Search results

ICE <code>line_index &lt; lines.len()</code>

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.

#148684 In rust-lang/rust;

· matthiaskrgr opened on Nov 8, 2025

<code>vec::IntoIter::{nth_back,advance_back_by}</code> creates unaligned reference for ZST with alignment greater than 1

A-alignArea: alignment control (`repr(align(N))` and so on)Area: alignment control (`repr(align(N))` and so on)

A-iteratorsArea: IteratorsArea: Iterators

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

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.

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.

#148682 In rust-lang/rust;

· theemathas opened on Nov 8, 2025

codegen-units=1 + LTO causes 3-5% performance regression for sequential code

A-LLVMArea: Code generation parts specific to LLVM. Both correctness bugs and optimization-related issues.Area: Code generation parts specific to LLVM. Both correctness bugs and optimization-related issues.

A-LTOArea: Link-time optimization (LTO)Area: Link-time optimization (LTO)

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

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

Status: Open.

#148670 In rust-lang/rust;

· naoNao89 opened on Nov 7, 2025

Support linting c-like fn calls that take pointer-to-slice and length

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

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.

D-papercutDiagnostics: An error or lint that needs small tweaks.Diagnostics: An error or lint that needs small tweaks.

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.

#148664 In rust-lang/rust;

· estebank opened on Nov 7, 2025

<code>Vec::into_flattened()</code> may overflow <code>isize::MAX</code> with ZST

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.

#148661 In rust-lang/rust;

· leftmostcat opened on Nov 7, 2025

Tracking issue for MCP 938: Use v0 mangling by default on nightly

B-MCP-approvedBlocker: Approved by an accepted MCP but not yet fully implemented.Blocker: Approved by an accepted MCP but not yet fully implemented.

C-tracking-issueCategory: An issue tracking the progress of sth. like the implementation of an RFCCategory: An issue tracking the progress of sth. like the implementation of an RFC

S-tracking-unimplementedStatus: The feature has not been implemented.Status: The feature has not been implemented.

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.

#148659 In rust-lang/rust;

· rustbot opened on Nov 7, 2025

Hang in custom Vec

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

fixed-by-next-solverFixed by the next-generation trait solver, `-Znext-solver`.Fixed by the next-generation trait solver, `-Znext-solver`.

I-hangIssue: The compiler never terminates, due to infinite loops, deadlock, livelock, etc.Issue: The compiler never terminates, due to infinite loops, deadlock, livelock, etc.

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-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-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.

#148653 In rust-lang/rust;

· ym-xie opened on Nov 7, 2025

[rustdoc] <code>html::format::print_anchor</code> doesn't handle fields of fields correctly

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

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.

Status: Open.

#148648 In rust-lang/rust;

· GuillaumeGomez opened on Nov 7, 2025

Tracking issue for MCP 929: Omit suggestions when spans overlap

B-MCP-approvedBlocker: Approved by an accepted MCP but not yet fully implemented.Blocker: Approved by an accepted MCP but not yet fully implemented.

C-tracking-issueCategory: An issue tracking the progress of sth. like the implementation of an RFCCategory: An issue tracking the progress of sth. like the implementation of an RFC

S-tracking-unimplementedStatus: The feature has not been implemented.Status: The feature has not been implemented.

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.

#148645 In rust-lang/rust;

· rustbot opened on Nov 7, 2025

ICE: Multi-file diagnostic: Patch span is beyond the end of buffer

A-macrosArea: All kinds of macros (custom derive, macro_rules!, proc macros, ..)Area: All kinds of macros (custom derive, macro_rules!, proc macros, ..)

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-imprecise-spansDiagnostics: spans don't point to exactly the erroneous codeDiagnostics: spans don't point to exactly the erroneous code

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.

#148643 In rust-lang/rust;

· Jarcho opened on Nov 7, 2025

Add support for AArch64 Pointer Authentication ABI in Rust

A-ABIArea: Concerning the application binary interface (ABI)Area: Concerning the application binary interface (ABI)

C-feature-requestCategory: A feature request, i.e: not implemented / a PR.Category: A feature request, i.e: not implemented / a PR.

O-AArch64Armv8-A or later processors in AArch64 modeArmv8-A or later processors in AArch64 mode

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.

#148640 In rust-lang/rust;

· asl opened on Nov 7, 2025

Meta tracking issue for flaky tests

A-testsuiteArea: The testsuite used to check the correctness of rustcArea: The testsuite used to check the correctness of rustc

C-tracking-issueCategory: An issue tracking the progress of sth. like the implementation of an RFCCategory: An issue tracking the progress of sth. like the implementation of an RFC

I-flaky-testIssue: A test is flaky/unreliable/spuriously failsIssue: A test is flaky/unreliable/spuriously fails

T-clippyRelevant to the Clippy team.Relevant to the Clippy team.

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-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.

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.

Status: Open.

#148635 In rust-lang/rust;

· jieyouxu opened on Nov 7, 2025