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segmentation fault when using async_drop feature

A-async-awaitArea: Async & AwaitArea: Async & Await

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

F-async_drop`#![feature(async_drop)]``#![feature(async_drop)]`

I-miscompileIssue: Correct Rust code lowers to incorrect machine codeIssue: Correct Rust code lowers to incorrect machine code

I-unsoundIssue: A soundness hole (worst kind of bug), see: https://en.wikipedia.org/wiki/SoundnessIssue: A soundness hole (worst kind of bug), see: https://en.wikipedia.org/wiki/Soundness

requires-nightlyThis issue requires a nightly compiler in some way.This issue requires a nightly compiler in some way.

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.

#142572 In rust-lang/rust;

· Sherlock-Holo opened on Jun 16, 2025

ICE in tail_expr_drop_order lint

A-async-awaitArea: Async & AwaitArea: Async & Await

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

requires-debug-assertionsThis issue requires a build of rustc or tooling with debug-assertions in some wayThis issue requires a build of rustc or tooling with debug-assertions in some way

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.

#142155 In rust-lang/rust;

· matthiaskrgr opened on Jun 7, 2025

<code>closure-returning-async-block</code> suggestion causes <code>does not live long enough</code> error

A-async-awaitArea: Async & AwaitArea: Async & Await

A-async-closures`async || {}``async || {}`

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

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.

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.

#142145 In rust-lang/rust;

· matthiaskrgr opened on Jun 7, 2025

Making trait method <code>async</code> causes inference failure (E0790)

A-async-awaitArea: Async & AwaitArea: Async & Await

A-inferenceArea: Type inferenceArea: Type inference

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.

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.

#140987 In rust-lang/rust;

· benschulz opened on May 14, 2025

Polymorphic recursion in async fn gives "queries overflow the depth limit" error

A-async-awaitArea: Async & AwaitArea: Async & Await

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

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

I-cycleIssue: A query cycle occurred while none was expectedIssue: A query cycle occurred while none was expected

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.

#140728 In rust-lang/rust;

· theemathas opened on May 7, 2025

stack overflow while compiling async recursion

A-async-awaitArea: Async & AwaitArea: Async & Await

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

I-compilememIssue: Problems and improvements with respect to memory usage during compilation.Issue: Problems and improvements with respect to memory usage during compilation.

I-crashIssue: The compiler crashes (SIGSEGV, SIGABRT, etc). Use I-ICE instead when the compiler panics.Issue: The compiler crashes (SIGSEGV, SIGABRT, etc). Use I-ICE instead when the compiler panics.

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.

#140725 In rust-lang/rust;

· ehaydenr opened on May 6, 2025

consts in dead monomorphic async fn are never evaluated

A-async-awaitArea: Async & AwaitArea: Async & Await

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

A-monomorphizationArea: MonomorphizationArea: Monomorphization

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.

T-langRelevant to the language teamRelevant to the language team

Status: Open.

#140655 In rust-lang/rust;

· moxian opened on May 5, 2025

Poor suggestion for <code>async || {}</code> in place of <code>async {}</code>

A-async-awaitArea: Async & AwaitArea: Async & Await

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

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.

#140265 In rust-lang/rust;

· meithecatte opened on Apr 24, 2025

[bug] When I Use tauri-plugin-http and reqwest either, I got a panic

A-async-awaitArea: Async & AwaitArea: Async & Await

A-auto-traitsArea: auto traits (e.g., `auto trait Send {}`)Area: auto traits (e.g., `auto trait Send {}`)

A-coercionsArea: implicit and explicit `expr as Type` coercionsArea: implicit and explicit `expr as Type` coercions

A-dyn-traitArea: trait objects, vtable layoutArea: trait objects, vtable layout

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) ❄️

P-mediumMedium priorityMedium priority

regression-from-stable-to-stablePerformance or correctness regression from one stable version to another.Performance or correctness regression from one stable version to another.

S-has-bisectionStatus: A bisection has been found for this issueStatus: A bisection has been found for this issue

S-has-mcveStatus: A Minimal Complete and Verifiable Example has been found for this issueStatus: A Minimal Complete and Verifiable Example has been found for this issue

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.

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.

#138274 In rust-lang/rust;

· Wan9xy opened on Mar 9, 2025

Migrating from <code>Fn -&gt; impl Future</code> to <code>AsyncFn</code> breaks Send

A-async-awaitArea: Async & AwaitArea: Async & Await

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.

#137698 In rust-lang/rust;

· smessmer opened on Feb 27, 2025

"implementation is not general enough" even if only <code>'static</code> is used.

A-async-awaitArea: Async & AwaitArea: Async & Await

A-borrow-checkerArea: The borrow checkerArea: The borrow checker

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.

#136726 In rust-lang/rust;

· tisonkun opened on Feb 8, 2025

Async function calls not optimized out

A-async-awaitArea: Async & AwaitArea: Async & Await

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

E-needs-mcveCall for participation: This issue has a repro, but needs a Minimal Complete and Verifiable ExampleCall for participation: This issue has a repro, but needs a Minimal Complete and Verifiable Example

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.

#135468 In rust-lang/rust;

· swenson opened on Jan 14, 2025