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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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10,147 Open 47,019 Closed
10,147 Open 47,019 Closed
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Issues list

Simple Option use, like in checked_sub, should optimize out fully in MIR A-mir-opt Area: MIR optimizations C-optimization Category: An issue highlighting optimization opportunities or PRs implementing such I-slow Issue: Problems and improvements with respect to performance of generated code. needs-triage This issue may need triage. Remove it if it has been sufficiently triaged.
#138544 opened Mar 15, 2025 by scottmcm
3
Linking error when compiled to arm64ec-pc-windows-msvc -Zbuild-std Unstable Cargo option: Compile the standard library yourself. A-linkage Area: linking into static, shared libraries and binaries needs-triage This issue may need triage. Remove it if it has been sufficiently triaged. O-windows Operating system: Windows
#138541 opened Mar 15, 2025 by Wyvern
Tracking Issue for const_split_off_first_last C-tracking-issue Category: An issue tracking the progress of sth. like the implementation of an RFC T-libs-api Relevant to the library API team, which will review and decide on the PR/issue.
#138539 opened Mar 15, 2025 by okaneco
1 of 3 tasks
ICE: unpretty dies because of invalid repr 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.
#138534 opened Mar 15, 2025 by matthiaskrgr
1
impl Fn(T) argument type is not infered from return type A-impl-trait Area: `impl Trait`. Universally / existentially quantified anonymous types with static dispatch. A-inference Area: Type inference 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.
#138530 opened Mar 15, 2025 by LHolten
2
Stabilize Style Guide Entry for Precise Capture Syntax A-docs Area: Documentation for any part of the project, including the compiler, standard library, and tools C-bug Category: This is a bug. F-precise_capturing `#![feature(precise_capturing)]` T-rustfmt Relevant to the rustfmt team, which will review and decide on the PR/issue. T-style Relevant to the style team, which will review and decide on the PR/issue.
#138527 opened Mar 15, 2025 by ytmimi
rust-lld on NixOS can't link the program if the target dir lives on a path with spaces in it A-linkage Area: linking into static, shared libraries and binaries C-external-bug Category: issue that is caused by bugs in software beyond our control O-NixOS Operating system: NixOS, https://nixos.org/ T-compiler Relevant to the compiler team, which will review and decide on the PR/issue.
#138513 opened Mar 14, 2025 by TheAwesome98-Real
@Noratrieb
21
SIGSEGV on aarch64 when running on Podman 5.4 C-bug Category: This is a bug. I-crash Issue: The compiler crashes (SIGSEGV, SIGABRT, etc). Use I-ICE instead when the compiler panics. 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.
#138512 opened Mar 14, 2025 by Razican
1
ICE: can't get the span of an arbitrary parsed attribute: Parsed(Repr([(ReprEmpty.. A-attributes Area: Attributes (`#[…]`, `#![…]`) C-bug Category: This is a bug. F-where_clause_attrs `#![feature(where_clause_attrs)]` I-ICE Issue: The compiler panicked, giving an Internal Compilation Error (ICE) ❄️ T-compiler Relevant to the compiler team, which will review and decide on the PR/issue.
#138510 opened Mar 14, 2025 by matthiaskrgr
1
Removing trailing zeros of a NonZero A-LLVM Area: Code generation parts specific to LLVM. Both correctness bugs and optimization-related issues. C-optimization Category: An issue highlighting optimization opportunities or PRs implementing such I-slow Issue: Problems and improvements with respect to performance of generated code.
#138497 opened Mar 14, 2025 by leonardo-m
6
self-referencial struct: mutable borrow not dropped? C-discussion Category: Discussion or questions that doesn't represent real issues. needs-triage This issue may need triage. Remove it if it has been sufficiently triaged.
#138496 opened Mar 14, 2025 by axos88
2
Compiler error "implementation of Send is not general enough" when using static lifetime reference with async closure A-async-closures `async || {}` A-lifetimes Area: Lifetimes / regions A-trait-system Area: Trait system 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.
#138494 opened Mar 14, 2025 by zhuerzhuer
NetBSD archive servers are down A-CI Area: Our Github Actions CI C-external-bug Category: issue that is caused by bugs in software beyond our control O-netbsd Operating system: NetBSD T-infra Relevant to the infrastructure team, which will review and decide on the PR/issue.
#138493 opened Mar 14, 2025 by Kobzol
2
rustdoc --test does not respect -Zcrate-attr -Zcrate-attr Unstable option: -Zcrate-attr A-attributes Area: Attributes (`#[…]`, `#![…]`) A-CLI Area: Command-line interface (CLI) to the compiler C-bug Category: This is a bug. requires-nightly This issue requires a nightly compiler in some way. T-rustdoc Relevant to the rustdoc team, which will review and decide on the PR/issue.
#138491 opened Mar 14, 2025 by tamird
2
Compiling to Apple's arm64e got linking error! A-linkage Area: linking into static, shared libraries and binaries A-LLVM Area: Code generation parts specific to LLVM. Both correctness bugs and optimization-related issues. O-macos Operating system: macOS
#138481 opened Mar 14, 2025 by Wyvern
3
lld linker error on mips64[el] linux targets. needs-triage This issue may need triage. Remove it if it has been sufficiently triaged. S-needs-repro Status: This issue has no reproduction and needs a reproduction to make progress.
#138479 opened Mar 14, 2025 by Wyvern
2
E0599 message misleads by framing inapplicable methods as "not found" in the "current scope" 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.
#138476 opened Mar 14, 2025 by kornelski
More principled tempdir usage by and between rustc, rustdoc and compiletest A-compiletest Area: The compiletest test runner A-test-infra Area: test infrastructure (may span bootstrap/compiletest/more) A-testsuite Area: The testsuite used to check the correctness of rustc C-bug Category: This is a bug. E-needs-investigation Call for partcipation: This issues needs some investigation to determine current status 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. T-rustdoc Relevant to the rustdoc team, which will review and decide on the PR/issue.
#138475 opened Mar 14, 2025 by scottmcm
4
src-script.js: make srcIndex into a parameter instead of a global variable A-rustdoc-ui Area: Rustdoc UI (generated HTML) A-technical-debt Area: Internal cleanup work C-cleanup Category: PRs that clean code up or issues documenting cleanup. T-rustdoc-frontend Relevant to the rustdoc-frontend team, which will review and decide on the web UI/UX output.
#138467 opened Mar 13, 2025 by lolbinarycat
@lolbinarycat
Some sanitizers should be target modifiers A-sanitizers Area: Sanitizers for correctness and code quality C-bug Category: This is a bug. F-target_modifiers `#![feature(target_modifiers)]` T-compiler Relevant to the compiler team, which will review and decide on the PR/issue.
#138453 opened Mar 13, 2025 by Darksonn
6
lint/tidy check imports of rustc_type_ir and rustc_middle A-lints Area: Lints (warnings about flaws in source code) such as unused_mut. C-cleanup Category: PRs that clean code up or issues documenting cleanup. E-help-wanted Call for participation: Help is requested to fix this issue. T-compiler Relevant to the compiler team, which will review and decide on the PR/issue.
#138449 opened Mar 13, 2025 by lcnr
Tracking Issue for c-char-type C-tracking-issue Category: An issue tracking the progress of sth. like the implementation of an RFC T-compiler Relevant to the compiler team, which will review and decide on the PR/issue.
#138446 opened Mar 13, 2025 by azhogin
4 tasks
doesn't point out the arbitrary self type is wrong 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.
#138440 opened Mar 13, 2025 by est31
Tracking Issue for the demotion of i686-pc-windows-gnu A-targets Area: Concerning the implications of different compiler targets C-tracking-issue Category: An issue tracking the progress of sth. like the implementation of an RFC O-windows Operating system: Windows O-windows-gnu Toolchain: GNU, Operating system: Windows O-x86_32 Target: x86 processors, 32 bit (like i686-*) T-compiler Relevant to the compiler team, which will review and decide on the PR/issue.
#138422 opened Mar 12, 2025 by Noratrieb
1 of 4 tasks
RPITIT with generic const constraint requires implied lifetime bounds to be explicitly specified in impls C-bug Category: This is a bug. F-generic_const_exprs `#![feature(generic_const_exprs)]` needs-triage This issue may need triage. Remove it if it has been sufficiently triaged. requires-incomplete-features This issue requires the use of incomplete features. T-compiler Relevant to the compiler team, which will review and decide on the PR/issue.
#138411 opened Mar 12, 2025 by alice-emerson
1
ProTip! Exclude everything labeled bug with -label:bug.