171 Pull requests merged by 79 people

• Simplify discriminant codegen for niche-encoded variants which don't wrap across an integer boundary

  #143784 merged Jul 19, 2025

• Generalize unsize and unsize_into destinations

  #144123 merged Jul 19, 2025

• Rollup of 9 pull requests

  #144145 merged Jul 19, 2025

• Refactor CrateLoader into the CStore

  #144059 merged Jul 19, 2025

• Fix encoding of link_section and no_mangle cross crate

  #144050 merged Jul 19, 2025

• Correct which exploit mitigations are enabled by default

  #143961 merged Jul 19, 2025

• opt-dist: make llvm builds optional

  #143928 merged Jul 19, 2025

• stabilize const_slice_reverse

  #143382 merged Jul 19, 2025

• More robustly deal with relaxed bounds and improve their diagnostics

  #142693 merged Jul 19, 2025

• Distinguish delim kind to decide whether to emit unexpected closing delimiter

  #138554 merged Jul 19, 2025

• Show the offset, length and memory of uninit read errors

  #142673 merged Jul 19, 2025

• Subtree update cg gcc 2025 07 18

  #144140 merged Jul 19, 2025

• Split-up stability_index query

  #143845 merged Jul 18, 2025

• Fix wrong messages from methods with the same name from different traits

  #144029 merged Jul 18, 2025

• Add test for default_field_values and const_default

  #143649 merged Jul 18, 2025

• tests/ui: A New Order [0/28]

  #143908 merged Jul 18, 2025

• Make AsyncDrop check that it's being implemented on a local ADT

  #143699 merged Jul 18, 2025

• Add myself to the infra-ci reviewer group and adjust some infra auto-labels

  #144063 merged Jul 18, 2025

• ci: use windows 22 for all free runners

  #144069 merged Jul 18, 2025

• Make slice comparisons const

  #143925 merged Jul 18, 2025

• Use $crate in macros for rustc_public (aka stable_mir)

  #143997 merged Jul 18, 2025

• resolve: Make disambiguators for underscore bindings module-local

  #144013 merged Jul 18, 2025

• Rollup of 11 pull requests

  #144130 merged Jul 18, 2025

• Remove duplicate error about raw underscore lifetime

  #143280 merged Jul 18, 2025

• docs(alloc::fmt): Make type optional, instead of matching empty string

  #143909 merged Jul 18, 2025

• Subtree update of rust-analyzer

  #144114 merged Jul 18, 2025

• rustc-dev-guide subtree update

  #144049 merged Jul 18, 2025

• constify Option methods

  #143967 merged Jul 18, 2025

• pass --gc-sections if -Zexport-executable-symbols is enabled and improve tests

  #143846 merged Jul 18, 2025

• Store the type of each GVN value

  #143271 merged Jul 18, 2025

• fix -Zsanitizer=kcfi on #[naked] functions

  #143293 merged Jul 18, 2025

• Fix false positive double negations with macro invocation

  #144008 merged Jul 18, 2025

• Port #[coverage] to the new attribute system

  #143891 merged Jul 18, 2025

• Emit warning when there is no space between -o and arg

  #143719 merged Jul 18, 2025

• Rollup of 11 pull requests

  #144109 merged Jul 18, 2025

• Disable tests/run-make/mte-ffi because no CI runners have MTE extensions enabled

  #142300 merged Jul 18, 2025

• Boostrap: add warning on optimize = false

  #144010 merged Jul 18, 2025

• Copy GCC sources into the build directory even outside CI

  #144056 merged Jul 18, 2025

• -Zhigher-ranked-assumptions: Consider WF of coroutine witness when proving outlives assumptions

  #143545 merged Jul 18, 2025

• Unify CoroutineWitness sooner in typeck, and stall coroutine obligations based off of TypingEnv

  #141762 merged Jul 17, 2025

• parse const trait Trait

  #143879 merged Jul 17, 2025

• Fix ice for feature-gated cfg attributes applied to the crate

  #143984 merged Jul 17, 2025

• type_id_eq: check that the hash fully matches the type

  #143975 merged Jul 17, 2025

• Reword mismatched-lifetime-syntaxes text based on feedback

  #143914 merged Jul 17, 2025

• update to literal-escaper-0.0.5

  #143631 merged Jul 17, 2025

• Rollup of 11 pull requests

  #144058 merged Jul 17, 2025

• resolve: Use interior mutability for extern module map

  #143550 merged Jul 17, 2025

• Make frame spans appear on a separate trace line

  #143955 merged Jul 17, 2025

• Use relative visibility when noting sealed trait to reduce false positive

  #143431 merged Jul 17, 2025

• Remove deprecated fields in bootstrap

  #143926 merged Jul 17, 2025

• tests: Test line debuginfo for linebreaked function parameters

  #143880 merged Jul 17, 2025

• Remove deprecated Error::description impl from c_str::FromBytesWithNulError

  #143326 merged Jul 17, 2025

• Opaque type collection: Guard against endlessly recursing free alias types

  #143793 merged Jul 17, 2025

• Only inherit local hash for paths

  #142903 merged Jul 17, 2025

• tests: Add RUST_BACKTRACE and -Cpanic revisions to panic-main.rs test

  #142304 merged Jul 17, 2025

• Fixed a core crate compilation failure when enabling the optimize_for_size feature on some targets

  #143820 merged Jul 17, 2025

• Fix handling of SCRIPT_ARG in docker images

  #143964 merged Jul 17, 2025

• Improve path segment joining

  #143922 merged Jul 17, 2025

• Various refactors to the LTO handling code

  #143388 merged Jul 17, 2025

• Enable xgot feature for mips64 musl targets

  #143409 merged Jul 17, 2025

• Dont collect assoc ty item bounds from trait where clause for host effect predicates

  #143895 merged Jul 17, 2025

• Linting public reexport of private dependencies

  #143856 merged Jul 17, 2025

• UWP: link ntdll functions using raw-dylib

  #143592 merged Jul 17, 2025

• add const_make_global; err for const_allocate ptrs if didn't call

  #143595 merged Jul 17, 2025

• ci cleanup: rustdoc-gui-test now installs browser-ui-test

  #143851 merged Jul 17, 2025

• Rollup of 15 pull requests

  #144044 merged Jul 17, 2025

• Added error for invalid char cast

  #143678 merged Jul 17, 2025

• trait_sel: MetaSized always holds temporarily

  #144016 merged Jul 17, 2025

• Trim BorrowedCursor API

  #143829 merged Jul 17, 2025

• Update poison.rs

  #144002 merged Jul 17, 2025

• Implement unstable trait impl

  #140399 merged Jul 17, 2025

• Miri subtree update

  #144019 merged Jul 17, 2025

• Constify Index traits

  #143921 merged Jul 16, 2025

• Make more of codegen_llvm safe

  #143920 merged Jul 16, 2025

• Add 0323pin as maintainer of NetBSD targets, fix link to pkgsrc-wip and explain.

  #143939 merged Jul 16, 2025

• rustdoc-json: Structured attributes

  #142936 merged Jul 16, 2025

• wrapping shift: remove first bitmask and table

  #143355 merged Jul 16, 2025

• Update mdbook to 0.4.52

  #143948 merged Jul 16, 2025

• remote-test-client: Exit code 128 + <signal-number> instead of 3

  #143448 merged Jul 16, 2025

• tidy: check for invalid file names

  #143957 merged Jul 16, 2025

• Rollup of 12 pull requests

  #144028 merged Jul 16, 2025

• Add tracing to InterpCx::fn_abi_of_instance/fn_abi_of_fn_ptr

  #143968 merged Jul 16, 2025

• Add LocalKey<Cell>::update

  #143990 merged Jul 16, 2025

• miri: fix out-of-bounds error for ptrs with negative offsets

  #143692 merged Jul 16, 2025

• Move several float tests to floats/mod.rs

  #143738 merged Jul 16, 2025

• resolve: Merge NameBindingKind::Module into NameBindingKind::Res

  #143458 merged Jul 16, 2025

• Update cargo

  #143998 merged Jul 16, 2025

• Ensure home directory exists

  #144003 merged Jul 16, 2025

• std::vec: Add UB check for set_len, from_raw_parts_in, and etc.

  #143877 merged Jul 15, 2025

• Adjust run_make_support::symbols helpers

  #143837 merged Jul 15, 2025

• Give all bytes of TypeId provenance

  #143736 merged Jul 15, 2025

• Add experimental backtrace-trace-only std feature

  #143910 merged Jul 15, 2025

• Don't panic if WASI_SDK_PATH not set when detecting compiler

  #143752 merged Jul 15, 2025

• Rollup of 13 pull requests

  #143958 merged Jul 15, 2025

• core: make str::split_at_unchecked() inline

  #143907 merged Jul 15, 2025

• Drop ./x suggest

  #143630 merged Jul 15, 2025

• Recover and suggest to use ; to construct array type

  #143905 merged Jul 15, 2025

• tests: Fix duplicated-path-in-error fail with musl

  #142301 merged Jul 15, 2025

• Preserve constness in trait objects up to hir ty lowering

  #143927 merged Jul 15, 2025

• rustc_type_ir/walk: move docstring to TypeWalker itself

  #143935 merged Jul 15, 2025

• Update books

  #143938 merged Jul 15, 2025

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

  #143878 merged Jul 15, 2025

• update cfg_select! documentation

  #143941 merged Jul 15, 2025

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

  #143460 merged Jul 15, 2025

• core: Add BorrowedCursor::with_unfilled_buf

  #142885 merged Jul 15, 2025

• Clippy subtree update

  #143745 merged Jul 14, 2025

• Don't call WSACleanup on process exit

  #141809 merged Jul 14, 2025

• Port #[omit_gdb_pretty_printer_section] to the new attribute parsing

  #143855 merged Jul 14, 2025

• Region constraint nits

  #143901 merged Jul 14, 2025

• warn on align on fields to avoid breaking changes

  #143868 merged Jul 14, 2025

• Updates to random number generation APIs

  #143710 merged Jul 14, 2025

• [COMPILETEST-UNTANGLE 6/N] Use TestSuite enum instead of stringly-typed test suites

  #143870 merged Jul 14, 2025

• Fix typos in documentation files

  #143903 merged Jul 14, 2025

• Rename stable_mir and rustc_smir

  #143848 merged Jul 14, 2025

• Rollup of 8 pull requests

  #143934 merged Jul 14, 2025

• Tidy cleanup

  #143724 merged Jul 14, 2025

• Change bootstrap's tool.TOOL_NAME.features to work on any subcommand

  #143733 merged Jul 14, 2025

• bootstrap/miri: avoid rebuilds for test builds

  #143681 merged Jul 14, 2025

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

  #143217 merged Jul 14, 2025

• Rollup of 10 pull requests

  #143919 merged Jul 14, 2025

• Tier check cleanup

  #143918 merged Jul 14, 2025

• update issue number for const_trait_impl

  #143875 merged Jul 14, 2025

• Use zero for initialized Once state

  #143881 merged Jul 14, 2025

• Run bootstrap tests sooner in the x test pipeline

  #143887 merged Jul 14, 2025

• Compiletest: Simplify {Html,Json}DocCk directive handling

  #143850 merged Jul 14, 2025

• Change "allocated object" to "allocation".

  #143917 merged Jul 14, 2025

• Update LLVM to 20.1.8

  #143873 merged Jul 14, 2025

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

  #143779 merged Jul 14, 2025

• Retire hir::*ItemRef.

  #143357 merged Jul 14, 2025

• make cfg_select a builtin macro

  #143461 merged Jul 13, 2025

• interpret/allocation: expose init + write_wildcards on a range

  #143634 merged Jul 13, 2025

• slice: Mark rotate_left, rotate_right unstably const

  #143554 merged Jul 13, 2025

• Rollup of 11 pull requests

  #143888 merged Jul 13, 2025

• Refactor resolve resolution bindings

  #143734 merged Jul 13, 2025

• Fix command trace

  #143826 merged Jul 13, 2025

• tests/ui: A New Order [26/N]

  #143301 merged Jul 13, 2025

• Resolve: merge source_bindings and target_bindings into bindings

  #143685 merged Jul 13, 2025

• Fix fallback for CI_JOB_NAME

  #143786 merged Jul 13, 2025

• Add --compile-time-deps argument for x check

  #143785 merged Jul 13, 2025

• Check assoc consts and tys later like assoc fns

  #143519 merged Jul 13, 2025

• clippy: fix test filtering when TESTNAME is empty

  #143825 merged Jul 13, 2025

• constify From and Into

  #143774 merged Jul 13, 2025

• Run tests/rustdoc-json/attrs/target_features on all hosts.

  #143617 merged Jul 13, 2025

• std: move NuttX to use arc4random for random number generation

  #143776 merged Jul 13, 2025

• Some const_trait_impl test cleanups

  #143778 merged Jul 13, 2025

• Label clippy changes with T-clippy

  #143841 merged Jul 13, 2025

• htmldocck: better error messages for some negative directives

  #143814 merged Jul 13, 2025

• Update sysinfo version to 0.36.0

  #143791 merged Jul 13, 2025

• Remove format short command trait

  #143798 merged Jul 13, 2025

• New tracking issues for const_ops and const_cmp

  #143803 merged Jul 13, 2025

• [COMPILETEST-UNTANGLE 5/N] Test mode adjustments and other assorted cleanups

  #143823 merged Jul 13, 2025

• Access wasi_sdk_path instead of reading environment variable in bootstrap

  #143817 merged Jul 13, 2025

• Fix ICE for parsed attributes with longer path not handled by CheckAttribute

  #143796 merged Jul 13, 2025

• Disambiguate between rustc vs std having debug assertions in run-make-support and run-make tests

  #143782 merged Jul 13, 2025

• Rollup of 12 pull requests

  #143867 merged Jul 13, 2025

• ./x test miri: fix cleaning the miri_ui directory

  #143822 merged Jul 13, 2025

• de-duplicate condition scoping logic between AST→HIR lowering and ScopeTree construction

  #143213 merged Jul 13, 2025

• Split up the unknown_or_malformed_diagnostic_attributes lint

  #140717 merged Jul 13, 2025

• compute all rpitit of a trait

  #143783 merged Jul 13, 2025

• rust-analyzer backports

  #143794 merged Jul 12, 2025

• Propagate from borrowed locals in CopyProp

  #143624 merged Jul 12, 2025

• fix: correct assertion to check for 'noinline' attribute presence before removal

  #143633 merged Jul 12, 2025

• Remove support for SwitchInt edge effects in backward dataflow

  #143769 merged Jul 12, 2025

• build-helper: clippy fixes

  #143770 merged Jul 12, 2025

• Bump src/tools/x to Edition 2024 and some cleanups

  #143767 merged Jul 12, 2025

• Capitalize "dag" as "DAG"

  #143647 merged Jul 12, 2025

• Port several trait/coherence-related attributes the new attribute system

  #143403 merged Jul 12, 2025

• compiler: doc/comment some codegen-for-functions interfaces

  #143716 merged Jul 12, 2025

• Rollup of 9 pull requests

  #143810 merged Jul 12, 2025

• Fix typos in function names in the target_feature test

  #143759 merged Jul 12, 2025

• Add target maintainer information for aarch64-unknown-linux-musl

  #143747 merged Jul 12, 2025

107 Pull requests opened by 66 people

• std: net: uefi: Add support to query connection data

  #143838 opened Jul 12, 2025

• Closes report doctest line numbers in a clickable format

  #143839 opened Jul 12, 2025

• Ports `#[macro_use]` and `#[macro_escape]` to the new attribute parsing infrastructure

  #143843 opened Jul 12, 2025

• rustdoc: never link to unnamable items

  #143849 opened Jul 12, 2025

• Collect `SwitchInt` target `VariantIdx`s while building `MaybePlacesSwitchIntData`

  #143852 opened Jul 12, 2025

• bootstrap.py: add lockfile

  #143854 opened Jul 12, 2025

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

  #143857 opened Jul 12, 2025

• Guarantee 8 bytes of alignment in Thread::into_raw

  #143859 opened Jul 12, 2025

• Let `codegen_transmute_operand` just handle everything

  #143860 opened Jul 12, 2025

• Weekly `cargo update`

  #143861 opened Jul 13, 2025

• Also hash spans inside the same file as relative.

  #143882 opened Jul 13, 2025

• Add `--link-targets-dir` argument to linkchecker

  #143883 opened Jul 13, 2025

• Resolve: refactor `define` into `define_local` and `define_extern`

  #143884 opened Jul 13, 2025

• Don't require `eh_personality` lang item on targets that have a personality

  #143893 opened Jul 13, 2025

• Implement AST visitors using a derive macro.

  #143897 opened Jul 13, 2025

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

  #143898 opened Jul 13, 2025

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

  #143900 opened Jul 13, 2025

• Miri: non-deterministic floating point operations in `foreign_items`

  #143906 opened Jul 13, 2025

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

  #143915 opened Jul 14, 2025

• `repr(scalable)`

  #143924 opened Jul 14, 2025

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

  #143929 opened Jul 14, 2025

• fix: handle diverging calls correctly in SsaVisitor::visit_place to avoid invalid DefLocation

  #143932 opened Jul 14, 2025

• Constify remaining traits/impls for `const_ops`

  #143949 opened Jul 15, 2025

• Add the parallel front-end test suite

  #143953 opened Jul 15, 2025

• Stabilize `offset_of_enum`

  #143954 opened Jul 15, 2025

• Tidy cleanup 2

  #143960 opened Jul 15, 2025

• Rework illformed attribute check for unparsed attributes

  #143963 opened Jul 15, 2025

• Update core::mem::copy documentation

  #143970 opened Jul 15, 2025

• Test fixes for Arm64EC Windows

  #143979 opened Jul 15, 2025

• rustc_public: de-StableMIR-ize

  #143985 opened Jul 15, 2025

• [rustdoc] Make aliases search support partial matching

  #143988 opened Jul 15, 2025

• Detect unmet bound error caused by lack of perfect derives

  #143993 opened Jul 15, 2025

• add default FromIterator for types with Default and Extend trait

  #143996 opened Jul 16, 2025

• Add `DefId::parent()` accessor for `rustc_public`

  #144000 opened Jul 16, 2025

• clarify wording of match ergonomics diagnostics (`rust_2024_incompatible_pat` lint and error)

  #144006 opened Jul 16, 2025

• bootstrap: Don't trigger an unnecessary LLVM build from check builds

  #144011 opened Jul 16, 2025

• don't link to the nightly version of the Edition Guide in stable lints

  #144014 opened Jul 16, 2025

• Suggest use `.get_mut` instead of `&mut` when occur `HashMap` and `BtreeMap`

  #144018 opened Jul 16, 2025

• Implementation: `#[feature(sync_nonpoison)]`, `#[feature(nonpoison_mutex)]`

  #144022 opened Jul 16, 2025

• clippy: make tests work in stage 1

  #144027 opened Jul 16, 2025

• Validate transmute in CTFE

  #144030 opened Jul 16, 2025

• tests: Test line number in debuginfo for diverging function calls

  #144034 opened Jul 16, 2025

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

  #144037 opened Jul 16, 2025

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

  #144039 opened Jul 16, 2025

• Verify llvm-needs-components are not empty and match the --target value

  #144042 opened Jul 16, 2025

• Remove install Rust script from CI

  #144053 opened Jul 17, 2025

• Stabilize as_array_of_cells

  #144054 opened Jul 17, 2025

• Various refactors to the LTO handling code (part 2)

  #144062 opened Jul 17, 2025

• trait_sel: sizedness + auto trait goals prefer alias candidates

  #144064 opened Jul 17, 2025

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

  #144066 opened Jul 17, 2025

• Update LLVM submodule

  #144068 opened Jul 17, 2025

• Implement `hash_map` macro

  #144070 opened Jul 17, 2025

• update `Atomic*::from_ptr` and `Atomic*::as_ptr` docs

  #144072 opened Jul 17, 2025

• Don't test panic=unwind in panic_main.rs on Fuchsia

  #144073 opened Jul 17, 2025

• Fix debuginfo-lto-alloc.rs test

  #144078 opened Jul 17, 2025

• Mitigate `#[align]` name resolution ambiguity regression with a rename

  #144080 opened Jul 17, 2025

• const-eval: full support for pointer fragments

  #144081 opened Jul 17, 2025

• tests: cover more `exported_private_dependencies` cases

  #144082 opened Jul 17, 2025

• miri sleep tests: increase slack

  #144083 opened Jul 17, 2025

• Pass `alloc-variant-zeroed` to LLVM

  #144086 opened Jul 17, 2025

• [beta] backports

  #144087 opened Jul 17, 2025

• Rehome 35 `tests/ui/issues/` tests to other subdirectories under `tests/ui/`

  #144089 opened Jul 17, 2025

• Make `IoSlice` and `IoSliceMut` methods unstably const

  #144090 opened Jul 17, 2025

• Stabilize `new_zeroed_alloc`

  #144091 opened Jul 17, 2025

• bootstrap: Detect musl hosts

  #144092 opened Jul 17, 2025

• Ensure we codegen the main fn

  #144094 opened Jul 17, 2025

• Do not lint private-in-public for RPITIT

  #144098 opened Jul 17, 2025

• Rename `emit_unless` to `emit_unless_delay`

  #144103 opened Jul 18, 2025

• Ignore tests/run-make/link-eh-frame-terminator/rmake.rs when cross-compiling

  #144108 opened Jul 18, 2025

• Remove deprecated `MaybeUninit` slice methods

  #144111 opened Jul 18, 2025

• bootstrap: Ignore `rust.debuginfo-level-tests` for codegen tests

  #144112 opened Jul 18, 2025

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

  #144113 opened Jul 18, 2025

• fix outdated comment

  #144115 opened Jul 18, 2025

• Fixes for LLVM 21

  #144116 opened Jul 18, 2025

• Make bit ops traits const

  #144120 opened Jul 18, 2025

• Write .cargo/config.toml in x vendor

  #144124 opened Jul 18, 2025

• Add new `ignore-backends` and `needs-backends` tests annotations

  #144125 opened Jul 18, 2025

• Fix empty target_config in apply_rust_config bootstrap

  #144126 opened Jul 18, 2025

• Introduce Scope::NonGlobModule and Scope::GlobModule

  #144131 opened Jul 18, 2025

• Stabilize const TypeId::of

  #144133 opened Jul 18, 2025

• Cleanup unicode table gen

  #144134 opened Jul 18, 2025

• dnm: dskusg

  #144137 opened Jul 18, 2025

• Add implicit sized bound to trait ascription types

  #144142 opened Jul 18, 2025

• Fix `-Ctarget-feature`s getting ignored after `crt-static`

  #144143 opened Jul 18, 2025

• tests: Skip supported-crate-types test on musl hosts

  #144144 opened Jul 18, 2025

• Remove pretty print hack for async blocks

  #144148 opened Jul 18, 2025

• docs: update link to RISC-V and Xtensa installation guide

  #144149 opened Jul 18, 2025

• tests: assembly: cstring-merging: Disable GlobalMerge pass

  #144150 opened Jul 18, 2025

• `tests/ui/issues/`: The Issues Strike Back [1/N]

  #144151 opened Jul 18, 2025

• Rename `optional-mingw-check-1` to `optional-pr-check-1`

  #144152 opened Jul 18, 2025

• compiler-builtins subtree update

  #144154 opened Jul 18, 2025

• Check coroutine upvars and resume ty in dtorck constraint

  #144156 opened Jul 18, 2025

• Remove the `CoroutineWitness` type

  #144157 opened Jul 18, 2025

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

  #144158 opened Jul 18, 2025

• opt-dist: change build_dir field to be an actual build dir

  #144159 opened Jul 18, 2025

• tests: debuginfo: Disable broken tests on powerpc

  #144160 opened Jul 18, 2025

• Debug impls for DropElaborators

  #144162 opened Jul 19, 2025

• opt-dist: add an option for setting path to stage0 root

  #144164 opened Jul 19, 2025

• Rollup of 10 pull requests

  #144166 opened Jul 19, 2025

• Document why `Range*<&T> as RangeBounds<T>` impls are not `T: ?Sized`, and give an alternative.

  #144167 opened Jul 19, 2025

• interpret: fix TypeId pointers being considered data pointers

  #144169 opened Jul 19, 2025

• pattern_analysis: add option to get a full set of witnesses

  #144171 opened Jul 19, 2025

• Prepare revert of 144013

  #144172 opened Jul 19, 2025

• Removed tidy checks on `issues.txt`

  #144173 opened Jul 19, 2025

• minimally implement `is` (RFC 3573), sans parsing

  #144174 opened Jul 19, 2025

• Reoganize `poison::rwlock` file

  #144175 opened Jul 19, 2025

• Add approval blocking labels for new bors

  #144176 opened Jul 19, 2025

82 Issues closed by 30 people

• Tracking issue for moving ui tests to subdirectories

  #73494 closed Jul 19, 2025

• Attributes applied to macro calls are not checked

  #144170 closed Jul 19, 2025

• rustdoc drops `#[no_mangle]` and `#[link_section]` from inlined cross-crate re-exported fns & statics

  #144004 closed Jul 19, 2025

• Sized hierarchy: `PointeeSized` bounds aren't fully validated during HIR ty lowering

  #142718 closed Jul 19, 2025

• Reword `?Trait` bound diagnostic

  #136944 closed Jul 19, 2025

• Better handling of missing closing or opening delimiters, well distinct by type of delimiter

  #138401 closed Jul 19, 2025

• Multiple nested loops taking very long to compile with CPU extensions

  #115465 closed Jul 18, 2025

• Wrong messages from compiler confusing methods with the same name from different traits

  #143740 closed Jul 18, 2025

• `impl AsyncDrop for &Foo / Pin<Foo>` should not compile

  #143691 closed Jul 18, 2025

• `'r#_` gives two confusingly similar errors

  #143152 closed Jul 18, 2025

• Errors compiling `libc` using rust 1.73.0 on `riscv64/ubuntu:focal` docker image - works with 1.72.1

  #117101 closed Jul 18, 2025

• Linking error on Rust 1.70 aarch64-unknown-linux-musl toolchain

  #113104 closed Jul 18, 2025

• Bad help message when calling `collect` on a `Cow<str>` iterator

  #144100 closed Jul 18, 2025

• false positive double_negations warning with macro invocation

  #143980 closed Jul 18, 2025

• `-L` and `-o` rustc arguments can be used unintuitively

  #142812 closed Jul 18, 2025

• ICE: `#[naked] functions should always terminate with an asm! block`

  #143266 closed Jul 18, 2025

• Running dist-x86_64-linux locally fails during GCC build

  #143986 closed Jul 18, 2025

• `Result::unwrap()` on an `Err` value: ReferencesError(ErrorGuaranteed(()))

  #128094 closed Jul 18, 2025

• [ICE]: Both stable and nightly crash at `compiler/rustc_const_eval/src/interpret/operand.rs:84:42` on the invalid code under `opt-level=3`

  #135128 closed Jul 18, 2025

• Tracking issue for release notes of #134813: Tracking Issue for `keylocker_x86`

  #141780 closed Jul 18, 2025

• Spurious failure on a server - can't find crate clap_derive

  #144096 closed Jul 18, 2025

• Tracking issue for release notes of #140772: {aarch64,x86_64}-pc-windows-gnullvm: build host tools

  #143062 closed Jul 17, 2025

• Using numbers in functions

  #144088 closed Jul 17, 2025

• ICE:invalid predicate filter for `remap_gat_vars_and_recurse_into_nested_projections`

  #141694 closed Jul 17, 2025

• ICE: `mid > len`

  #144048 closed Jul 17, 2025

• Tracking issue for release notes of #142507: use `#[align]` attribute for `fn_align`

  #143923 closed Jul 17, 2025

• ICE: `features not available at this point in the compiler`

  #143977 closed Jul 17, 2025

• DW_TAG_formal_parameter always has DW_AT_decl_line == 1

  #45010 closed Jul 17, 2025

• crash: lazy type alias: stack overflow

  #131994 closed Jul 17, 2025

• Diagnostic incorrectly identifying sealed traits

  #143392 closed Jul 17, 2025

• Incorrect behavior on Windows with dylibs and ThinLTO

  #127979 closed Jul 17, 2025

• rustc hangs when implementing a trait for a recursive impl Trait type alias

  #144065 closed Jul 17, 2025

• Reqwest::Identity::from_pkcs12_der() fails in Mac

  #144057 closed Jul 17, 2025

• On some targets, specifying `optimize_for_size` in `build-std-features` causes the `core` crate build to fail

  #143804 closed Jul 17, 2025

• `overflowing_literals` suggests invalid unicode character escape

  #143597 closed Jul 17, 2025

• ICE: `converted TraitPredicate` / ` invalid predicate filter for 'remap_gat_vars_and_recurse_into_nested_projections'`

  #133275 closed Jul 17, 2025

• Incorrect SCRIPT_ARG handling for docker images

  #143962 closed Jul 17, 2025

• Is lazy loading system functions on UWP still necessary?

  #143530 closed Jul 17, 2025

• const_heap feature can be used to leak mutable memory into final value of constant

  #129233 closed Jul 17, 2025

• `RUST_BACKTRACE=full` loop with `-Cpanic=abort` on `aarch64-unknown-linux-gnu`

  #123733 closed Jul 17, 2025

• Tracking issue for release notes of #135656: Add `-C hint-mostly-unused` to tell rustc that most of a crate will go unused

  #135657 closed Jul 17, 2025

• Some debuginfo tests are not running

  #47163 closed Jul 17, 2025

• rustdoc-json: Structured representation of attributes

  #141358 closed Jul 16, 2025

• Restore `mismatched_lifetime_syntaxes` wording about "elided lifetime has a name"?

  #141752 closed Jul 16, 2025

• Suggestion follow-up for `mismatched-lifetime-syntaxes` lint

  #142087 closed Jul 16, 2025

• Building LLVM from source doesn't forward `-j x` to cmake

  #95177 closed Jul 16, 2025

• Internal segfault when cross-compiling to arm32 --release

  #107868 closed Jul 15, 2025

• Compiler crashed (ICE) when using `-Zcombine-cgu` under `dev/test profile`.

  #121990 closed Jul 15, 2025

• Build target `arm64ec-pc-windows-msvc` with `-Zbuild-std` got linking error.

  #130020 closed Jul 15, 2025

• `powerpc64-unknown-linux-musl` target linking error, ABI ELFv1/2 conflict.

  #143942 closed Jul 15, 2025

• mismatched types on beta/nightly

  #143991 closed Jul 15, 2025

• Add a UB-check to `Vec::set_len`

  #143813 closed Jul 15, 2025

• Regression: intrinsics::drop_in_place removed

  #143832 closed Jul 15, 2025

• Writing array type with `,` instead of `;` could have a friendlier error

  #143828 closed Jul 15, 2025

• `./x suggest --run` produces incorrect test failure

  #143569 closed Jul 15, 2025

• Tracking Issue for `x suggest`

  #109933 closed Jul 15, 2025

• tests/ui/codegen/duplicated-path-in-error: Fails on musl libc due to ldso error message difference

  #128474 closed Jul 15, 2025

• LLVM assertion failure on Wasm exceptions

  #135665 closed Jul 15, 2025

• `#![feature(inherent_associated_types)]` fails compilation of derive macro `serde::Deserialize`

  #143952 closed Jul 15, 2025

• ICE on `#[const_trait]` with where clause

  #143944 closed Jul 15, 2025

• Stylistic warnings (as errors) in the compiler break the build

  #143701 closed Jul 14, 2025

• [Feature Request]: Make all sections easily foldable

  #143885 closed Jul 14, 2025

• windows: consider skipping WSACleanup on exit

  #141799 closed Jul 14, 2025

• ICE: `None` in `rustc_parse/src/parser/attr_wrapper.rs`

  #137509 closed Jul 14, 2025

• Tracking Issue for the demotion of i686-pc-windows-gnu

  #138422 closed Jul 14, 2025

• Tracking Issue for const_slice_index

  #143772 closed Jul 14, 2025

• Docs (std/string): state that "char" is converted from 4 bytes to utf-8 representation

  #143677 closed Jul 14, 2025

• Regression: trait bound not satisfied

  #143831 closed Jul 14, 2025

• Confused "elided lifetime has a name" warning

  #143913 closed Jul 14, 2025

• `./x test clippy` does not honor `--test-args`

  #143824 closed Jul 13, 2025

• Associated constants used in equality constraints should be considered as used

  #126729 closed Jul 13, 2025

• Miri tests fail since dependencies don't get properly rebuilt

  #143680 closed Jul 13, 2025

• ICE: parse: builtin attribute "stable" not handled by `CheckAttrVisitor`

  #137590 closed Jul 13, 2025

• Tracking issue for closed RFC 2632, `impl const Trait for Ty` and `[const]` (conditionally const) syntax (`const_trait_impl`)

  #67792 closed Jul 13, 2025

• /snapshot_vec.rs:199:10: index out of bounds: the len is 29 but the index is 30

  #143865 closed Jul 13, 2025

• Rust Compiler error with Linear Algebra Crate

  #143862 closed Jul 13, 2025

• lint: ignored #[track_caller] on trait define

  #143864 closed Jul 13, 2025

• ICE / hang `found DefPathHash collision between DefPath`

  #143697 closed Jul 13, 2025

• Can we remove these warning linker messages for apple targets.

  #143844 closed Jul 12, 2025

• `error: cycle detected ` on latest rust nightly for windows build.

  #122469 closed Jul 12, 2025

• `#![no_main]` & empty `main fn` makes test run fail unconditionally

  #104050 closed Jul 12, 2025

• Build `armv7-linux-androideabi` failed with latest nightly rustc.

  #143842 closed Jul 12, 2025

80 Issues opened by 54 people

• zerocopy-0.8.25 no longer builds on nightly

  #144168 opened Jul 19, 2025

• ICE: `Type may implement copy, but there is no other error.`

  #144165 opened Jul 19, 2025

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

  #144163 opened Jul 19, 2025

• Wrong error for string literal suffix when stuck together

  #144161 opened Jul 18, 2025

• Coroutine upvars are not required to be live in borrowck if witness has no drop requirements

  #144155 opened Jul 18, 2025

• custom target JSON fields do not error if they have an incorrect type

  #144153 opened Jul 18, 2025

• Rustdoc Index Page should use not use hard-coded values

  #144147 opened Jul 18, 2025

• Rustdoc --enable-index-page should work with --merge=finalize

  #144146 opened Jul 18, 2025

• (re-)Fix private-in-public for RPITIT

  #144139 opened Jul 18, 2025

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

  #144136 opened Jul 18, 2025

• We don't perform sized elaboration for impl-Trait-in-bindings (trait ascription)

  #144135 opened Jul 18, 2025

• Confusing diagnostic for attributes on types

  #144132 opened Jul 18, 2025

• Wrong diagnostic when calling #[tokio::main] before a non-main function

  #144129 opened Jul 18, 2025

• Associated Type bound in GAT Parameter incorrectly errors as unsatisfied

  #144127 opened Jul 18, 2025

• Missing symbols with `optimize = "false"` and `panic = "abort"`

  #144121 opened Jul 18, 2025

• Tracking Issue for const_bitops

  #144119 opened Jul 18, 2025

• `iter_mut` is slightly slower than code with a manual for loop

  #144118 opened Jul 18, 2025

• I'm not sure if this is expected behavior, no deadlock is detected

  #144105 opened Jul 18, 2025

• Draft release notes for 1.89.0

  #144097 opened Jul 17, 2025

• Tracking issue for release notes of #143031: Add windows-gnullvm hosts to the manifest

  #144095 opened Jul 17, 2025

• x test says eslint is missing but it isn't

  #144093 opened Jul 17, 2025

• Mismatched return type error spuriously masked

  #144084 opened Jul 17, 2025

• Point at assignment where unread previously assigned binding is overwritten

  #144079 opened Jul 17, 2025

• Changes to git submodules must be staged or commited to take effect

  #144077 opened Jul 17, 2025

• Array comparisons don't work on AVR - memcmp should return a c_int

  #144076 opened Jul 17, 2025

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

  #144074 opened Jul 17, 2025

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

  #144060 opened Jul 17, 2025

• Tracking Issue for `-Z hint-mostly-unused`

  #144055 opened Jul 17, 2025

• `#[inline(always)]` and `-Zhint-mostly-unused` play not well with imported main

  #144052 opened Jul 17, 2025

• ICE loop match: `None` in compiler/rustc_mir_build/src/builder/scope.rs

  #144051 opened Jul 17, 2025

• lint `pub const _: ...`

  #144047 opened Jul 17, 2025

• Coverage tests produce invalid executables on x86_64-pc-windows-gnu

  #144046 opened Jul 17, 2025

• `[expr; 0]` ignores lifetimes

  #144045 opened Jul 17, 2025

• Diagnostic recommends `+ '_` instead of `+ use<'_>` or nothing to express capturing

  #144043 opened Jul 17, 2025

• Lifetime error sometimes shows a misleading root cause

  #144040 opened Jul 16, 2025

• ICE: `cannot relate bound region`

  #144033 opened Jul 16, 2025

• Tracking Issue for `hash_map!` macro

  #144032 opened Jul 16, 2025

• `unused_assignments` does not trigger on assignment through reference

  #144031 opened Jul 16, 2025

• Confusing lifetime outlives error when mixing generics and Fn traits

  #144026 opened Jul 16, 2025

• Autodiff often breaks with ZST arguments

  #144025 opened Jul 16, 2025

• `format!` does not support width/alignment with `#x`

  #144023 opened Jul 16, 2025

• `generic_const_exprs` doesn't evaluate `size_of::<T>()` if `T` has a generic

  #144021 opened Jul 16, 2025

• Raw pointer methods in std is missing the `where T: Sized` clause in the rustdoc

  #144015 opened Jul 16, 2025

• The `Zip` iterator does not update the underlying iterator correctly in its `TrustedLen` specialization.

  #144012 opened Jul 16, 2025

• Possibly missed return value optimization

  #144009 opened Jul 16, 2025

• Possibly missed optimizations with strided slice access autovectorization

  #144005 opened Jul 16, 2025

• Autodiff with `-Zbuild-std=core` causes “Expected __enzyme function to have 'noinline' before adding 'alwaysinline'”

  #143994 opened Jul 15, 2025

• where bounds regression in beta+nightly

  #143992 opened Jul 15, 2025

• Tracking Issue for LocalKey<Cell>::update

  #143989 opened Jul 15, 2025

• ICE: failed while formatting fluent string `passes_align_on_fields`:

  #143987 opened Jul 15, 2025

• `PermissionDenied` panic when writing `sdylib` into nonexisting directory

  #143981 opened Jul 15, 2025

• core::builder::tests::snapshot::dist_all_cross fails (due to invalid checksum?)

  #143973 opened Jul 15, 2025

• Tracking Issue for const_ord

  #143972 opened Jul 15, 2025

• Misleading `lifetime bound not satisfied` with superfluous lifetime parameter

  #143971 opened Jul 15, 2025

• extracted doctests that have `include!` macros cannot be compiled outside of rustdoc

  #143969 opened Jul 15, 2025

• zip(chain(...)) with iterators optimizes very poorly

  #143966 opened Jul 15, 2025

• Conditional `char` counter not recognized as never-overflowing

  #143959 opened Jul 15, 2025

• Tracking Issue for const_option_ops

  #143956 opened Jul 15, 2025

• E0599 for incorrect boxing of closure is confusing

  #143950 opened Jul 15, 2025

• Store resolutions for associated type constraints instead of recomputing them

  #143945 opened Jul 14, 2025

• Rustdoc standalone attribute

  #143943 opened Jul 14, 2025

• Attributes are parsed twice

  #143940 opened Jul 14, 2025

• `Found unstable fingerprints for evaluate_obligation: EvaluatedToAmbig` ICE incremental build using gnarly Warp code

  #143937 opened Jul 14, 2025

• ICE `expression is not a valid constant VarRef`

  #143936 opened Jul 14, 2025

• Come up with better names for `run_make_support` symbol helpers

  #143933 opened Jul 14, 2025

• MSVC: cannot link multiple staticlibs from the same workspace because of IMAGE_COMDAT_SELECT_NODUPLICATES

  #143931 opened Jul 14, 2025

• `rustdoc --test` doesn't recognize register_tool

  #143930 opened Jul 14, 2025

• Need test coverage for attr edge-cases (ambiguity, ignored positions, etc)

  #143911 opened Jul 13, 2025

• rust newer than 1.82.0 unable to build firefox on NetBSD "i386" port (really i586 or i686 in 32-bit mode)

  #143904 opened Jul 13, 2025

• ICE `unexpected region`

  #143896 opened Jul 13, 2025

• Tracking Issue for `const_default`

  #143894 opened Jul 13, 2025

• missing coverage on aarch64 with -C opt-level=3

  #143892 opened Jul 13, 2025

• std-Vec docs: "slices are read-only objects"

  #143889 opened Jul 13, 2025

• Tracking Issue for RFC 3762, "Make trait methods callable in const contexts"

  #143874 opened Jul 13, 2025

• ICE `arg requirement already exists`

  #143872 opened Jul 13, 2025

• Clean up remnants of #110395

  #143871 opened Jul 13, 2025

• dealing with cyclic (self-referential) values with const_heap

  #143869 opened Jul 13, 2025

• rustc panicked - spit out 2 log files in root directory

  #143863 opened Jul 13, 2025

• Rustdoc --no-run runs when --edition=2024 is provided

  #143858 opened Jul 12, 2025

• rustdoc: Allow paths to (partially) be ignored in links

  #143847 opened Jul 12, 2025

299 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 Jul 18, 2025 • 15 new comments

• Move `scalar_to_backend` to ssa

  #142960 commented on Jul 18, 2025 • 15 new comments

• fix Zip unsoundness (again)

  #141076 commented on Jul 18, 2025 • 11 new comments

• Prevent ABI changes affect EnzymeAD

  #142544 commented on Jul 16, 2025 • 10 new comments

• fresh binding should shadow the def in expand

  #143141 commented on Jul 14, 2025 • 9 new comments

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

  #141260 commented on Jul 19, 2025 • 8 new comments

• Implement explicit tail calls in the LLVM backend

  #138555 commented on Jul 17, 2025 • 8 new comments

• Create an `AllocId` for `ConstValue::Slice`.

  #116707 commented on Jul 18, 2025 • 7 new comments

• win7: load synch functions on demand

  #143598 commented on Jul 13, 2025 • 7 new comments

• Add `ToolTarget` to bootstrap

  #143641 commented on Jul 19, 2025 • 6 new comments

• adding run-make test to autodiff

  #142444 commented on Jul 18, 2025 • 6 new comments

• Fix multiple clippy issues

  #143423 commented on Jul 18, 2025 • 6 new comments

• Restrict sysroot crate imports to those defined in this repo.

  #143548 commented on Jul 14, 2025 • 5 new comments

• Move coroutine upvars into locals for better memory economy

  #135527 commented on Jul 17, 2025 • 5 new comments

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

  #143193 commented on Jul 19, 2025 • 4 new comments

• Fix Box allocator drop elaboration

  #143672 commented on Jul 18, 2025 • 4 new comments

• Support multiple crate versions in --extern-html-root-url

  #143465 commented on Jul 19, 2025 • 3 new comments

• Constify Try, From, TryFrom and relevant traits

  #143768 commented on Jul 18, 2025 • 3 new comments

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

  #142415 commented on Jul 16, 2025 • 3 new comments

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

  #139751 commented on Jul 19, 2025 • 3 new comments

• stop specializing on `Copy`

  #135634 commented on Jul 18, 2025 • 3 new comments

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

  #140871 commented on Jul 16, 2025 • 3 new comments

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

  #132748 commented on Jul 15, 2025 • 2 new comments

• Add unstable hotpatch flag to rustc

  #134004 commented on Jul 17, 2025 • 2 new comments

• Implement autodiff using intrinsics

  #142640 commented on Jul 16, 2025 • 2 new comments

• Make slice iterators carry only a single provenance

  #122971 commented on Jul 16, 2025 • 2 new comments

• Remove fewer Storage calls in CopyProp and GVN

  #142531 commented on Jul 18, 2025 • 2 new comments

• Add new `doc(attribute = "...")` attribute

  #142472 commented on Jul 14, 2025 • 2 new comments

• clippy fix: remove manual PartialEq::ne

  #143377 commented on Jul 13, 2025 • 2 new comments

• nicer autodiff error handling

  #142842 commented on Jul 17, 2025 • 2 new comments

• tidy: move rustdoc js stuff into a tidy extra check

  #142924 commented on Jul 18, 2025 • 2 new comments

• Move `std_detect` into stdlib

  #143412 commented on Jul 18, 2025 • 1 new comment

• Fix parameter order for `_by()` variants of `min` / `max`/ `minmax` in `std::cmp`

  #139357 commented on Jul 16, 2025 • 1 new comment

• improve c-variadic errors

  #143546 commented on Jul 16, 2025 • 1 new comment

• Remove named lifetimes in some `PartialOrd` & `PartialEq` `impl`s

  #143575 commented on Jul 13, 2025 • 1 new comment

• gpu offload host code generation

  #142097 commented on Jul 18, 2025 • 1 new comment

• Do not suggest compatible variants inside macro

  #142611 commented on Jul 16, 2025 • 1 new comment

• Add impl const for Clone

  #143628 commented on Jul 16, 2025 • 1 new comment

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

  #143808 commented on Jul 17, 2025 • 1 new comment

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

  #142487 commented on Jul 18, 2025 • 1 new comment

• Perform unused assignment and unused variables lints on MIR.

  #142390 commented on Jul 19, 2025 • 1 new comment

• Rework `c_variadic`

  #141980 commented on Jul 14, 2025 • 1 new comment

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

  #143764 commented on Jul 13, 2025 • 1 new comment

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

  #122661 commented on Jul 18, 2025 • 0 new comments

• Support using const pointers in asm `const` operand

  #138618 commented on Jul 15, 2025 • 0 new comments

• Implement RFC 3631: add rustdoc doc_cfg features

  #138907 commented on Jul 18, 2025 • 0 new comments

• arbitrary_self_type: insert implied Receiver bound on Deref

  #138952 commented on Jul 16, 2025 • 0 new comments

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

  #142038 commented on Jul 16, 2025 • 0 new comments

• add Iterator::contains

  #141994 commented on Jul 15, 2025 • 0 new comments

• Explicitly export core and std macros

  #139493 commented on Jul 14, 2025 • 0 new comments

• dirfd: preliminary unix and windows implementations

  #139514 commented on Jul 15, 2025 • 0 new comments

• make rust-analyzer use a dedicated build directory

  #141839 commented on Jul 18, 2025 • 0 new comments

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

  #141766 commented on Jul 15, 2025 • 0 new comments

• rustdoc: add ways of collapsing all impl blocks

  #141663 commented on Jul 14, 2025 • 0 new comments

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

  #141295 commented on Jul 12, 2025 • 0 new comments

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

  #141226 commented on Jul 15, 2025 • 0 new comments

• Permit duplicate imports

  #141043 commented on Jul 13, 2025 • 0 new comments

• Make broken MIR a proper lint.

  #119260 commented on Jul 14, 2025 • 0 new comments

• Print thread ID in panic message

  #115746 commented on Jul 13, 2025 • 0 new comments

• [perf] test MCP510

  #113382 commented on Jul 17, 2025 • 0 new comments

• [do not merge] CI experiments

  #112049 commented on Jul 15, 2025 • 0 new comments

• [WIP] Add support for custom allocator for `String`

  #101551 commented on Jul 18, 2025 • 0 new comments

• Tracking Issue for `lock_value_accessors`

  #133407 commented on Jul 19, 2025 • 0 new comments

• Tracking issue for `proc_macro::Span` inspection APIs

  #54725 commented on Jul 19, 2025 • 0 new comments

• Some tests fail when built with debuginfo

  #61117 commented on Jul 19, 2025 • 0 new comments

• Better help message for missing lifetime specifier

  #143389 commented on Jul 19, 2025 • 0 new comments

• Tracking Issue for `array::repeat`

  #126695 commented on Jul 19, 2025 • 0 new comments

• Tracking Issue for `super let`

  #139076 commented on Jul 19, 2025 • 0 new comments

• Document expected relationships between FromIterator, Default, and Extend

  #58659 commented on Jul 19, 2025 • 0 new comments

• Nested panics and `std::thread::panicking`

  #143612 commented on Jul 18, 2025 • 0 new comments

• Long type name emitted if the type name is part of a suggestion

  #135919 commented on Jul 18, 2025 • 0 new comments

• Regression: `align` is ambiguous

  #143834 commented on Jul 18, 2025 • 0 new comments

• Great stack overflow error messages

  #51405 commented on Jul 15, 2025 • 0 new comments

• Don't require `alloca`s for consuming simple enums

  #138582 commented on Jul 12, 2025 • 0 new comments

• Fix incorrect `cfg` structured suggestion and make suggestion verbose

  #137773 commented on Jul 15, 2025 • 0 new comments

• Add support for macro expansion in rustdoc source code pages

  #137229 commented on Jul 17, 2025 • 0 new comments

• Specialize `Iterator::eq{_by}` for `TrustedLen` iterators

  #137122 commented on Jul 15, 2025 • 0 new comments

• Skip redundant frames in const recursion errors

  #136649 commented on Jul 18, 2025 • 0 new comments

• -Zharden-sls flag (target modifier) added to enable mitigation against straight line speculation (SLS)

  #136597 commented on Jul 16, 2025 • 0 new comments

• Start using pattern types in libcore

  #136006 commented on Jul 15, 2025 • 0 new comments

• Implement `push_mut`

  #135975 commented on Jul 18, 2025 • 0 new comments

• Detect struct construction with private field in field with default

  #135846 commented on Jul 18, 2025 • 0 new comments

• Dial down detail of B-tree description

  #135761 commented on Jul 14, 2025 • 0 new comments

• [STACKED] Reject relaxed bounds inside associated type bounds (ATB)

  #135331 commented on Jul 18, 2025 • 0 new comments

• Implementation of `sync_nonpoison` and `nonpoison_mutex`

  #134663 commented on Jul 16, 2025 • 0 new comments

• Stabilize `derive(CoercePointee)`

  #133820 commented on Jul 16, 2025 • 0 new comments

• Remove unstable cfg `target(...)` compact feature

  #130780 commented on Jul 15, 2025 • 0 new comments

• Mark span parent in def_collector.

  #127241 commented on Jul 19, 2025 • 0 new comments

• Implement consecutive type-relative paths

  #126651 commented on Jul 15, 2025 • 0 new comments

• Stop emitting spans from proc macro compile time in quote expansion

  #125721 commented on Jul 18, 2025 • 0 new comments

• Avoid loading HIR for check_well_formed on type declarations

  #143328 commented on Jul 16, 2025 • 0 new comments

• stabilize `const_array_each_ref`

  #143383 commented on Jul 16, 2025 • 0 new comments

• clippy fix: rely on autoderef

  #143424 commented on Jul 18, 2025 • 0 new comments

• Do not visit impl-trait when looking for self-type elision.

  #143450 commented on Jul 16, 2025 • 0 new comments

• diag: improvements to patterns in bare fn ptr and trait decl

  #143469 commented on Jul 15, 2025 • 0 new comments

• [WIP] TypeTree support in autodiff

  #143490 commented on Jul 13, 2025 • 0 new comments

• [Draft] Supertrait item resolution in subtrait `impl`s

  #143527 commented on Jul 14, 2025 • 0 new comments

• [experiment] first draft of init array syntax

  #143553 commented on Jul 14, 2025 • 0 new comments

• Add correct span for unsized types

  #143580 commented on Jul 17, 2025 • 0 new comments

• Allow initializing `NonZero` with literals

  #143594 commented on Jul 17, 2025 • 0 new comments

• Port the proc macro attributes to the new attribute parsing infrastructure

  #143607 commented on Jul 18, 2025 • 0 new comments

• Fix backtraces with `-C panic=abort` on linux; emit unwind tables by default

  #143613 commented on Jul 15, 2025 • 0 new comments

• take into account the num of processes by ulimit

  #143614 commented on Jul 18, 2025 • 0 new comments

• `c_variadic`: Make `fn f(...) {}` error like `fn f(u32) {}` outside of `extern` blocks

  #143619 commented on Jul 19, 2025 • 0 new comments

• Make `int_format_into` API more flexible

  #143636 commented on Jul 15, 2025 • 0 new comments

• core: add Option::get_or_try_insert_with

  #143650 commented on Jul 18, 2025 • 0 new comments

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

  #143662 commented on Jul 14, 2025 • 0 new comments

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

  #143669 commented on Jul 12, 2025 • 0 new comments

• Preserve the .debug_gdb_scripts section

  #143679 commented on Jul 18, 2025 • 0 new comments

• [EXPERIMENT] require simd types be used in target_feature-annotated functions

  #143682 commented on Jul 17, 2025 • 0 new comments

• Update to LLVM 21

  #143684 commented on Jul 18, 2025 • 0 new comments

• Be a bit more careful around exotic cycles in in the inliner

  #143704 commented on Jul 18, 2025 • 0 new comments

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

  #143717 commented on Jul 15, 2025 • 0 new comments

• Allow `Rvalue::Repeat` to return true in `rvalue_creates_operand` too

  #143720 commented on Jul 18, 2025 • 0 new comments

• fmt of non-decimal radix untangled

  #143730 commented on Jul 18, 2025 • 0 new comments

• `oneshot` Channel

  #143741 commented on Jul 17, 2025 • 0 new comments

• Allow the global alloc one TLS slot with a destructor

  #143761 commented on Jul 17, 2025 • 0 new comments

• Constify some more `Result` functions

  #143771 commented on Jul 18, 2025 • 0 new comments

• Pass -Werror when building the LLVM wrapper

  #143807 commented on Jul 12, 2025 • 0 new comments

• Ban projecting into SIMD types [MCP838]

  #143833 commented on Jul 19, 2025 • 0 new comments

• Convert moves of references to copies in ReferencePropagation

  #142185 commented on Jul 15, 2025 • 0 new comments

• compiler: Fix "power alignment" problems on AIX

  #142310 commented on Jul 17, 2025 • 0 new comments

• Add NonNull pattern types

  #142339 commented on Jul 15, 2025 • 0 new comments

• Improve `--remap-path-prefix` documentation

  #142372 commented on Jul 12, 2025 • 0 new comments

• Add test cases for namespaced crates

  #142437 commented on Jul 14, 2025 • 0 new comments

• Pre-compute MIR CFG caches for borrowck and other analyses

  #142540 commented on Jul 12, 2025 • 0 new comments

• Suggest clone in user-write-code instead of inside macro

  #142569 commented on Jul 15, 2025 • 0 new comments

• Cache MIR preorder traversal.

  #142578 commented on Jul 12, 2025 • 0 new comments

• Document fully-qualified syntax in `as`' keyword doc

  #142670 commented on Jul 17, 2025 • 0 new comments

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

  #142681 commented on Jul 19, 2025 • 0 new comments

• hir_analysis: add missing sizedness bounds

  #142712 commented on Jul 18, 2025 • 0 new comments

• Add lint rule for `#[deprecated]` on re-exports (rebase)

  #142731 commented on Jul 18, 2025 • 0 new comments

• Compute jump threading opportunities in a single pass

  #142821 commented on Jul 16, 2025 • 0 new comments

• Ensure the `read_to_end` buffer always has enough room to fit a single UTF-8 code point

  #142872 commented on Jul 16, 2025 • 0 new comments

• Move all LLVM externs into the rustc_llvm crate

  #142897 commented on Jul 12, 2025 • 0 new comments

• mbe: Rework the `concat` metavariable expression

  #142975 commented on Jul 14, 2025 • 0 new comments

• tests: Require `run-fail` ui tests to have an exit code (`SIGABRT` not ok)

  #143002 commented on Jul 17, 2025 • 0 new comments

• Add `relnotes-api-list` in-tree tool

  #143053 commented on Jul 13, 2025 • 0 new comments

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

  #143075 commented on Jul 18, 2025 • 0 new comments

• Replace JSONPath with `jq` in `jsondocck`

  #143089 commented on Jul 15, 2025 • 0 new comments

• Improve diagnostic for link.exe special case exit code 0xc0000409 (STATUS_STACK_BUFFER_OVERRUN)

  #143133 commented on Jul 17, 2025 • 0 new comments

• Allow specifying multiple bounds for same associated item (remove E0719)

  #143146 commented on Jul 19, 2025 • 0 new comments

• work around linux not honoring write_at for O_APPEND files

  #143166 commented on Jul 17, 2025 • 0 new comments

• Stabilize `rwlock_downgrade` library feature

  #143191 commented on Jul 17, 2025 • 0 new comments

• Apply RemoveNoopLandingPads post-monomorphization

  #143208 commented on Jul 15, 2025 • 0 new comments

• Add coroutine info to v0 symbol mangling (via DefPath/DefPathData)

  #143259 commented on Jul 16, 2025 • 0 new comments

• Upgrade the `fortanix-sgx-abi` dependency

  #143272 commented on Jul 17, 2025 • 0 new comments

• Add `stdarch` bootstrap smoke test

  #143285 commented on Jul 13, 2025 • 0 new comments

• Remove `[T]::array_chunks(_mut)`

  #143289 commented on Jul 17, 2025 • 0 new comments

• Consider param-env for sizedness fast path

  #143309 commented on Jul 18, 2025 • 0 new comments

• Is mutex poisoning guaranteed to always work properly?

  #143471 commented on Jul 15, 2025 • 0 new comments

• Improve error message around unexpected derive bounds

  #143714 commented on Jul 15, 2025 • 0 new comments

• Tracking Issue for `NonZero<u*>::div_ceil`

  #132968 commented on Jul 15, 2025 • 0 new comments

• Tracking Issue for `gen` blocks and functions

  #117078 commented on Jul 15, 2025 • 0 new comments

• Tracking Issue for `const_array_each_ref`

  #133289 commented on Jul 15, 2025 • 0 new comments

• compiletest: "diff against nightly rustdoc" is actually against default toolchain

  #142254 commented on Jul 15, 2025 • 0 new comments

• Incomplete DWARF debug info in Rust 1.88

  #143241 commented on Jul 15, 2025 • 0 new comments

• WASI unwinding is broken in release

  #132416 commented on Jul 15, 2025 • 0 new comments

• Variable named `∇x` gives "unknown start of token" compiler error

  #120142 commented on Jul 15, 2025 • 0 new comments

• Fix autodiff builds on Apple CI

  #140137 commented on Jul 15, 2025 • 0 new comments

• Built-in attributes are treated differently vs prelude attributes, unstable built-in attributes can name-collide with stable macro, and built-in attributes can break back-compat

  #134963 commented on Jul 15, 2025 • 0 new comments

• non-`#[macro_export]`'ed `macro_rules!` macros are impossible to disambiguate from built-in attributes in `use` declarations

  #133708 commented on Jul 15, 2025 • 0 new comments

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

  #135806 commented on Jul 15, 2025 • 0 new comments

• trait bound not satisfied "sealed trait" detection is too eager

  #143121 commented on Jul 15, 2025 • 0 new comments

• Tracking Issue for `const_heap`

  #79597 commented on Jul 15, 2025 • 0 new comments

• Tracking issue for RFC 2137: Support defining C-compatible variadic functions in Rust

  #44930 commented on Jul 14, 2025 • 0 new comments

• FR: Add a `--fail-fast` option to libtest

  #142859 commented on Jul 14, 2025 • 0 new comments

• Tracking issue: deref patterns

  #87121 commented on Jul 13, 2025 • 0 new comments

• Tracking Issue for `range_bounds_is_empty`

  #137300 commented on Jul 16, 2025 • 0 new comments

• x.py test --stage 0 src/tools/clippy does not work

  #78717 commented on Jul 16, 2025 • 0 new comments

• Lint exported_private_dependencies misses public dependency via trait impl

  #71043 commented on Jul 16, 2025 • 0 new comments

• Tracking Issue for raw array getters (array_ptr_get)

  #119834 commented on Jul 16, 2025 • 0 new comments

• Compiler panic with a Box<dyn std::error::Error> in a future

  #143618 commented on Jul 16, 2025 • 0 new comments

• bootstrap.py needs a lockfile to prevent concurrent invocations

  #143756 commented on Jul 16, 2025 • 0 new comments

• thread 'rustc' panicked at compiler/rustc_metadata/src/rmeta/def_path_hash_map.rs:23:54

  #143626 commented on Jul 16, 2025 • 0 new comments

• Rust LLVMIR causes errors after LTO on x86-32

  #143818 commented on Jul 16, 2025 • 0 new comments

• Tracking Issue for #[export] (RFC 3435)

  #139939 commented on Jul 16, 2025 • 0 new comments

• regression: ICE compiler/rustc_ty_utils/src/abi.rs:485:62, unwrapping None

  #143836 commented on Jul 16, 2025 • 0 new comments

• Regression: overflow evaluating X: MetaSized

  #143830 commented on Jul 16, 2025 • 0 new comments

• `private_interfaces` not linting RPITIT

  #143531 commented on Jul 16, 2025 • 0 new comments

• capturing stack backtrace becomes slower and sometimes segfaults on Apple Silicon

  #104388 commented on Jul 16, 2025 • 0 new comments

• Wrong compiler error messages while compiling traits with the same method name

  #143739 commented on Jul 16, 2025 • 0 new comments

• add a note if a type implements a trait with the same name as the required trait

  #133123 commented on Jul 16, 2025 • 0 new comments

• E0499 - Improved diagnostic when deref is involved

  #117157 commented on Jul 16, 2025 • 0 new comments

• rustdoc: Show whether generic type params actually are `?Sized`, not whether definition site syntactically includes `?Sized`

  #143197 commented on Jul 16, 2025 • 0 new comments

• rustdoc should include aliases in search that only partially matches

  #140782 commented on Jul 15, 2025 • 0 new comments

• Incorrect HashMap visualization in WinDbg

  #82674 commented on Jul 15, 2025 • 0 new comments

• DWARF for u128 could record alignment, doesn't

  #107337 commented on Jul 13, 2025 • 0 new comments

• Tracking issue for `proc_macro_value`

  #136652 commented on Jul 13, 2025 • 0 new comments

• Licensing: It's unclear exactly what license text must be included in a Rust binary.

  #67014 commented on Jul 13, 2025 • 0 new comments

• ICE: 'index out of bounds: the len is 1 but the index is 1' with Cdebuginfo=2

  #105263 commented on Jul 13, 2025 • 0 new comments

• Tracking Issue for const_cmp

  #143800 commented on Jul 13, 2025 • 0 new comments

• Regression: link fails with undefined reference to `__rust_probestack'

  #143835 commented on Jul 13, 2025 • 0 new comments

• ICE: snapshot vec: index out of bounds

  #142488 commented on Jul 13, 2025 • 0 new comments

• Index out of bounds: the len is 229 but the index is 229

  #126748 commented on Jul 13, 2025 • 0 new comments

• Tracking issue for release notes of #140717: Split up the `unknown_or_malformed_diagnostic_attributes` lint

  #142174 commented on Jul 13, 2025 • 0 new comments

• `-Clto` stack overflows with `-Ccode-model=large` for riscv64

  #139479 commented on Jul 13, 2025 • 0 new comments

• Should_panic can be applied to non-tests

  #143799 commented on Jul 13, 2025 • 0 new comments

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

  #143108 commented on Jul 12, 2025 • 0 new comments

• build/bootstrap/.last-warned-change-id gets removed by workaround for #125578

  #130449 commented on Jul 12, 2025 • 0 new comments

• lld linker error on mips64[el] linux targets.

  #138479 commented on Jul 12, 2025 • 0 new comments

• Some Linux targets build failed prompt '--- stderr error: unknown unstable option: `linker-features`'

  #143765 commented on Jul 12, 2025 • 0 new comments

• Compiling to Apple's `arm64e` got linking error!

  #138481 commented on Jul 12, 2025 • 0 new comments

• Tracking Issue for closures in const contexts

  #106003 commented on Jul 12, 2025 • 0 new comments

• share-generics leads to unresolved external symbols/undefined references

  #120229 commented on Jul 12, 2025 • 0 new comments

• LLVM CFI integration being undocumented complicates further codegen dev

  #143751 commented on Jul 14, 2025 • 0 new comments

• `rustdoc --test` does not respect `-Zcrate-attr`

  #138491 commented on Jul 14, 2025 • 0 new comments

• Tracking issue: Attribute refactor

  #131229 commented on Jul 14, 2025 • 0 new comments

• Tracking Issue for uefi-std

  #100499 commented on Jul 14, 2025 • 0 new comments

• Conflicting implementations with `fn_traits` and `From`

  #142037 commented on Jul 14, 2025 • 0 new comments

• Crater runs for 1.89

  #143347 commented on Jul 14, 2025 • 0 new comments

• Tracking Issue for const_index

  #143775 commented on Jul 14, 2025 • 0 new comments

• Tracking issue for duration_constants

  #57391 commented on Jul 14, 2025 • 0 new comments

• Tracking Issue for `Iterator::collect_into`

  #94780 commented on Jul 14, 2025 • 0 new comments

• Function alignment does not work on wasm

  #143368 commented on Jul 14, 2025 • 0 new comments

• ICE: `cannot convert ReLateParam to a region vid`

  #135845 commented on Jul 14, 2025 • 0 new comments

• Tracking Issue for `str::trim_prefix`, `str::trim_suffix`, `slice::trim_prefix` and `slice::trim_suffix`

  #142312 commented on Jul 14, 2025 • 0 new comments

• Tracking Issue for `process_setsid`

  #105376 commented on Jul 13, 2025 • 0 new comments

• Unhelpful error "one type is more general than the other" in async code

  #64650 commented on Jul 13, 2025 • 0 new comments

• Tracking Issue for `const_slice_rotate`

  #143812 commented on Jul 13, 2025 • 0 new comments

• Use lld by default on x64 Ubuntu 20.04 LTS

  #71515 commented on Jul 13, 2025 • 0 new comments

• Linking with LLD

  #39915 commented on Jul 13, 2025 • 0 new comments

• "binding modifiers may only be written when the default binding mode is `move`": This sentence is baffling

  #143557 commented on Jul 13, 2025 • 0 new comments

• rustc SIGSEGV on RISC-V when compiling serde and other crates (stack overflow on 4 GB stack)

  #143749 commented on Jul 13, 2025 • 0 new comments

• Don't leak non-exported symbols from staticlibs

  #104707 commented on Jul 18, 2025 • 0 new comments

• Placing an attribute on a generic argument confuses the parser

  #135017 commented on Jul 18, 2025 • 0 new comments

• Tracking Issue for `const fn` `type_id`

  #77125 commented on Jul 18, 2025 • 0 new comments

• Tracking Issue for the use of `?` in constants

  #74935 commented on Jul 18, 2025 • 0 new comments

• x86-interrupt ABI no longer compiles with never result

  #143072 commented on Jul 18, 2025 • 0 new comments

• Tracking Issue for raw-pointer-to-reference conversion methods

  #122034 commented on Jul 18, 2025 • 0 new comments

• LTO ignored for all crate types when building multiple crate types and one doesn't support it

  #51009 commented on Jul 18, 2025 • 0 new comments

• [E0521] coroutine should own upvars and assigning internal references to moved captures does not leak the references

  #140132 commented on Jul 18, 2025 • 0 new comments

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

  #63569 commented on Jul 18, 2025 • 0 new comments

• `tests/ui/sanitizer/dataflow.rs` fails to link

  #143727 commented on Jul 18, 2025 • 0 new comments

• Tracking Issue for `keylocker_x86`

  #134813 commented on Jul 18, 2025 • 0 new comments

• Tracking Issue for `Vec::push_mut`

  #135974 commented on Jul 18, 2025 • 0 new comments

• Stabilize `#[bench]` and `Bencher`?

  #66287 commented on Jul 18, 2025 • 0 new comments

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

  #125964 commented on Jul 18, 2025 • 0 new comments

• Tracking issue for release notes of #126624: Tracking Issue for `sha512_sm_x86`

  #141778 commented on Jul 17, 2025 • 0 new comments

• Tracking issue for release notes of #142053: Add new Tier-3 targets: `loongarch32-unknown-none*`

  #142187 commented on Jul 17, 2025 • 0 new comments

• Tracking issue for release notes of #131719: Tracking Issue for `const_eq_ignore_ascii_case`

  #142048 commented on Jul 17, 2025 • 0 new comments

• Tracking issue for release notes of #138016: Added `Clone` implementation for `ChunkBy`

  #142363 commented on Jul 17, 2025 • 0 new comments

• Hang on TAIT with diverging projection in its ParamEnv

  #132797 commented on Jul 17, 2025 • 0 new comments

• Error recovery after errors during macro expansion is usually futile

  #116180 commented on Jul 18, 2025 • 0 new comments

• Tracking issue for release notes of #122661: Change the desugaring of `assert!` for better error output

  #141089 commented on Jul 18, 2025 • 0 new comments

• Tracking issue for comparing raw pointers in constants

  #53020 commented on Jul 18, 2025 • 0 new comments

• Tracking issue for release notes of #141610: Stabilize `feature(generic_arg_infer)`

  #142168 commented on Jul 18, 2025 • 0 new comments

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

  #140666 commented on Jul 18, 2025 • 0 new comments

• Tracking issue for release notes of #138285: Stabilize `repr128`

  #139472 commented on Jul 18, 2025 • 0 new comments

• Tracking issue for release notes of #137306: Remove `i128` and `u128` from `improper_ctypes_definitions`

  #141206 commented on Jul 18, 2025 • 0 new comments

• Tracking issue for release notes of #135015: Partially stabilize LoongArch target features

  #139929 commented on Jul 18, 2025 • 0 new comments

• Tracking Issue for const_ops

  #143802 commented on Jul 18, 2025 • 0 new comments

• Tracking issue for release notes of #134536: Lint on fn pointers comparisons in external macros

  #142173 commented on Jul 18, 2025 • 0 new comments

• Tracking issue for release notes of #139916: make std::intrinsic functions actually be intrinsics

  #140472 commented on Jul 18, 2025 • 0 new comments

• Crash when compiling an event handler implementation with latest stable rustc 1.88.0

  #143821 commented on Jul 18, 2025 • 0 new comments

• Tracking Issue for `const_slice_reverse`

  #135120 commented on Jul 18, 2025 • 0 new comments

• tests/run-make/link-eh-frame-terminator/rmake.rs recipe fails during test run for link-eh-frame-terminator on riscv64 target in x86 QEMU environment

  #143726 commented on Jul 18, 2025 • 0 new comments

• Inlining causes miscompilation of code that mixes target features

  #116573 commented on Jul 18, 2025 • 0 new comments

• The ABI of float types can be changed by `-Ctarget-feature`

  #116344 commented on Jul 18, 2025 • 0 new comments

• OOM/surprising memory consumption with Rust 1.72

  #115216 commented on Jul 18, 2025 • 0 new comments

• ICE: unexpected initial operand type.

  #114858 commented on Jul 18, 2025 • 0 new comments

• CI accepted doctests that do not build (due to missing feature gates)

  #114838 commented on Jul 18, 2025 • 0 new comments

• Tracking Issue for `extern_system_varargs`

  #136946 commented on Jul 17, 2025 • 0 new comments

• Tracking Issue for `extended_varargs_abi_support`

  #100189 commented on Jul 17, 2025 • 0 new comments

• `lemmy_db_views_modlog_combined` has a weird performance regression

  #141006 commented on Jul 17, 2025 • 0 new comments

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

  #98262 commented on Jul 17, 2025 • 0 new comments

• Tracking Issue for `likely_unlikely` and `cold_path`

  #136873 commented on Jul 17, 2025 • 0 new comments

• LLDB show a non existing variable at O1

  #74097 commented on Jul 17, 2025 • 0 new comments

• Unsize-coercible type causes `[SOME_CONST; 0]` to execute `Drop`, but only if type is annotated.

  #143671 commented on Jul 17, 2025 • 0 new comments

• Provide a way to interpolate crate version in html_root_url

  #42300 commented on Jul 17, 2025 • 0 new comments

• Rust produces unusable binaries

  #143428 commented on Jul 16, 2025 • 0 new comments

• GDB should break on panic

  #21102 commented on Jul 16, 2025 • 0 new comments

• unused_assignments does not care about unused assignments to reference derefs

  #44340 commented on Jul 16, 2025 • 0 new comments

• Transmuting fn pointer to a usize in const somehow causes UB?

  #142230 commented on Jul 16, 2025 • 0 new comments

• Tracking Issue for producing a `Result<(), E>` from a `bool`

  #142748 commented on Jul 16, 2025 • 0 new comments

• Missing line information for calls to diverging functions

  #59558 commented on Jul 16, 2025 • 0 new comments

• Duplicating mut Copy variables doesn't warn or error

  #73467 commented on Jul 16, 2025 • 0 new comments

• Tracking issue for post stage 0 bootstrap sequence redesign follow-ups and bugs

  #141901 commented on Jul 16, 2025 • 0 new comments

• Tracking issue for release notes of #138677: Add a new `mismatched-lifetime-syntaxes` lint

  #141787 commented on Jul 16, 2025 • 0 new comments

• rust suggests using `IndexMut` for maps, even though they don't implement the trait

  #143732 commented on Jul 16, 2025 • 0 new comments

• Tracking issue for release notes of #140862: Enable non-leaf Frame Pointers for Arm64EC Windows

  #143101 commented on Jul 17, 2025 • 0 new comments

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

  #142227 commented on Jul 17, 2025 • 0 new comments

• Tracking issue for release notes of #141797: compiler: set Apple frame pointers by architecture

  #143102 commented on Jul 17, 2025 • 0 new comments

• Tracking issue for release notes of #140832: aarch64-linux: Default to FramePointer::NonLeaf

  #143100 commented on Jul 17, 2025 • 0 new comments

• Tracking issue for release notes of #140066: Stabilize `<[T; N]>::as_mut_slice` as `const`

  #140554 commented on Jul 17, 2025 • 0 new comments

• Tracking Issue for `new_zeroed_alloc`

  #129396 commented on Jul 17, 2025 • 0 new comments

• Provide a way for derives to know if they were invoked with `#[derive_const]`

  #118304 commented on Jul 17, 2025 • 0 new comments

• Tracking Issue for pointer metadata APIs

  #81513 commented on Jul 17, 2025 • 0 new comments

• Allocator traits and std::heap

  #32838 commented on Jul 17, 2025 • 0 new comments

• Tracking Issue for `substr_range` and related methods

  #126769 commented on Jul 17, 2025 • 0 new comments

• Tracking Issue for Cell::as_array_of_cells

  #88248 commented on Jul 17, 2025 • 0 new comments

• error: internal compiler error: no errors encountered even though `delay_span_bug` issued

  #107440 commented on Jul 17, 2025 • 0 new comments

• SIGSEGV on generating debug info for `rhai`

  #120414 commented on Jul 17, 2025 • 0 new comments

• ICE: `mid > len` on leading assoc ty / lazy type alias where clause with attributes

  #138010 commented on Jul 17, 2025 • 0 new comments

• debuginfo function-call test fails on big endian

  #74884 commented on Jul 17, 2025 • 0 new comments

• `./x test library/std` fails with library profile

  #142505 commented on Jul 17, 2025 • 0 new comments

• Moving a method from struct impl to trait causes performance degradation

  #69593 commented on Jul 17, 2025 • 0 new comments

• Tracking Issue for ui test suite improvements

  #133895 commented on Jul 17, 2025 • 0 new comments

• --extern-html-root-url uses library names to identify dependencies, failing to handle multiple versions

  #76296 commented on Jul 17, 2025 • 0 new comments