Search results

Lint on <code>black_box</code>ing ZSTs

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.

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

C-enhancementCategory: An issue proposing an enhancement or a PR with one.Category: An issue proposing an enhancement or a PR with one.

E-mediumCall for participation: Medium difficulty. Experience needed to fix: Intermediate.Call for participation: Medium difficulty. Experience needed to fix: Intermediate.

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.

#137658 In rust-lang/rust;

· tgross35 opened on Feb 26, 2025

It should be possible to get a mutable reference to a ZST literal

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

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.

#103821 In rust-lang/rust;

· joshlf opened on Oct 31, 2022

Pointer equality of ZST in debug build is inconsistent with that in release build

A-raw-pointersArea: raw pointers, MaybeUninit, NonNullArea: raw pointers, MaybeUninit, NonNull

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

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

Status: Open.

#87477 In rust-lang/rust;

· danieljl opened on Jul 26, 2021

Warn when using <code>[foo; 0]</code> where <code>foo</code> is a non-const expression that evaluates to a <code>Drop</code> type

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

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

T-langRelevant to the language teamRelevant to the language team

Status: Open.

#79580 In rust-lang/rust;

· bstrie opened on Nov 30, 2020

Transmute from one function pointer to another produces "can't transmute zero-sized type"

A-diagnosticsArea: Messages for errors, warnings, and lintsArea: Messages for errors, warnings, and lints

A-raw-pointersArea: raw pointers, MaybeUninit, NonNullArea: raw pointers, MaybeUninit, NonNull

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

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

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.

#75959 In rust-lang/rust;

· belkadan opened on Aug 26, 2020

RawVec stores a capacity field even if T is zero-sized

A-layoutArea: Memory layout of typesArea: Memory layout of types

A-specializationArea: Trait impl specializationArea: Trait impl specialization

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

C-feature-acceptedCategory: A feature request that has been accepted pending implementation.Category: A feature request that has been accepted pending implementation.

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

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.

I-slowIssue: Problems and improvements with respect to performance of generated code.Issue: Problems and improvements with respect to performance of generated code.

T-libs-apiRelevant to the library API team, which will review and decide on the PR/issue.Relevant to the library API team, which will review and decide on the PR/issue.

Status: Open.

#45431 In rust-lang/rust;

· gnzlbg opened on Oct 21, 2017

Should types that contain zero-length vectors of themselves be allowed?

A-arrayArea: `[T; N]`Area: `[T; N]`

A-type-systemArea: Type systemArea: Type system

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

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

T-langRelevant to the language teamRelevant to the language team

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.

#11924 In rust-lang/rust;

· isabelmu opened on Jan 30, 2014