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catch_unwind doesn't catch non-C++ exceptions on wasm

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.

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

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-wasmTarget: WASM (WebAssembly), http://webassembly.org/Target: WASM (WebAssembly), http://webassembly.org/

WG-ffi-unwindWorking group: FFI unwindWorking group: FFI unwind

Status: Open.

#148273 In rust-lang/rust;

· bjorn3 opened on Oct 29, 2025

Path::strip_prefix() improperly strips trailing slash

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-libsRelevant to the library team, which will review and decide on the PR/issue.Relevant to the library team, which will review and decide on the PR/issue.

Status: Open.

#148267 In rust-lang/rust;

· MikkelPaulson opened on Oct 29, 2025

Compiler unit tests are never run in CI

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.

#148266 In rust-lang/rust;

· jyn514 opened on Oct 29, 2025

Confusing diagnostic: async closure type mismatch

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.

#148260 In rust-lang/rust;

· VorpalBlade opened on Oct 29, 2025

Tracking issue for release notes of #148176: [rustdoc] Include attribute and derive macros when filtering on "macros"

A-rustdoc-searchArea: Rustdoc's search featureArea: Rustdoc's search feature

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.

relnotesMarks issues that should be documented in the release notes of the next release.Marks issues that should be documented in the release notes of the next release.

relnotes-tracking-issueMarks issues tracking what text to put in release notes.Marks issues tracking what text to put in release notes.

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

T-rustdoc-frontendRelevant to the rustdoc-frontend team, which will review and decide on the web UI/UX output.Relevant to the rustdoc-frontend team, which will review and decide on the web UI/UX output.

Status: Open.

#148258 In rust-lang/rust;

· rustbot opened on Oct 29, 2025

Flaky "failed to remove temporary directory" 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.

#148257 In rust-lang/rust;

· anforowicz opened on Oct 29, 2025

error[E0275]: overflow evaluating the requirement

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.

#148255 In rust-lang/rust;

· dxvid-pts opened on Oct 29, 2025

Should <code>const FnMut</code> require <code>const FnOnce</code>?

A-closuresArea: Closures (`|…| { … }`)Area: Closures (`|…| { … }`)

C-discussionCategory: Discussion or questions that doesn't represent real issues.Category: Discussion or questions that doesn't represent real issues.

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

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

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.

#148251 In rust-lang/rust;

· theemathas opened on Oct 29, 2025

Core crate doesn't support panic="abort" in 1.90 wasm32-unknown-emscripten

A-panicArea: Panicking machineryArea: Panicking machinery

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

E-needs-designThis issue needs exploration and design to see how and if we can fix/implement itThis issue needs exploration and design to see how and if we can fix/implement it

O-emscriptenTarget: 50% off wasm32-unknown-musl. the savings come out of stdio.h, but hey, you get SDL!Target: 50% off wasm32-unknown-musl. the savings come out of stdio.h, but hey, you get SDL!

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-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.

#148246 In rust-lang/rust;

· curiousdannii opened on Oct 29, 2025

Typography: Sentence-ending punctuation (e.g., period) appears at the start of a new line.

A-rustdoc-uiArea: Rustdoc UI (generated HTML)Area: Rustdoc UI (generated HTML)

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

T-rustdoc-frontendRelevant to the rustdoc-frontend team, which will review and decide on the web UI/UX output.Relevant to the rustdoc-frontend team, which will review and decide on the web UI/UX output.

Status: Open.

#148254 In rust-lang/rust;

· zxzxovo opened on Oct 29, 2025

cargo run ok in release mode, not in dev mode.

A-linkersArea: linkers... you gotta love linkersArea: linkers... you gotta love linkers

C-external-bugCategory: issue that is caused by bugs in software beyond our controlCategory: issue that is caused by bugs in software beyond our control

O-windows-gnuToolchain: GNU, Operating system: WindowsToolchain: GNU, Operating system: Windows

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.

#148242 In rust-lang/rust;

· Bubbl3Bi opened on Oct 29, 2025

explicit_tail_calls misorders sret argument, breaking ABI for <code>become</code> calls

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

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

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

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

requires-incomplete-featuresThis issue requires the use of incomplete features.This issue requires the use of incomplete features.

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.

#148239 In rust-lang/rust;

· InvalidPathException opened on Oct 29, 2025