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Issues list

Can't compile the use of impl AsyncFn within a spawned thread A-async-closures `async || {}` A-diagnostics Area: Messages for errors, warnings, and lints D-confusing Diagnostics: Confusing error or lint that should be reworked. T-compiler Relevant to the compiler team, which will review and decide on the PR/issue.
#138207 opened Mar 8, 2025 by jephthia
1
Trait::nonexistant treats Trait as a type, resulting in bad errors A-diagnostics Area: Messages for errors, warnings, and lints D-confusing Diagnostics: Confusing error or lint that should be reworked. D-newcomer-roadblock Diagnostics: Confusing error or lint; hard to understand for new users. 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.
#136994 opened Feb 13, 2025 by lcnr
Confusing diagnostic when the error value converted by ? fails to satisfy a 'static bound A-borrow-checker Area: The borrow checker A-diagnostics Area: Messages for errors, warnings, and lints A-trait-system Area: Trait system D-confusing Diagnostics: Confusing error or lint that should be reworked. D-terse Diagnostics: An error or lint that doesn't give enough information about the problem at hand. T-compiler Relevant to the compiler team, which will review and decide on the PR/issue.
#136902 opened Feb 12, 2025 by Zalathar
@mejrs
2
Better errors for polymorphic recursion A-destructors Area: Destructors (`Drop`, …) A-diagnostics Area: Messages for errors, warnings, and lints D-confusing Diagnostics: Confusing error or lint that should be reworked. D-verbose Diagnostics: Too much output caused by a single piece of incorrect code. I-monomorphization Issue: An error at monomorphization time. T-compiler Relevant to the compiler team, which will review and decide on the PR/issue.
#136528 opened Feb 4, 2025 by jake-87
5
Sendable type cannot be sent between threads safely C-enhancement Category: An issue proposing an enhancement or a PR with one. D-confusing Diagnostics: Confusing error or lint that should be reworked.
#135577 opened Jan 16, 2025 by vklachkov
2
using ~/.cargo/config.toml to enable cranelift results in a confusing error when bootstrapping rustc C-discussion Category: Discussion or questions that doesn't represent real issues. D-confusing Diagnostics: Confusing error or lint that should be reworked. T-bootstrap Relevant to the bootstrap subteam: Rust's build system (x.py and src/bootstrap)
#135300 opened Jan 9, 2025 by lolbinarycat
5
Bad parse error on token sequences safe unsafe and unsafe safe A-diagnostics Area: Messages for errors, warnings, and lints A-parser Area: The lexing & parsing of Rust source code to an AST D-confusing Diagnostics: Confusing error or lint that should be reworked. D-incorrect Diagnostics: A diagnostic that is giving misleading or incorrect information. D-invalid-suggestion Diagnostics: A structured suggestion resulting in incorrect code. D-terse Diagnostics: An error or lint that doesn't give enough information about the problem at hand. T-compiler Relevant to the compiler team, which will review and decide on the PR/issue.
#134580 opened Dec 20, 2024 by ionicmc-rs
18
Better error reporting for T: ?Sized types when impl Receiver for MyType<T> is implicitly sized A-diagnostics Area: Messages for errors, warnings, and lints C-discussion Category: Discussion or questions that doesn't represent real issues. D-confusing Diagnostics: Confusing error or lint that should be reworked. F-arbitrary_self_types `#![feature(arbitrary_self_types)]`
#134390 opened Dec 16, 2024 by compiler-errors
@cramertj
7
Unhelpful diagnostic on = to : typo mentioning return type notation A-diagnostics Area: Messages for errors, warnings, and lints D-confusing Diagnostics: Confusing error or lint that should be reworked. T-compiler Relevant to the compiler team, which will review and decide on the PR/issue.
#134087 opened Dec 9, 2024 by oriongonza
1
Confusing diagnostics with nested precise capturing RPIT A-diagnostics Area: Messages for errors, warnings, and lints D-confusing Diagnostics: Confusing error or lint that should be reworked. F-impl_trait_in_fn_trait_return `#![feature(impl_trait_in_fn_trait_return)]` 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.
#133716 opened Dec 1, 2024 by Nemo157
2
if and else have incompatible types in a let statement, where else block's evaluation will never be assigned A-control-flow Area: Control flow A-diagnostics Area: Messages for errors, warnings, and lints D-confusing Diagnostics: Confusing error or lint that should be reworked. D-terse Diagnostics: An error or lint that doesn't give enough information about the problem at hand. T-compiler Relevant to the compiler team, which will review and decide on the PR/issue.
#133316 opened Nov 21, 2024 by shanebishop
3
module-level rustfmt::skip fails with confusing error A-attributes Area: Attributes (`#[…]`, `#![…]`) A-diagnostics Area: Messages for errors, warnings, and lints A-tool-attributes Area: tool attributes like `#[rustfmt::skip]` C-bug Category: This is a bug. D-confusing Diagnostics: Confusing error or lint that should be reworked. T-compiler Relevant to the compiler team, which will review and decide on the PR/issue. T-lang Relevant to the language team, which will review and decide on the PR/issue.
#132776 opened Nov 8, 2024 by andrewbanchich
2
Misleading error messages when using the wrong macro fragment specifiers A-diagnostics Area: Messages for errors, warnings, and lints A-macros Area: All kinds of macros (custom derive, macro_rules!, proc macros, ..) D-confusing Diagnostics: Confusing error or lint that should be reworked.
#132655 opened Nov 5, 2024 by szostid
2
LUB coercions works for a function but fails for a closure A-closures Area: Closures (`|…| { … }`) A-coercions Area: implicit and explicit `expr as Type` coercions A-diagnostics Area: Messages for errors, warnings, and lints C-bug Category: This is a bug. D-confusing Diagnostics: Confusing error or lint that should be reworked. T-compiler Relevant to the compiler team, which will review and decide on the PR/issue.
#132643 opened Nov 5, 2024 by pazmank
1
Misleading diagnostic output for typecheck failures that involve type inference A-diagnostics Area: Messages for errors, warnings, and lints A-inference Area: Type inference D-confusing Diagnostics: Confusing error or lint that should be reworked. T-compiler Relevant to the compiler team, which will review and decide on the PR/issue.
#132165 opened Oct 25, 2024 by Stevie-O
1
Code Fails to Compile with Unnecessary use std::borrow::Borrow; A-diagnostics Area: Messages for errors, warnings, and lints D-confusing Diagnostics: Confusing error or lint that should be reworked. T-compiler Relevant to the compiler team, which will review and decide on the PR/issue.
#132133 opened Oct 25, 2024 by zhristophe
1
Can't find thiserror_impl crate with -Z sanitizer A-sanitizers Area: Sanitizers for correctness and code quality C-bug Category: This is a bug. D-confusing Diagnostics: Confusing error or lint that should be reworked. T-compiler Relevant to the compiler team, which will review and decide on the PR/issue.
#132109 opened Oct 24, 2024 by ColonelThirtyTwo
2
A out-of-air lifetime that that may not live long vs. the implementation is not general enough A-diagnostics Area: Messages for errors, warnings, and lints A-higher-ranked Area: Higher-ranked things (e.g., lifetimes, types, trait bounds aka HRTBs) A-NLL Area: Non-lexical lifetimes (NLL) D-confusing Diagnostics: Confusing error or lint that should be reworked. D-terse Diagnostics: An error or lint that doesn't give enough information about the problem at hand. NLL-diagnostics Working towards the "diagnostic parity" goal T-compiler Relevant to the compiler team, which will review and decide on the PR/issue.
#131821 opened Oct 17, 2024 by xmh0511
2
assert_eq! is not 100% hygienic A-diagnostics Area: Messages for errors, warnings, and lints A-hygiene Area: Macro hygiene A-macros Area: All kinds of macros (custom derive, macro_rules!, proc macros, ..) C-bug Category: This is a bug. D-confusing Diagnostics: Confusing error or lint that should be reworked. D-terse Diagnostics: An error or lint that doesn't give enough information about the problem at hand. 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.
#131446 opened Oct 9, 2024 by GrigorenkoPV
16
Better type inference with impl_trait_in_assoc_type (ITIAT) D-confusing Diagnostics: Confusing error or lint that should be reworked. F-impl_trait_in_assoc_type `#![feature(impl_trait_in_assoc_type)]` requires-nightly This issue requires a nightly compiler in some way.
#130910 opened Sep 27, 2024 by cynecx
1
Unable to match non_exhaustive enum tuple variants with rest pattern A-diagnostics Area: Messages for errors, warnings, and lints C-bug Category: This is a bug. D-confusing Diagnostics: Confusing error or lint that should be reworked. T-compiler Relevant to the compiler team, which will review and decide on the PR/issue. T-lang Relevant to the language team, which will review and decide on the PR/issue.
#130891 opened Sep 26, 2024 by SpriteOvO
1
Incorrect diagnostic "pattern requires .. due to inaccessible fields" when matching in a macro A-diagnostics Area: Messages for errors, warnings, and lints A-hygiene Area: Macro hygiene A-macros Area: All kinds of macros (custom derive, macro_rules!, proc macros, ..) D-confusing Diagnostics: Confusing error or lint that should be reworked. T-compiler Relevant to the compiler team, which will review and decide on the PR/issue.
#130588 opened Sep 19, 2024 by goffrie
@fmease
1
"Reference to data owned by current function" for a function owning no data. A-borrow-checker Area: The borrow checker A-diagnostics Area: Messages for errors, warnings, and lints D-confusing Diagnostics: Confusing error or lint that should be reworked. T-compiler Relevant to the compiler team, which will review and decide on the PR/issue.
#130584 opened Sep 19, 2024 by iago-lito
1
Assignment into Deref is allowed and creates irrelevant errors A-diagnostics Area: Messages for errors, warnings, and lints D-confusing Diagnostics: Confusing error or lint that should be reworked. D-verbose Diagnostics: Too much output caused by a single piece of incorrect code. T-compiler Relevant to the compiler team, which will review and decide on the PR/issue.
#130326 opened Sep 13, 2024 by kornelski
4
Cycle errors lead to confusing errors referencing rustc-dev-guide (i.e., not user-facing docs) A-diagnostics Area: Messages for errors, warnings, and lints C-bug Category: This is a bug. D-confusing Diagnostics: Confusing error or lint that should be reworked. T-compiler Relevant to the compiler team, which will review and decide on the PR/issue. T-lang Relevant to the language team, which will review and decide on the PR/issue.
#130032 opened Sep 6, 2024 by jamesmunns
5
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