Search results

Nested arrays are completely loop-unrolled into a huge amount of instructions (feat. 153 MB binary)

C-bugCategory: This is a bug.Category: This is a bug.

I-heavyIssue: Problems and improvements with respect to binary size of generated code.Issue: Problems and improvements with respect to binary size of generated code.

needs-triageThis issue may need triage. Remove it if it has been sufficiently triaged.This issue may need triage. Remove it if it has been sufficiently triaged.

Status: Open.

#143673 In rust-lang/rust;

· theemathas opened on Jul 9, 2025

<code>#[derive(CoercePointee)]</code> causes <code>[SOME_CONST; 0]</code> to execute <code>Drop</code>, but only if type is annotated.

A-const-evalArea: Constant evaluation, covers all const contexts (static, const fn, ...)Area: Constant evaluation, covers all const contexts (static, const fn, ...)

A-destructorsArea: Destructors (`Drop`, …)Area: Destructors (`Drop`, …)

A-zstArea: Zero-sized types (ZSTs).Area: Zero-sized types (ZSTs).

C-bugCategory: This is a bug.Category: This is a bug.

F-derive_coerce_pointeeFeature: RFC 3621's oft-renamed implementationFeature: RFC 3621's oft-renamed implementation

needs-triageThis issue may need triage. Remove it if it has been sufficiently triaged.This issue may need triage. Remove it if it has been sufficiently triaged.

Status: Open.

#143671 In rust-lang/rust;

· theemathas opened on Jul 9, 2025

AsyncDrop not called when type is inside Box

C-bugCategory: This is a bug.Category: This is a bug.

needs-triageThis issue may need triage. Remove it if it has been sufficiently triaged.This issue may need triage. Remove it if it has been sufficiently triaged.

Status: Open.

#143658 In rust-lang/rust;

· beepster4096 opened on Jul 8, 2025

False positive warning in <code>unused_parens</code> lint with dyn Trait returned from a closure

A-lintsArea: Lints (warnings about flaws in source code) such as unused_mut.Area: Lints (warnings about flaws in source code) such as unused_mut.

C-bugCategory: This is a bug.Category: This is a bug.

I-prioritizeIssue: Indicates that prioritization has been requested for this issue.Issue: Indicates that prioritization has been requested for this issue.

L-false-positiveLint: False positive (should not have fired).Lint: False positive (should not have fired).

L-unused_parensLint: unused_parensLint: unused_parens

regression-untriagedUntriaged performance or correctness regression.Untriaged performance or correctness regression.

T-compilerRelevant to the compiler team, which will review and decide on the PR/issue.Relevant to the compiler team, which will review and decide on the PR/issue.

Status: Open.

#143653 In rust-lang/rust;

· alexcrichton opened on Jul 8, 2025

<code>vec![[[[0i32; 16]; 16]; 16]; 0]</code> is not optimized

C-bugCategory: This is a bug.Category: This is a bug.

C-optimizationCategory: An issue highlighting optimization opportunities or PRs implementing suchCategory: An issue highlighting optimization opportunities or PRs implementing such

needs-triageThis issue may need triage. Remove it if it has been sufficiently triaged.This issue may need triage. Remove it if it has been sufficiently triaged.

Status: Open.

#143637 In rust-lang/rust;

· theemathas opened on Jul 8, 2025

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

A-incr-compArea: Incremental compilationArea: Incremental compilation

C-bugCategory: This is a bug.Category: This is a bug.

I-ICEIssue: The compiler panicked, giving an Internal Compilation Error (ICE) ❄️Issue: The compiler panicked, giving an Internal Compilation Error (ICE) ❄️

needs-triageThis issue may need triage. Remove it if it has been sufficiently triaged.This issue may need triage. Remove it if it has been sufficiently triaged.

S-needs-reproStatus: This issue has no reproduction and needs a reproduction to make progress.Status: This issue has no reproduction and needs a reproduction to make progress.

T-compilerRelevant to the compiler team, which will review and decide on the PR/issue.Relevant to the compiler team, which will review and decide on the PR/issue.

Status: Open.

#143626 In rust-lang/rust;

· mohoff opened on Jul 8, 2025

Rust panics over FFI break <code>std::exception_ptr</code> on Windows

C-bugCategory: This is a bug.Category: This is a bug.

needs-triageThis issue may need triage. Remove it if it has been sufficiently triaged.This issue may need triage. Remove it if it has been sufficiently triaged.

O-windowsOperating system: WindowsOperating system: Windows

Status: Open.

#143623 In rust-lang/rust;

· Fulgen301 opened on Jul 8, 2025

Compiler panic with a Box&lt;dyn std::error::Error&gt; in a future

C-bugCategory: This is a bug.Category: This is a bug.

I-ICEIssue: The compiler panicked, giving an Internal Compilation Error (ICE) ❄️Issue: The compiler panicked, giving an Internal Compilation Error (ICE) ❄️

needs-triageThis issue may need triage. Remove it if it has been sufficiently triaged.This issue may need triage. Remove it if it has been sufficiently triaged.

T-compilerRelevant to the compiler team, which will review and decide on the PR/issue.Relevant to the compiler team, which will review and decide on the PR/issue.

Status: Open.

#143618 In rust-lang/rust;

· kthui opened on Jul 7, 2025

<code>overflowing_literals</code> suggests invalid unicode character escape

A-suggestion-diagnosticsArea: Suggestions generated by the compiler applied by `cargo fix`Area: Suggestions generated by the compiler applied by `cargo fix`

C-bugCategory: This is a bug.Category: This is a bug.

D-invalid-suggestionDiagnostics: A structured suggestion resulting in incorrect code.Diagnostics: A structured suggestion resulting in incorrect code.

L-overflowing_literalsLint: overflowing_literalsLint: overflowing_literals

needs-triageThis issue may need triage. Remove it if it has been sufficiently triaged.This issue may need triage. Remove it if it has been sufficiently triaged.

Status: Open.

#143597 In rust-lang/rust;

· matthiaskrgr opened on Jul 7, 2025

Confusing lifetime error when using HRTB and closure

A-higher-rankedArea: Higher-ranked things (e.g., lifetimes, types, trait bounds aka HRTBs)Area: Higher-ranked things (e.g., lifetimes, types, trait bounds aka HRTBs)

A-implied-boundsArea: Implied bounds / inferred outlives-boundsArea: Implied bounds / inferred outlives-bounds

C-bugCategory: This is a bug.Category: This is a bug.

needs-triageThis issue may need triage. Remove it if it has been sufficiently triaged.This issue may need triage. Remove it if it has been sufficiently triaged.

T-typesRelevant to the types team, which will review and decide on the PR/issue.Relevant to the types team, which will review and decide on the PR/issue.

Status: Open.

#143588 In rust-lang/rust;

· silver-ymz opened on Jul 7, 2025

error[E0583]: file not found for module <code>bswap</code> - while building Rust beta with stage0 versino 1.88.0

C-bugCategory: This is a bug.Category: This is a bug.

I-prioritizeIssue: Indicates that prioritization has been requested for this issue.Issue: Indicates that prioritization has been requested for this issue.

needs-triageThis issue may need triage. Remove it if it has been sufficiently triaged.This issue may need triage. Remove it if it has been sufficiently triaged.

regression-from-stable-to-betaPerformance or correctness regression from stable to beta.Performance or correctness regression from stable to beta.

T-bootstrapRelevant to the bootstrap subteam: Rust's build system (x.py and src/bootstrap)Relevant to the bootstrap subteam: Rust's build system (x.py and src/bootstrap)

Status: Open.

#143576 In rust-lang/rust;

· psumbera opened on Jul 7, 2025

<code>./x suggest --run</code> produces incorrect test failure

C-bugCategory: This is a bug.Category: This is a bug.

T-bootstrapRelevant to the bootstrap subteam: Rust's build system (x.py and src/bootstrap)Relevant to the bootstrap subteam: Rust's build system (x.py and src/bootstrap)

Status: Open.

#143569 In rust-lang/rust;

· theemathas opened on Jul 7, 2025