened Aug 1, 2025

• Functions marked with #[no_mangle] are not GC-ed on powerpc

  #144777 opened Aug 1, 2025

342 Unresolved conversations

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

• Introduce debuginfo to statements in MIR

  #142771 commented on Aug 6, 2025 • 59 new comments

• Implement declarative (`macro_rules!`) attribute macros (RFC 3697)

  #144579 commented on Aug 8, 2025 • 35 new comments

• fresh binding should shadow the def in expand

  #143141 commented on Aug 7, 2025 • 21 new comments

• Document `become` keyword

  #113095 commented on Aug 5, 2025 • 14 new comments

• `tests/ui/issues/`: The Issues Strike Back [3/N]

  #144400 commented on Aug 7, 2025 • 13 new comments

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

  #140737 commented on Aug 7, 2025 • 10 new comments

• fmt of non-decimal radix untangled

  #143730 commented on Aug 5, 2025 • 7 new comments

• Add tracing to resolve-related functions

  #144727 commented on Aug 6, 2025 • 7 new comments

• Fix parallel rustc not being reproducible due to unstable sorts of items

  #144722 commented on Aug 8, 2025 • 7 new comments

• Make no_mangle on foreign items explicit instead of implicit

  #144678 commented on Aug 7, 2025 • 7 new comments

• Introduce Scope::NonGlobModule and Scope::GlobModule

  #144131 commented on Aug 6, 2025 • 7 new comments

• Add --print target-spec-json-schema

  #144498 commented on Aug 7, 2025 • 5 new comments

• Constify conversion traits

  #144289 commented on Aug 7, 2025 • 5 new comments

• Extend `QueryStability` to handle `IntoIterator` implementations

  #139345 commented on Aug 7, 2025 • 4 new comments

• Account for bare tuples and `Pin` methods in field searching logic

  #144649 commented on Aug 7, 2025 • 3 new comments

• Use `tcx.short_string()` in more diagnostics

  #144039 commented on Aug 8, 2025 • 3 new comments

• Add a diagnostic for similarly named traits

  #144674 commented on Aug 6, 2025 • 3 new comments

• Implement pin-project in pattern matching for `&pin mut|const T`

  #139751 commented on Aug 7, 2025 • 3 new comments

• std: sys: io: io_slice: Add UEFI types

  #144350 commented on Aug 4, 2025 • 3 new comments

• Port #[macro_export] to the new attribute parsing infrastructure

  #143857 commented on Aug 8, 2025 • 3 new comments

• [codegen] assume the tag, not the relative discriminant

  #144764 commented on Aug 6, 2025 • 3 new comments

• Add support for macro expansion in rustdoc source code pages

  #137229 commented on Aug 1, 2025 • 2 new comments

• Supress swapping lhs and rhs in equality suggestion in extern macro

  #144266 commented on Aug 7, 2025 • 2 new comments

• implement Sum and Product for Saturating(u*)

  #144275 commented on Aug 5, 2025 • 2 new comments

• std: sys: pal: uefi: Overhaul Time

  #139806 commented on Aug 4, 2025 • 2 new comments

• document assumptions about `Clone` and `Eq` traits

  #144330 commented on Aug 5, 2025 • 2 new comments

• Avoid loading HIR for check_well_formed on type declarations

  #143328 commented on Aug 3, 2025 • 2 new comments

• Add reproducible build verification to bootstrap

  #144669 commented on Aug 6, 2025 • 2 new comments

• Fix accidental type inference in array coercion

  #140283 commented on Aug 8, 2025 • 1 new comment

• Allow linking a prebuilt optimized compiler-rt builtins library

  #143689 commented on Aug 4, 2025 • 1 new comment

• Prehash visibilities in resolver

  #143371 commented on Aug 7, 2025 • 1 new comment

• Remove FromBytesWithNulErrorKind and make FromVecWithNulErrorKind more actionable

  #143163 commented on Aug 5, 2025 • 1 new comment

• Make target pointer width in target json an integer

  #144443 commented on Aug 5, 2025 • 1 new comment

• Add aarch64_be-unknown-linux-musl target

  #144551 commented on Aug 6, 2025 • 1 new comment

• Implement `ptr_cast_array`

  #144515 commented on Aug 7, 2025 • 1 new comment

• Implement autodiff using intrinsics

  #142640 commented on Aug 7, 2025 • 1 new comment

• Add `target_env = "macabi"` and `target_env = "sim"`

  #139451 commented on Aug 8, 2025 • 0 new comments

• Optimize `core::unicode::printable`.

  #139540 commented on Aug 6, 2025 • 0 new comments

• [WIP] mgca: Add ConstArg representation for const items

  #139558 commented on Aug 4, 2025 • 0 new comments

• refactor queries that don't accept inference variables to use canonicalization

  #86868 commented on Aug 7, 2025 • 0 new comments

• Tracking issue for release notes of #144369: Upgrade semicolon_in_expressions_from_macros from warn to deny

  #144370 commented on Aug 7, 2025 • 0 new comments

• Tracking Issue for Path::file_prefix

  #86319 commented on Aug 7, 2025 • 0 new comments

• I/O safety forbids the "pass FD via env var" pattern (e.g., jobserver)

  #116059 commented on Aug 7, 2025 • 0 new comments

• Rehome 32 `tests/ui/issues/` tests to other subdirectories under `tests/ui/`

  #144553 commented on Aug 7, 2025 • 0 new comments

• `-Znext-solver`: ICE with closure capturing iterated variable in 2021 edition

  #120328 commented on Aug 7, 2025 • 0 new comments

• Support wasm exception handling for Emscripten target

  #112195 commented on Aug 7, 2025 • 0 new comments

• Add information about group a lint belongs to

  #140794 commented on Aug 7, 2025 • 0 new comments

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

  #140956 commented on Aug 5, 2025 • 0 new comments

• Make `Rc<T>::deref` zero-cost

  #141348 commented on Aug 7, 2025 • 0 new comments

• Stabilize `ip_from`

  #141744 commented on Aug 5, 2025 • 0 new comments

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

  #141828 commented on Aug 7, 2025 • 0 new comments

• make rust-analyzer use a dedicated build directory

  #141839 commented on Aug 6, 2025 • 0 new comments

• `apply_member_constraints`: fix placeholder check

  #142071 commented on Aug 7, 2025 • 0 new comments

• Offload device1

  #142696 commented on Aug 7, 2025 • 0 new comments

• "File name too long" error when compiling files with long names

  #49914 commented on Aug 7, 2025 • 0 new comments

• `rustc_const_eval`: respect `target.min_global_align`

  #142198 commented on Aug 5, 2025 • 0 new comments

• GCI: Don't evaluate the initializer of free const items that have trivially unsatisfied predicates

  #142293 commented on Aug 1, 2025 • 0 new comments

• compiler: Fix "power alignment" problems on AIX

  #142310 commented on Aug 7, 2025 • 0 new comments

• Prevent ABI changes affect EnzymeAD

  #142544 commented on Aug 3, 2025 • 0 new comments

• Remove the `#[no_sanitize]` attribute in favor of `#[sanitize(xyz = "on|off")]`

  #142681 commented on Aug 5, 2025 • 0 new comments

• Binding c++ with cxx, an error occurs on windows-gnu

  #137301 commented on Aug 7, 2025 • 0 new comments

• Add NonNull pattern types

  #142339 commented on Aug 7, 2025 • 0 new comments

• Add note when inherent impl for a alias type defined outside of the crate

  #142415 commented on Aug 7, 2025 • 0 new comments

• Detect missing `derive` on unresolved attribute even when not imported

  #142487 commented on Aug 7, 2025 • 0 new comments

• Add `Path::has_trailing_sep` and related methods

  #142506 commented on Aug 7, 2025 • 0 new comments

• Implement RFC 3631: add rustdoc doc_cfg features

  #138907 commented on Aug 1, 2025 • 0 new comments

• Using std::io::{Read, Write, Cursor} in a nostd environment

  #48331 commented on Aug 8, 2025 • 0 new comments

• Add ability to ignore tests at runtime.

  #68007 commented on Aug 8, 2025 • 0 new comments

• [DO NOT MERGE] bootstrap with `-Znext-solver=globally`

  #133502 commented on Aug 5, 2025 • 0 new comments

• Provide more context on `Fn` closure modifying binding

  #133149 commented on Aug 6, 2025 • 0 new comments

• "Unnecessary" braces have an influence

  #72783 commented on Aug 8, 2025 • 0 new comments

• [DRAFT] Generate CGUs in parallel.

  #132711 commented on Aug 2, 2025 • 0 new comments

• Make `Rc<T>::deref` and `Arc<T>::deref` zero-cost

  #132553 commented on Aug 7, 2025 • 0 new comments

• Fix overly restrictive lifetime in `core::panic::Location::file` return type

  #132087 commented on Aug 5, 2025 • 0 new comments

• Add post-mono MIR optimizations

  #131650 commented on Aug 3, 2025 • 0 new comments

• macOS: Always pass SDK root when linking with `cc`, and pass it via `SDKROOT` env var

  #131477 commented on Aug 7, 2025 • 0 new comments

• Change the desugaring of `assert!` for better error output

  #122661 commented on Aug 5, 2025 • 0 new comments

• Split elided_lifetime_in_paths into finer-grained lints

  #120808 commented on Aug 7, 2025 • 0 new comments

• x build fails copying files into stage0-sysroot using local rust

  #143735 commented on Aug 8, 2025 • 0 new comments

• [perf] test MCP510

  #113382 commented on Aug 6, 2025 • 0 new comments

• Infinite recursion when generating debuginfo

  #144636 commented on Aug 8, 2025 • 0 new comments

• [do not merge] CI experiments

  #112049 commented on Aug 7, 2025 • 0 new comments

• Slice iterator advancement can become unidiomatic, which seems like a performance problem

  #144684 commented on Aug 8, 2025 • 0 new comments

• Tracking Issue for enum access in offset_of

  #120141 commented on Aug 7, 2025 • 0 new comments

• Support using const pointers in asm `const` operand

  #138618 commented on Aug 7, 2025 • 0 new comments

• Nul terminate rust string literals

  #138504 commented on Aug 6, 2025 • 0 new comments

• Stabilize return type notation (RFC 3654)

  #138424 commented on Aug 4, 2025 • 0 new comments

• Include whitespace in "remove |" suggestion and make it hidden

  #137872 commented on Aug 4, 2025 • 0 new comments

• Give recursion limit errors a span

  #135629 commented on Aug 7, 2025 • 0 new comments

• Many new wasm features are enabled if compile `wasm32v1-none` with `-C linker-plugin-lto` flag on LLVM 20+

  #140174 commented on Aug 7, 2025 • 0 new comments

• [WIP] Forbid object lifetime changing pointer casts

  #136776 commented on Aug 5, 2025 • 0 new comments

• Start using pattern types in libcore

  #136006 commented on Aug 3, 2025 • 0 new comments

• Arbitrary self types v2: stabilize

  #135881 commented on Aug 7, 2025 • 0 new comments

• Detect struct construction with private field in field with default

  #135846 commented on Aug 1, 2025 • 0 new comments

• [rustdoc] Add support for associated items in "jump to def" feature

  #135771 commented on Aug 7, 2025 • 0 new comments

• lint ImproperCTypes: overhaul (take 2 of "better handling of indirections")

  #134697 commented on Aug 7, 2025 • 0 new comments

• Tracking Issue for MaybeUninit methods for arrays

  #96097 commented on Aug 7, 2025 • 0 new comments

• Tracking issue for deprecation lint `legacy_derive_helpers`

  #79202 commented on Aug 8, 2025 • 0 new comments

• Tracking Issue for `private_macro_use` lint

  #120192 commented on Aug 8, 2025 • 0 new comments

• Stabilize `derive(CoercePointee)`

  #133820 commented on Aug 1, 2025 • 0 new comments

• c-variadic: multiple ABIs in the same program for arm

  #144541 commented on Aug 5, 2025 • 0 new comments

• Add `#[rustc_pass_indirectly_in_non_rustic_abis]`

  #144529 commented on Aug 4, 2025 • 0 new comments

• Constify `SystemTime` methods

  #144519 commented on Aug 7, 2025 • 0 new comments

• ci: Begin running ui tests with `rust.debuginfo-level-tests=1`

  #144499 commented on Aug 7, 2025 • 0 new comments

• Partial-stabilize the basics from `bigint_helper_methods`

  #144494 commented on Aug 6, 2025 • 0 new comments

• EXPERIMENT: Use the force-inline pass for more stuff

  #144483 commented on Aug 6, 2025 • 0 new comments

• GVN: Use a VnIndex in Address projection.

  #144477 commented on Aug 8, 2025 • 0 new comments

• rustdoc-search: search backend with partitioned suffix tree

  #144476 commented on Aug 7, 2025 • 0 new comments

• Allow the global allocator to use thread-local storage and std::thread::current()

  #144465 commented on Aug 4, 2025 • 0 new comments

• std/sys/fd: Relax `READ_LIMIT` on Darwin

  #144452 commented on Aug 1, 2025 • 0 new comments

• `tests/ui/issues/`: The Issues Strike Back [4/N]

  #144403 commented on Aug 7, 2025 • 0 new comments

• Extract TraitImplHeader in AST/HIR

  #144386 commented on Aug 5, 2025 • 0 new comments

• Extend the enum check to pointer and union reads

  #144353 commented on Aug 6, 2025 • 0 new comments

• add AnonConstKind to non_trivial_const_arg diagnostics

  #144324 commented on Aug 2, 2025 • 0 new comments

• opt-dist: set `build_llvm` to false for WindowsCi

  #144255 commented on Aug 7, 2025 • 0 new comments

• Add debuginfo_transparent attribute for structs

  #144223 commented on Aug 7, 2025 • 0 new comments

• TypeTree support in autodiff

  #144197 commented on Aug 6, 2025 • 0 new comments

• Reject tail calls of `#[track_caller]` functions

  #144762 commented on Aug 5, 2025 • 0 new comments

• add new rustdoc::hidden_intra_doc_links lint

  #144750 commented on Aug 1, 2025 • 0 new comments

• tests: adapt array-cmp for llvm/llvm-project@f7b65011de51

  #144749 commented on Aug 7, 2025 • 0 new comments

• Use new public libtest `ERROR_EXIT_CODE` constant in rustdoc

  #144739 commented on Aug 6, 2025 • 0 new comments

• [WIP] resolve: Better caching for unsuccessful crate resolutions

  #144737 commented on Aug 4, 2025 • 0 new comments

• Make mac calls include their semicolons

  #144714 commented on Aug 7, 2025 • 0 new comments

• Rewrite the new attribute argument parser

  #144689 commented on Aug 6, 2025 • 0 new comments

• Allow running tests with GCC

  #144687 commented on Aug 1, 2025 • 0 new comments

• editorconfig: don't trim trailing whitespace in tests

  #144642 commented on Aug 7, 2025 • 0 new comments

• Limit impl_trait_header query to only trait impls

  #144607 commented on Aug 5, 2025 • 0 new comments

• libtest: print the type of test being run

  #144596 commented on Aug 5, 2025 • 0 new comments

• Patterns: represent constants as valtrees

  #144591 commented on Aug 2, 2025 • 0 new comments

• Suggest only Span without source changes when source code is unavailable

  #144585 commented on Aug 7, 2025 • 0 new comments

• avoid hangs if there are 10 billion where-clauses

  #144574 commented on Aug 3, 2025 • 0 new comments

• Fix RISC-V Test Failures in ./x test for Multiple Codegen Cases

  #144567 commented on Aug 4, 2025 • 0 new comments

• Fix RISC-V Test Failures in ./x test for Multiple Codegen Cases

  #144565 commented on Aug 8, 2025 • 0 new comments

• Allow MIR-inlining `Drop` terminators too

  #144561 commented on Aug 4, 2025 • 0 new comments

• Point at the `Fn()` or `FnMut()` bound that coerced a closure, which caused a move error

  #144558 commented on Aug 7, 2025 • 0 new comments

• Add impl const for Clone

  #143628 commented on Aug 8, 2025 • 0 new comments

• `c_variadic`: Add future-incompatibility warning for `...` arguments without a pattern outside of `extern` blocks

  #143619 commented on Aug 6, 2025 • 0 new comments

• improve c-variadic errors

  #143546 commented on Aug 2, 2025 • 0 new comments

• Add ASCII-related methods from `u8` and `MIN`/`MAX` to `core::ascii::Char`

  #143467 commented on Aug 6, 2025 • 0 new comments

• clippy fix: remove manual PartialEq::ne

  #143377 commented on Aug 7, 2025 • 0 new comments

• add a scope for `if let` guard temporaries and bindings

  #143376 commented on Aug 8, 2025 • 0 new comments

• pub async fn impl is monomorphized when func itself is monomorphized

  #143290 commented on Aug 5, 2025 • 0 new comments

• add multi-arch asm! label operand test

  #143227 commented on Aug 6, 2025 • 0 new comments

• Port `#[link]` to the new attribute parsing infrastructure

  #143193 commented on Aug 6, 2025 • 0 new comments

• compiler: Allow `extern "interrupt" fn() -> !`

  #143075 commented on Aug 5, 2025 • 0 new comments

• Add fast-path for accessing the current thread id

  #143069 commented on Aug 7, 2025 • 0 new comments

• search graph: improve rebasing and add forced ambiguity support

  #143054 commented on Aug 5, 2025 • 0 new comments

• Rewrite `.gitattributes` CRLF ui tests into run-make tests

  #142925 commented on Aug 7, 2025 • 0 new comments

• Move all LLVM externs into the rustc_llvm crate

  #142897 commented on Aug 6, 2025 • 0 new comments

• Trivial improve doc for transpose

  #142871 commented on Aug 4, 2025 • 0 new comments

• libtest: expose --fail-fast as an unstable command-line option

  #142807 commented on Aug 5, 2025 • 0 new comments

• feat(build): centralize LLVM_VERSION

  #142786 commented on Aug 7, 2025 • 0 new comments

• hir_analysis: add missing sizedness bounds

  #142712 commented on Aug 7, 2025 • 0 new comments

• Suggest adding `Fn` bound when calling a generic parameter

  #144193 commented on Aug 6, 2025 • 0 new comments

• [WIP] Check coroutine upvars and resume ty in dtorck constraint, this time based off of `TypingMode`

  #144158 commented on Aug 2, 2025 • 0 new comments

• Check coroutine upvars in dtorck constraint

  #144156 commented on Aug 2, 2025 • 0 new comments

• Impls and impl items inherit lint levels of the corresponding traits and trait items

  #144113 commented on Aug 7, 2025 • 0 new comments

• const-eval: full support for pointer fragments

  #144081 commented on Aug 6, 2025 • 0 new comments

• stabilize c-style varargs for system, sysv64, win64, efiapi, aapcs

  #144066 commented on Aug 2, 2025 • 0 new comments

• prefer alias candidates for sizedness + auto trait goals

  #144064 commented on Aug 7, 2025 • 0 new comments

• Stabilize as_array_of_cells

  #144054 commented on Aug 5, 2025 • 0 new comments

• Rename bool::ok_or[_else] to bool::then_ok_or[_else] to avoid confusion with Option::ok_or[_else]

  #144037 commented on Aug 5, 2025 • 0 new comments

• Add the parallel front-end test suite

  #143953 commented on Aug 6, 2025 • 0 new comments

• Constify remaining traits/impls for `const_ops`

  #143949 commented on Aug 7, 2025 • 0 new comments

• `repr(scalable)`

  #143924 commented on Aug 7, 2025 • 0 new comments

• [rustdoc] Correctly handle `should_panic` doctest attribute and fix `--no-run` test flag on the 2024 edition

  #143900 commented on Aug 5, 2025 • 0 new comments

• opt-dist: rebuild rustc when doing static LLVM builds

  #143898 commented on Aug 7, 2025 • 0 new comments

• Also hash spans inside the same file as relative.

  #143882 commented on Aug 3, 2025 • 0 new comments

• Add `Default` impls for `Pin`ned `Box`, `Rc`, `Arc`

  #143717 commented on Aug 5, 2025 • 0 new comments

• Make sure `fmt-write-bloat` doesn't vacuously pass on no symbols

  #143669 commented on Aug 6, 2025 • 0 new comments

• core: add Option::get_or_try_insert_with

  #143650 commented on Aug 5, 2025 • 0 new comments

• SIGILL in rustc compiling normal library crate on x86_64

  #141099 commented on Aug 7, 2025 • 0 new comments

• dropck doc oversights / revision

  #29111 commented on Aug 2, 2025 • 0 new comments

• ld64.lld: error: too many personalities (4) for compact unwind to encode

  #102754 commented on Aug 2, 2025 • 0 new comments

• Clang linker script support - incorrect argument

  #127183 commented on Aug 2, 2025 • 0 new comments

• v0 mangling should avoid backrefs when they're not shorter than their target.

  #87511 commented on Aug 2, 2025 • 0 new comments

• Consider removing --max-memory linker flag for WebAssembly.

  #92008 commented on Aug 2, 2025 • 0 new comments

• ICE when trying to create a static reference to a structure enclosing an external static value

  #143174 commented on Aug 2, 2025 • 0 new comments

• Tracking issue for release notes of #142590: Allow `#[must_use]` on associated types to warn on unused values in generic contexts

  #143151 commented on Aug 2, 2025 • 0 new comments

• code coverage reporting for `let-else` interacts poorly with rustfmt

  #143149 commented on Aug 2, 2025 • 0 new comments

• Tracking issue for release notes of #138879: Ensure non-empty buffers for large vectored I/O

  #143144 commented on Aug 2, 2025 • 0 new comments

• Lifetime extension in consts/statics sometimes makes *less* code compile

  #143129 commented on Aug 2, 2025 • 0 new comments

• Tracking issue for release notes of #140525: Use lld by default on `x86_64-unknown-linux-gnu` stable

  #143115 commented on Aug 2, 2025 • 0 new comments

• ICE: `type variables should not be hashed: ?0t`

  #143112 commented on Aug 2, 2025 • 0 new comments

• Tracking issue for release notes of #141996: Fix `proc_macro::Ident`'s handling of `$crate`

  #143099 commented on Aug 2, 2025 • 0 new comments

• rustdoc-js-std: compiletest tries to run emacs autosave file as test

  #142648 commented on Aug 2, 2025 • 0 new comments

• Slow indirect function calls with 16-byte by-pointer enum argument

  #143050 commented on Aug 2, 2025 • 0 new comments

• rustc hangs when resolving recursive trait impls with undeclared generic types

  #143018 commented on Aug 2, 2025 • 0 new comments

• iter::zip changes vectorization behaviour even if value is unused

  #143016 commented on Aug 2, 2025 • 0 new comments

• Rare ICE in cstore_impl.rs with proc macro

  #143005 commented on Aug 2, 2025 • 0 new comments

• enable-llvm-link-shared produces static llvm

  #142994 commented on Aug 2, 2025 • 0 new comments

• `Slice::contains` produces worse output than `.iter().any`

  #142954 commented on Aug 2, 2025 • 0 new comments

• ICE: `Could not send CguMessage to main thread`

  #142949 commented on Aug 2, 2025 • 0 new comments

• Backtraces do not work for binaries loaded through ld.so

  #101913 commented on Aug 2, 2025 • 0 new comments

• Binary crashes when statically linked with LTO turned on

  #94564 commented on Aug 2, 2025 • 0 new comments

• libcompiler-builtins contains DWARF5 debuginfo in 1.62.0

  #98746 commented on Aug 2, 2025 • 0 new comments

• debuginfo: identify awaitee (via special name or other solution)

  #95521 commented on Aug 2, 2025 • 0 new comments

• Deref coercion does not work for some `await` returned values

  #83783 commented on Aug 2, 2025 • 0 new comments

• Compile time+memory regression between 1.49.0 and 1.50.0

  #84873 commented on Aug 2, 2025 • 0 new comments

• LLVM unrolls loops fully, leading to non-linear compilation time

  #74384 commented on Aug 2, 2025 • 0 new comments

• error: could not compile `gkrust` since Rust 1.43 on SPARC Solaris

  #74551 commented on Aug 2, 2025 • 0 new comments

• ICE 'called `Option::unwrap()` on a `None` value', compiler/rustc_metadata/src/rmeta/decoder.rs:975:64

  #78236 commented on Aug 2, 2025 • 0 new comments

• "LLVM ERROR: Access past stack top!" when compiling without sse2

  #65844 commented on Aug 2, 2025 • 0 new comments

• Statics don't support alignments larger than the page size

  #70022 commented on Aug 2, 2025 • 0 new comments

• ICE: Adding `-C save-temps` to incremental compile causes rustc_codegen_ssa::back::write panic

  #66367 commented on Aug 2, 2025 • 0 new comments

• Type inference fails even though all types are known

  #58517 commented on Aug 2, 2025 • 0 new comments

• `dylib` shared libraries will not make public symbols that may be necessary to link inlined code

  #65610 commented on Aug 2, 2025 • 0 new comments

• Forgone caching in cycles caused much overflow in trait solving

  #61960 commented on Aug 2, 2025 • 0 new comments

• rustc_llvm fails to build if source directory contains whitespace

  #56650 commented on Aug 2, 2025 • 0 new comments

• Rustc adds line-number information for unhittable panic handlers

  #55352 commented on Aug 2, 2025 • 0 new comments

• incr.comp.: Make sure `cargo check` is compatible with incremental compilation.

  #46058 commented on Aug 2, 2025 • 0 new comments

• two-phase-borrows need a specification

  #46901 commented on Aug 2, 2025 • 0 new comments

• `rust-call` call ABI is not feature gated at call-sites

  #34901 commented on Aug 2, 2025 • 0 new comments

• `#[may_dangle]`, a refined dropck escape hatch (tracking issue for RFC 1327)

  #34761 commented on Aug 2, 2025 • 0 new comments

• Tracking issue for release notes of #140005: Set MSG_NOSIGNAL for UnixStream

  #142939 commented on Aug 2, 2025 • 0 new comments

• compiler suggestions lead to more buggy code

  #98201 commented on Aug 2, 2025 • 0 new comments

• Incorrect compiler hint for complicated type handler

  #64548 commented on Aug 2, 2025 • 0 new comments

• `cannot guarantee tail call due to mismatched parameter counts`

  #144755 commented on Aug 1, 2025 • 0 new comments

• Warn for intra-doc links to `doc(hidden)` items.

  #144664 commented on Aug 1, 2025 • 0 new comments

• debuginfo: Subroutine types are not ABI-adjusted

  #42800 commented on Aug 1, 2025 • 0 new comments

• plain `gdb` (not `rust-gdb`) warns about not finding `gdb_load_rust_pretty_printers.py`

  #33159 commented on Aug 1, 2025 • 0 new comments

• Invalid debuginfo with enum variant named the same as a struct

  #41193 commented on Aug 1, 2025 • 0 new comments

• debuginfo: Enums, generators, and async envs have generic arguments at the wrong level

  #107351 commented on Aug 1, 2025 • 0 new comments

• CFI: segfault with debuginfo=2 since llvm18

  #123062 commented on Aug 1, 2025 • 0 new comments

• Tracking Issue for RFC 3697 "Declarative `macro_rules!` attribute macros" (`macro_attr`)

  #143547 commented on Aug 1, 2025 • 0 new comments

• Tracking Issue for `OnceCell/Lock::try_insert()`

  #116693 commented on Aug 1, 2025 • 0 new comments

• Tracking Issue for experiment with default auto traits

  #138781 commented on Aug 1, 2025 • 0 new comments

• Tracking issue for release notes of #144410: Make tier 3 musl targets link dynamically by default

  #144770 commented on Aug 1, 2025 • 0 new comments

• `~const Destruct` is required for destructured arrays and tuples

  #144280 commented on Aug 1, 2025 • 0 new comments

• Trait impls from where clauses (`ParamEnv`) take precedence over freestanding trait impls

  #24066 commented on Aug 1, 2025 • 0 new comments

• Surprising type inference on method call without explicit turbo-fish

  #49996 commented on Aug 1, 2025 • 0 new comments

• New "type annotations needed" error in Rust nightly-2025-06-24

  #143164 commented on Aug 1, 2025 • 0 new comments

• Tracking Issue for `#[align(...)]` on function items (fn_align)

  #82232 commented on Aug 1, 2025 • 0 new comments

• Lint regression: `dead_code` ignores `#[allow(dead_code)]` on traits

  #144060 commented on Aug 1, 2025 • 0 new comments

• link.exe crashed during compilation

  #141626 commented on Aug 1, 2025 • 0 new comments

• Tracking issue for unsupported_calling_conventions (cdecl, stdcall, fastcall)

  #137018 commented on Aug 1, 2025 • 0 new comments

• Worse perf with NonZero

  #142914 commented on Aug 2, 2025 • 0 new comments

• ICE: ` region parameter out of range when instantiating args`

  #142913 commented on Aug 2, 2025 • 0 new comments

• Tracking issue for release notes of #142134: Reject unsupported `extern "{abi}"`s consistently in all positions

  #142831 commented on Aug 2, 2025 • 0 new comments

• ICE: `can't get the span of an arbitrary parsed attribute: Parsed(Cold `

  #143094 commented on Aug 2, 2025 • 0 new comments

• Tracking issue for release notes of #126043: Tracking Issue for `mixed_integer_ops_unsigned_sub`

  #142761 commented on Aug 2, 2025 • 0 new comments

• `super let` with `&mut [T; 0]` in `const` has inconsistent borrow-checking behavior

  #142766 commented on Aug 2, 2025 • 0 new comments

• Cannot check `rustc` from master branch on Windows 10: build failure in rustc_codegen_gcc

  #142754 commented on Aug 2, 2025 • 0 new comments

• Tracking issue for release notes of #142682: Update bundled musl to 1.2.5

  #142688 commented on Aug 2, 2025 • 0 new comments

• Panic in `def_path_hash_map.rs`

  #142684 commented on Aug 2, 2025 • 0 new comments

• `super let` in `const` with interior mutability has inconsistent behavior

  #142607 commented on Aug 2, 2025 • 0 new comments

• ICE: `broken MIR in AsyncDropGlue(`

  #142560 commented on Aug 2, 2025 • 0 new comments

• ICE: broken mir in FutureDropPollShim

  #142559 commented on Aug 2, 2025 • 0 new comments

• `TcpListener::accept` not retrying transient errors is a footgun

  #142557 commented on Aug 2, 2025 • 0 new comments

• ci: git `Unknown option: -C`

  #142534 commented on Aug 2, 2025 • 0 new comments

• ICE: `function items cannot be used as const args`

  #142529 commented on Aug 2, 2025 • 0 new comments

• `-Z time-passes` produces confusing output

  #142523 commented on Aug 2, 2025 • 0 new comments

• Trait bound From<fn()> is not satisfied even with a correct value

  #142513 commented on Aug 2, 2025 • 0 new comments

• Tracking issue for release notes of #141260: Allow volatile access to non-Rust memory, including address 0

  #142511 commented on Aug 2, 2025 • 0 new comments

• Tracking issue for release notes of #140942: const-eval: allow constants to refer to mutable/external memory, but reject such constants as patterns

  #142510 commented on Aug 2, 2025 • 0 new comments

• Tracking issue for release notes of #140985: Change `core::iter::Fuse`'s `Default` impl to do what its docs say it does

  #142463 commented on Aug 2, 2025 • 0 new comments

• Tracking issue for release notes of #140748: Allow storing `format_args!()` in variable

  #142227 commented on Aug 2, 2025 • 0 new comments

• Tracking Issue for explicit-endian String::from_utf16

  #116258 commented on Aug 6, 2025 • 0 new comments

• Meta tracking issue for release notes PRs

  #133444 commented on Aug 6, 2025 • 0 new comments

• Tracking issue for release notes of #139451: Add `target_env = "macabi"` and `target_env = "sim"`

  #144179 commented on Aug 6, 2025 • 0 new comments

• Tracking Issue for `error_generic_member_access`

  #99301 commented on Aug 6, 2025 • 0 new comments

• `unused-revision-names` compiletest directive has confusing name

  #144748 commented on Aug 6, 2025 • 0 new comments

• Tracking Issue for `arc_is_unique`

  #138938 commented on Aug 5, 2025 • 0 new comments

• Tracking Issue for `PeekableIterator`

  #132973 commented on Aug 5, 2025 • 0 new comments

• Tracking Issue for `core::iter::chain`

  #125964 commented on Aug 5, 2025 • 0 new comments

• Tracking Issue for `isolate_most_least_significant_one`

  #136909 commented on Aug 5, 2025 • 0 new comments

• Diagnostics: Suggest replacing (problematic) `assert!(x, y)` with `assert_eq!(x, y)`

  #57507 commented on Aug 5, 2025 • 0 new comments

• Tracking issue for release notes of #140593: Temporary lifetime extension through tuple struct and tuple variant constructors

  #140666 commented on Aug 5, 2025 • 0 new comments

• LLVM 22 rejects some Arm register uses in asm/arm-types.rs

  #144643 commented on Aug 5, 2025 • 0 new comments

• When subtyping can switch out trait impls, `Pin::new`’s check for `Target: Unpin` becomes insufficient

  #134407 commented on Aug 5, 2025 • 0 new comments

• Tracking Issue for `Vec::push_mut`

  #135974 commented on Aug 5, 2025 • 0 new comments

• Error message [E0423] "expected value, found built-in attribute `start`" is confusing

  #68457 commented on Aug 5, 2025 • 0 new comments

• Tracking issue for WebAssembly atomics

  #77839 commented on Aug 5, 2025 • 0 new comments

• Tracking Issue for `array::repeat`

  #126695 commented on Aug 5, 2025 • 0 new comments

• Tracking Issue for const_exposed_provenance

  #144538 commented on Aug 5, 2025 • 0 new comments

• ICE when tail calling from a function with RPIT

  #139305 commented on Aug 5, 2025 • 0 new comments

• Tracking Issue for {BTreeMap,BTreeSet}::extract_if

  #70530 commented on Aug 5, 2025 • 0 new comments

• Doctests don't work in bin targets, non-public items

  #50784 commented on Aug 5, 2025 • 0 new comments

• ICE: rustc panicked at compiler\rustc_middle\src\mir\interpret\queries.rs:104:13

  #138710 commented on Aug 7, 2025 • 0 new comments

• Compiler panic while building blink.cmp

  #144725 commented on Aug 7, 2025 • 0 new comments

• Tracking Issue for Explicit Tail Calls

  #112788 commented on Aug 7, 2025 • 0 new comments

• Tracking issue for release notes of #115746: Print thread ID in panic message

  #143508 commented on Aug 7, 2025 • 0 new comments

• Tracking Issue for const conversion methods that don't require const traits

  #144288 commented on Aug 7, 2025 • 0 new comments

• Tracking Issue for str::{floor, ceil}_char_boundary

  #93743 commented on Aug 7, 2025 • 0 new comments

• Tracking Issue for Restrictions

  #105077 commented on Aug 7, 2025 • 0 new comments

• Path::components().as_path() for "///a/b" failing to normalize multiple slashes for root dir on Unix

  #83912 commented on Aug 7, 2025 • 0 new comments

• Tracking issue for RFC 3519: `arbitrary_self_types`

  #44874 commented on Aug 7, 2025 • 0 new comments

• Tracking issue for future-incompatibility lint `ill_formed_attribute_input`

  #57571 commented on Aug 6, 2025 • 0 new comments

• ICE: `sig.c_variadic || extra_args.is_empty()`

  #127423 commented on Aug 6, 2025 • 0 new comments

• ICE during async closure experiments

  #127331 commented on Aug 6, 2025 • 0 new comments

• ICE: issue 84970, `encountered incremental compilation error with evaluate_obligation(4270e020b571106c-835a5b1013d879df)`

  #127432 commented on Aug 6, 2025 • 0 new comments

• Regressions with large (2-4GB) stack arrays on large stacks

  #83060 commented on Aug 6, 2025 • 0 new comments

• Tracking Issue for `const_swap_with_slice`

  #142204 commented on Aug 6, 2025 • 0 new comments

• Random stack overflow on windows-gnu

  #139070 commented on Aug 6, 2025 • 0 new comments

• ICE: snapshot vec: index out of bounds

  #142488 commented on Aug 6, 2025 • 0 new comments

• E0308 hint suggests adding a return type to a closure

  #128561 commented on Aug 6, 2025 • 0 new comments

• E0050 emitted unexpectedly on missing `:`

  #129273 commented on Aug 6, 2025 • 0 new comments

• Promoted constants lead to poor MIR from comparisons

  #139093 commented on Aug 6, 2025 • 0 new comments

• pclmulqdq intrinsics don't inline well across target_feature changes anymore

  #139029 commented on Aug 6, 2025 • 0 new comments

• Tracking Issue for const {OsString, PathBuf}::new

  #141520 commented on Aug 5, 2025 • 0 new comments

• Niched option check not optimized out

  #144329 commented on Aug 4, 2025 • 0 new comments

• Potentially-observable store gets elided: asm block does not act as a compiler fence

  #144351 commented on Aug 4, 2025 • 0 new comments

• Code that used to error on Rust 1.77 causes a compiler hang on 1.78 and later

  #144696 commented on Aug 4, 2025 • 0 new comments

• Casting or adding type ascription to panic!() triggers unreachable_code

  #67227 commented on Aug 4, 2025 • 0 new comments

• `Pin` is unsound due to transitive effects of `CoerceUnsized`

  #68015 commented on Aug 4, 2025 • 0 new comments

• Tracking issue: Attribute refactor

  #131229 commented on Aug 4, 2025 • 0 new comments

• Provide a means of turning iterators into fixed-size arrays

  #81615 commented on Aug 3, 2025 • 0 new comments

• Tracking Issue for `#[track_caller]` on closures

  #87417 commented on Aug 3, 2025 • 0 new comments

• Tracking Issue for `once_cell_try`

  #109737 commented on Aug 3, 2025 • 0 new comments

• where clauses are only elaborated for supertraits, and not other things

  #20671 commented on Aug 3, 2025 • 0 new comments

• Cross-compilation default settings do not work, only show obscure error messages

  #143184 commented on Aug 3, 2025 • 0 new comments

• Associated function from super traits not accessible via sub traits

  #124438 commented on Aug 3, 2025 • 0 new comments

• `os::unix::process::Command::exec` sometimes allocates, violating async signal safety

  #130756 commented on Aug 3, 2025 • 0 new comments

• Autodiff often breaks with ZST arguments

  #144025 commented on Aug 3, 2025 • 0 new comments

• "Type doesn't implement trait" diagnostic is infectious

  #144074 commented on Aug 3, 2025 • 0 new comments

• Large match statements that compile down to small assembly don't get inlined automatically

  #118921 commented on Aug 3, 2025 • 0 new comments

• Clarify safety invariants in Vec::from_raw_parts

  #139816 commented on Aug 2, 2025 • 0 new comments

• `Vec::from_raw_parts` docs do not correctly handle empty buffers

  #119304 commented on Aug 2, 2025 • 0 new comments

• trim-paths = "all" causes rustdoc ICE

  #137929 commented on Aug 2, 2025 • 0 new comments

• rustdoc: sidebar generation code duplicates logic

  #138576 commented on Aug 2, 2025 • 0 new comments

• Code compiled with rwpi relocation model is linked to `alloc` crate with static relocation model.

  #84236 commented on Aug 2, 2025 • 0 new comments

• Error: A dep graph node (mir_drops_elaborated_and_const_checked) does not have an unique index.

  #144441 commented on Aug 5, 2025 • 0 new comments

• Rust says that a type both implements and doesn't implement a trait.

  #136670 commented on Aug 5, 2025 • 0 new comments

• Bad quality code for `Clone` on enum types

  #69174 commented on Aug 5, 2025 • 0 new comments

• Invalid CFI failure for and indirect call through a `Box<dyn Fn()>`

  #144641 commented on Aug 5, 2025 • 0 new comments

• `optimize` attribute can be applied to anything

  #128488 commented on Aug 5, 2025 • 0 new comments

• Tracking Issue for `sync_poison_mod`

  #134646 commented on Aug 4, 2025 • 0 new comments

• Tracking Issue for `unix_send_signal`

  #141975 commented on Aug 4, 2025 • 0 new comments

• ICE:called `Result::unwrap()` on an `Err` value: NoSolution

  #141806 commented on Aug 4, 2025 • 0 new comments

• No way to suppress all third-party crate warnings **except** a few selected warnings

  #143108 commented on Aug 4, 2025 • 0 new comments

• Tracking Issue for `#![feature(control_flow_ok)]`

  #140266 commented on Aug 4, 2025 • 0 new comments

• Tracking issue for release notes of #143662: [rustdoc] Display unsafe attrs with edition 2024 `unsafe()` wrappers.

  #144760 commented on Aug 4, 2025 • 0 new comments

• Tracking Issue for `hash_map!` macro

  #144032 commented on Aug 4, 2025 • 0 new comments

• Tracking issue for release notes of #135120: Tracking Issue for `const_slice_reverse`

  #144136 commented on Aug 4, 2025 • 0 new comments

• `vec::IntoIter<T>: UnwindSafe` should not require `T: RefUnwindSafe`

  #144707 commented on Aug 4, 2025 • 0 new comments

• Tracking issue for cleaning up core's and std's panic machinery

  #116005 commented on Aug 4, 2025 • 0 new comments

• Tracking Issue for `int_roundings`

  #88581 commented on Aug 4, 2025 • 0 new comments

• A `Pin` unsoundness involving an `impl DerefMut for Pin<&dyn LocalTrait>`

  #85099 commented on Aug 4, 2025 • 0 new comments

• panic when running rust clippy

  #144302 commented on Aug 4, 2025 • 0 new comments

• Tracking Issue for `core::mem::copy`

  #98262 commented on Aug 4, 2025 • 0 new comments

• borrowing_sub chain is not recognized if sub result is unused

  #143517 commented on Aug 4, 2025 • 0 new comments

• Tracking issue for RFC 2044: dual-MIT/Apache2 licensing

  #43461 commented on Aug 4, 2025 • 0 new comments