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9,929 Open 46,097 Closed
9,929 Open 46,097 Closed
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Issues list

using ~/.cargo/config.toml to enable cranelift results in a confusing error when bootstrapping rustc C-bug Category: This is a bug. T-bootstrap Relevant to the bootstrap subteam: Rust's build system (x.py and src/bootstrap)
#135300 opened Jan 9, 2025 by lolbinarycat
Broken unstable lint examples in rustc book A-docs Area: Documentation for any part of the project, including the compiler, standard library, and tools A-lints Area: Lints (warnings about flaws in source code) such as unused_mut. C-bug Category: This is a bug. E-easy Call for participation: Easy difficulty. Experience needed to fix: Not much. Good first issue. T-compiler Relevant to the compiler team, which will review and decide on the PR/issue.
#135298 opened Jan 9, 2025 by pitaj
ICE: trimmed_def_paths called, diagnostics were expected but none were emitted A-diagnostics Area: Messages for errors, warnings, and lints A-patterns Relating to patterns and pattern matching C-bug Category: This is a bug. 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. WG-diagnostics Working group: Diagnostics
#135289 opened Jan 9, 2025 by djc
6
compiletest: path normalizations are sensitive to diagnostics width, can lead to confusing failures A-compiletest Area: The compiletest test runner A-compiletest-normalizations Area: compiletest normalizations A-testsuite Area: The testsuite used to check the correctness of rustc C-bug Category: This is a bug. D-diagnostic-infra Diagnostics: Issues that affect all diagnostics, or relate to the diagnostic machinery itself. 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.
#135288 opened Jan 9, 2025 by jieyouxu
adt_sized_constraint called on non-struct 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.
#135287 opened Jan 9, 2025 by Dig-Doug
Tracking Issue for batching C-tracking-issue Category: An issue tracking the progress of sth. like the implementation of an RFC F-batching `#![feature(batching)]`
#135283 opened Jan 9, 2025 by ZuseZ4
2 of 7 tasks
"error occurred: unknown target" when trying to add a new target A-contributor-roadblock Area: Makes things more difficult for new contributors to rust itself C-bug Category: This is a bug. T-bootstrap Relevant to the bootstrap subteam: Rust's build system (x.py and src/bootstrap)
#135271 opened Jan 8, 2025 by 0x0nyx98
10
compiletest: error emitter pretty svg tests don't normalize color differences between Windows and Unixes A-compiletest Area: The compiletest test runner A-diagnostics Area: Messages for errors, warnings, and lints A-testsuite Area: The testsuite used to check the correctness of rustc C-bug Category: This is a bug. D-diagnostic-infra Diagnostics: Issues that affect all diagnostics, or relate to the diagnostic machinery itself. O-windows 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.
#135270 opened Jan 8, 2025 by jieyouxu
consts that depend on other constants which fail to evaluate create difficult to read error messages due to notes: output 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.
#135259 opened Jan 8, 2025 by repnop
rust-lld: error: undefined symbol: __gxx_personality_v0 C-bug Category: This is a bug. needs-triage This issue may need triage. Remove it if it has been sufficiently triaged.
#135257 opened Jan 8, 2025 by hasenbanck
3
Generic trait bound hides concrete type associated type C-bug Category: This is a bug. needs-triage This issue may need triage. Remove it if it has been sufficiently triaged.
#135254 opened Jan 8, 2025 by LHolten
Wrong type suggested for overflowing_literals when the number is big 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.
#135248 opened Jan 8, 2025 by s-cerevisiae
Item-bounds can be used to non-productively prove themselves A-associated-items Area: Associated items (types, constants & functions) I-unsound Issue: A soundness hole (worst kind of bug), see: https://en.wikipedia.org/wiki/Soundness P-medium Medium priority S-blocked Status: Blocked on something else such as an RFC or other implementation work. T-types Relevant to the types team, which will review and decide on the PR/issue.
#135246 opened Jan 8, 2025 by lcnr
1
x86_64-unknown-linux-musl with -Ctarget-feature=-crt-static links to glibc A-linkage Area: linking into static, shared libraries and binaries A-target-feature Area: Enabling/disabling target features like AVX, Neon, etc. C-bug Category: This is a bug. O-musl Target: The musl libc T-compiler Relevant to the compiler team, which will review and decide on the PR/issue.
#135244 opened Jan 8, 2025 by LunarLambda
14
Tracking Issue for nonnull_provenance 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.
#135243 opened Jan 8, 2025 by RalfJung
1 of 4 tasks
Performance regression on toy problem, but not for opt-level=1. 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. P-low Low priority regression-untriaged Untriaged performance or correctness regression. T-compiler Relevant to the compiler team, which will review and decide on the PR/issue.
#135241 opened Jan 8, 2025 by TheThirdOne
3
improve spans for CallArgument constraints A-borrow-checker Area: The borrow checker A-diagnostics Area: Messages for errors, warnings, and lints C-enhancement Category: An issue proposing an enhancement or a PR with one. D-imprecise-spans Diagnostics: spans don't point to exactly the erroneous code T-compiler Relevant to the compiler team, which will review and decide on the PR/issue.
#135238 opened Jan 8, 2025 by lcnr
Diagnostics sometimes suggest items from rustc_private crates 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.
#135232 opened Jan 8, 2025 by tgross35
1
@tgross35
3
Inconsistent/wrong choice of trait impls under miri with transmuted vtables A-miri Area: The miri tool A-trait-objects Area: trait objects, vtable layout 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.
#135230 opened Jan 8, 2025 by steffahn
1
1
Maybe-bounds in associated type bounds don't get rejected C-bug Category: This is a bug. F-associated_type_bounds `#![feature(associated_type_bounds)]` T-compiler Relevant to the compiler team, which will review and decide on the PR/issue.
#135229 opened Jan 8, 2025 by fmease
@compiler-errors
1
DispatchFromDyn rules allowing non-PhantomData ZSTs in additional fields is unsound C-bug Category: This is a bug. F-arbitrary_self_types `#![feature(arbitrary_self_types)]` F-dispatch_from_dyn `#![feature(dispatch_from_dyn)]` I-unsound Issue: A soundness hole (worst kind of bug), see: https://en.wikipedia.org/wiki/Soundness 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.
#135220 opened Jan 7, 2025 by steffahn
1
CoercePointee leaks unstable unsizing impls A-coercions Area: implicit and explicit `expr as Type` coercions F-derive_coerce_pointee Feature: RFC 3621's oft-renamed implementation 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.
#135217 opened Jan 7, 2025 by BoxyUwU
@compiler-errors
1
DispatchFromDyn builtin checks are weaker than CoerceUnsized A-coercions Area: implicit and explicit `expr as Type` coercions F-derive_coerce_pointee Feature: RFC 3621's oft-renamed implementation 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.
#135215 opened Jan 7, 2025 by BoxyUwU
1
5
CoerceUnsized builtin checks do not handle aliases A-coercions Area: implicit and explicit `expr as Type` coercions F-derive_coerce_pointee Feature: RFC 3621's oft-renamed implementation 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.
#135214 opened Jan 7, 2025 by BoxyUwU
1
@compiler-errors
ICE: error: internal compiler error[E0277]: the trait bound 'str: const Deref' is not satisfied A-diagnostics Area: Messages for errors, warnings, and lints C-bug Category: This is a bug. F-const_trait_impl `#![feature(const_trait_impl)]` 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.
#135210 opened Jan 7, 2025 by matthiaskrgr
@compiler-errors
1
ProTip! Exclude everything labeled bug with -label:bug.