Search results

Handling release notes for language guarantees made in the Reference

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

I-lang-docs-nominatedNominated for discussion during a lang-docs team meeting.Nominated for discussion during a lang-docs team meeting.

T-langRelevant to the language teamRelevant to the language team

T-lang-docsRelevant to the lang-docs team.Relevant to the lang-docs team.

T-releaseRelevant to the release subteam, which will review and decide on the PR/issue.Relevant to the release subteam, which will review and decide on the PR/issue.

Status: Open.

#156990 In rust-lang/rust;

· traviscross opened on May 26, 2026

Tracking Issue for read_le_be

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-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.

#156984 In rust-lang/rust;

· joshtriplett opened on May 26, 2026

Nighly no longer builds offline, fails in Vendoring sources to...

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-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.

#156982 In rust-lang/rust;

· AMDmi3 opened on May 26, 2026

Stale RUSTC_LOG with incremental compilation.

A-incr-compArea: Incremental compilationArea: Incremental compilation

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.

#156981 In rust-lang/rust;

· ChayimFriedman2 opened on May 26, 2026

normalizing impl headers before proving constraining projection where-clauses causes unnecessary errors due to param_env preference

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.

#156966 In rust-lang/rust;

· lcnr opened on May 26, 2026

Tracking Issue for global_asm! in statement positions

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

T-langRelevant to the language teamRelevant to the language team

Status: Open.

#156965 In rust-lang/rust;

· daxpedda opened on May 26, 2026

Tracking issue for MCP 990: Removing the unstable ptx linker flavor

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.

#156954 In rust-lang/rust;

· rustbot opened on May 26, 2026

CommandExt::exec writes to the global environment pointer while holding only a read lock

A-processArea: `std::process` and `std::env`Area: `std::process` and `std::env`

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.

#156951 In rust-lang/rust;

· qwaz opened on May 26, 2026

bootstrap parsing of bootstrap.toml doesn't handle dotted table names in some cases

A-bootstrap-configArea: bootstrap `config.toml` and the config systemArea: bootstrap `config.toml` and the config system

A-PythonArea: Python, like bootstrap/CI scripts or linters/formatters, etc.Area: Python, like bootstrap/CI scripts or linters/formatters, etc.

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.

#156948 In rust-lang/rust;

· ehuss opened on May 26, 2026

Poor codegen for _mm512_permutex2var_epi8 intrinsic on avx512vbmi

A-codegenArea: Code generationArea: Code generation

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.

#156946 In rust-lang/rust;

· Shnatsel opened on May 26, 2026

#![feature(generic_const_exprs)] with zerocopy crate causes spurious E0391 cycle error in cargo doc

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

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

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

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.

#156945 In rust-lang/rust;

· rktaxe opened on May 26, 2026

Tracking issue for release notes of #152443: NVPTX: Drop support for old architectures and old ISAs

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.

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-NVPTXTarget: the NVPTX LLVM backend for running rust on GPUs, https://llvm.org/docs/NVPTXUsage.htmlTarget: the NVPTX LLVM backend for running rust on GPUs, https://llvm.org/docs/NVPTXUsage.html

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-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.

#156938 In rust-lang/rust;

· rustbot opened on May 25, 2026

·  

1.97.0