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Issues: rust-lang/rust

Draft release notes for 1.86.0
#138795 opened Mar 21, 2025 by cuviper
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10,149 Open 47,019 Closed
10,149 Open 47,019 Closed
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Issues list

Arguably-internal lint scope rustc isn't protected by a feature gate A-lints Area: Lints (warnings about flaws in source code) such as unused_mut. C-bug Category: This is a bug. T-compiler Relevant to the compiler team, which will review and decide on the PR/issue.
#138787 opened Mar 21, 2025 by fmease
Tracking Issue for experiment with default auto traits B-experimental Blocker: In-tree experiment; RFC pending, not yet approved or unneeded (requires FCP to stabilize). C-tracking-issue Category: An issue tracking the progress of sth. like the implementation of an RFC T-lang Relevant to the language team, which will review and decide on the PR/issue.
#138781 opened Mar 21, 2025 by Bryanskiy
1 of 13 tasks
./x dist --stage 2 $tool broken after #138224 C-bug Category: This is a bug. needs-triage This issue may need triage. Remove it if it has been sufficiently triaged. T-bootstrap Relevant to the bootstrap subteam: Rust's build system (x.py and src/bootstrap)
#138778 opened Mar 21, 2025 by pietroalbini
Tracking Issue for #[loop_match] C-tracking-issue Category: An issue tracking the progress of sth. like the implementation of an RFC
#138777 opened Mar 21, 2025 by folkertdev
4 tasks
unused_qualifications lint confused by pub use Foo::* A-lints Area: Lints (warnings about flaws in source code) such as unused_mut. C-bug Category: This is a bug. L-unused_qualifications Lint: unused_qualifications needs-triage This issue may need triage. Remove it if it has been sufficiently triaged. T-compiler Relevant to the compiler team, which will review and decide on the PR/issue.
#138770 opened Mar 21, 2025 by nnethercote
Tracking issue for wasm32-unknown-unknown's future-incompat warning for C ABI changes A-ABI Area: Concerning the application binary interface (ABI) C-future-incompatibility Category: Future-incompatibility lints C-tracking-issue Category: An issue tracking the progress of sth. like the implementation of an RFC O-wasm Target: WASM (WebAssembly), http://webassembly.org/ T-compiler Relevant to the compiler team, which will review and decide on the PR/issue.
#138762 opened Mar 21, 2025 by alexcrichton
unresolved symbol rdl_oom when compiling cdylib crate with no_global_oom_handling on pc-windows-msvc target -Zbuild-std Unstable Cargo option: Compile the standard library yourself. A-allocators Area: Custom and system allocators A-linkage Area: linking into static, shared libraries and binaries C-bug Category: This is a bug. O-windows-msvc Toolchain: MSVC, Operating system: Windows requires-nightly This issue requires a nightly compiler in some way. T-compiler Relevant to the compiler team, which will review and decide on the PR/issue. T-libs Relevant to the library team, which will review and decide on the PR/issue.
#138758 opened Mar 20, 2025 by wmmc88
3
#![no_implicit_prelude] does not disable macros A-macros Area: All kinds of macros (custom derive, macro_rules!, proc macros, ..) A-maybe-future-edition Something we may consider for a future edition. C-bug Category: This is a bug. needs-triage This issue may need triage. Remove it if it has been sufficiently triaged. T-lang Relevant to the language team, which will review and decide on the PR/issue.
#138756 opened Mar 20, 2025 by kpreid
3
Wrong error message when omitting braces from closure with return type which returns tuple A-diagnostics Area: Messages for errors, warnings, and lints T-compiler Relevant to the compiler team, which will review and decide on the PR/issue.
#138748 opened Mar 20, 2025 by schuelermine
1
@compiler-errors
"does not live long enough" errors due to moving into match block should be more helpful A-diagnostics Area: Messages for errors, warnings, and lints T-compiler Relevant to the compiler team, which will review and decide on the PR/issue.
#138741 opened Mar 20, 2025 by TheNeikos
ICE: Architecture x86_64 does not support GpuKernel calling convention C-bug Category: This is a bug. F-abi_ptx `#![feature(abi_ptx)]` I-ICE Issue: The compiler panicked, giving an Internal Compilation Error (ICE) ❄️ needs-triage This issue may need triage. Remove it if it has been sufficiently triaged. T-compiler Relevant to the compiler team, which will review and decide on the PR/issue.
#138738 opened Mar 20, 2025 by matthiaskrgr
3
[msys2] can not compile Rust 1.85.1 with LLVM20 and GCC (all required changes are backported) A-LLVM Area: Code generation parts specific to LLVM. Both correctness bugs and optimization-related issues. C-bug Category: This is a bug. C-external-bug Category: issue that is caused by bugs in software beyond our control needs-triage This issue may need triage. Remove it if it has been sufficiently triaged. O-windows-gnu Toolchain: GNU, Operating system: Windows T-bootstrap Relevant to the bootstrap subteam: Rust's build system (x.py and src/bootstrap) T-compiler Relevant to the compiler team, which will review and decide on the PR/issue.
#138722 opened Mar 19, 2025 by ognevny
4
pin!() macro cannot be expressed in Rust 2024 A-edition-2024 Area: The 2024 edition C-bug Category: This is a bug. I-lang-radar Items that are on lang's radar and will need eventual work or consideration. T-lang Relevant to the language team, which will review and decide on the PR/issue.
#138718 opened Mar 19, 2025 by m-ou-se
Conditional compilation: E0747 and E0107 on generics and lifetime A-attributes Area: Attributes (`#[…]`, `#![…]`) A-cfg Area: `cfg` conditional compilation C-bug Category: This is a bug. needs-triage This issue may need triage. Remove it if it has been sufficiently triaged. T-compiler Relevant to the compiler team, which will review and decide on the PR/issue.
#138716 opened Mar 19, 2025 by IzawGithub
Tracking issue for release notes of #136393: Fix accidentally not emitting overflowing literals lints anymore in patterns A-lints Area: Lints (warnings about flaws in source code) such as unused_mut. A-macros Area: All kinds of macros (custom derive, macro_rules!, proc macros, ..) A-patterns Relating to patterns and pattern matching L-overflowing_literals Lint: overflowing_literals relnotes Marks issues that should be documented in the release notes of the next release. relnotes-tracking-issue Marks issues tracking what text to put in release notes. T-compiler Relevant to the compiler team, which will review and decide on the PR/issue.
#138715 opened Mar 19, 2025 by rustbot 1.86.0
1
import_trait_associated_functions is not very compatible with min_generic_const_args C-bug Category: This is a bug. F-min_generic_const_args `#![feature(min_generic_const_args)]` needs-triage This issue may need triage. Remove it if it has been sufficiently triaged.
#138711 opened Mar 19, 2025 by petrochenkov
1
ICE: rustc panicked at compiler\rustc_middle\src\mir\interpret\queries.rs:104:13 C-bug Category: This is a bug. I-ICE Issue: The compiler panicked, giving an Internal Compilation Error (ICE) ❄️ needs-triage This issue may need triage. Remove it if it has been sufficiently triaged. T-compiler Relevant to the compiler team, which will review and decide on the PR/issue.
#138710 opened Mar 19, 2025 by sososopy
1
error performing operation: fully_perform in ascribe_user_type C-bug Category: This is a bug. I-ICE Issue: The compiler panicked, giving an Internal Compilation Error (ICE) ❄️ needs-triage This issue may need triage. Remove it if it has been sufficiently triaged. T-compiler Relevant to the compiler team, which will review and decide on the PR/issue.
#138707 opened Mar 19, 2025 by VincentVanlaer
rustc book: Outdated parameters for --print A-docs Area: Documentation for any part of the project, including the compiler, standard library, and tools A-print-requests Area: print requests (`--print=...`) T-compiler Relevant to the compiler team, which will review and decide on the PR/issue.
#138698 opened Mar 19, 2025 by xizheyin
4
rustdoc: indicate when a trait has non-defaulted hidden items A-rustdoc-ui Area: Rustdoc UI (generated HTML) C-enhancement Category: An issue proposing an enhancement or a PR with one. T-rustdoc Relevant to the rustdoc team, which will review and decide on the PR/issue. T-rustdoc-frontend Relevant to the rustdoc-frontend team, which will review and decide on the web UI/UX output.
#138697 opened Mar 19, 2025 by GoldsteinE
std::thread::spawn: thread-local storage panics C-bug Category: This is a bug. needs-triage This issue may need triage. Remove it if it has been sufficiently triaged. regression-untriaged Untriaged performance or correctness regression. T-libs Relevant to the library team, which will review and decide on the PR/issue.
#138696 opened Mar 19, 2025 by yellowhatter
1
@m-ou-se
5
Fuchsia CI is failing A-CI Area: Our Github Actions CI C-bug Category: This is a bug. O-fuchsia Operating system: Fuchsia T-infra Relevant to the infrastructure team, which will review and decide on the PR/issue.
#138691 opened Mar 19, 2025 by RalfJung
1
Failure to link rust dependency with LTO-enabled C FFI code built with GCC A-FFI Area: Foreign function interface (FFI) A-linkage Area: linking into static, shared libraries and binaries A-LTO Area: Link-time optimization (LTO) C-bug Category: This is a bug. T-compiler Relevant to the compiler team, which will review and decide on the PR/issue.
#138681 opened Mar 19, 2025 by glandium
rustc stuck during assoc normalization A-implied-bounds Area: Implied bounds / inferred outlives-bounds C-bug Category: This is a bug. I-hang Issue: The compiler never terminates, due to infinite loops, deadlock, livelock, etc. T-compiler Relevant to the compiler team, which will review and decide on the PR/issue. T-types Relevant to the types team, which will review and decide on the PR/issue.
#138665 opened Mar 18, 2025 by Odomontois
1
@compiler-errors
2
Optimize const pattern guards for StructuralEq types A-patterns Relating to patterns and pattern matching C-optimization Category: An issue highlighting optimization opportunities or PRs implementing such needs-triage This issue may need triage. Remove it if it has been sufficiently triaged. T-compiler Relevant to the compiler team, which will review and decide on the PR/issue.
#138664 opened Mar 18, 2025 by TimNN
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