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Experimental Tracking Issue for Heterogeneous Try Blocks

B-experimentalBlocker: In-tree experiment; RFC pending, not yet approved or unneeded (requires FCP to stabilize).Blocker: In-tree experiment; RFC pending, not yet approved or unneeded (requires FCP to stabilize).

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.

#149488 In rust-lang/rust;

· scottmcm opened on Nov 30, 2025

Tracking Issue for <code>pointer::cast_array</code>

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.

#144514 In rust-lang/rust;

· scottmcm opened on Jul 26, 2025

More principled tempdir usage by and between rustc, rustdoc and compiletest

A-compiletestArea: The compiletest test runnerArea: The compiletest test runner

A-test-infraArea: test infrastructure (may span bootstrap/compiletest/more)Area: test infrastructure (may span bootstrap/compiletest/more)

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

E-needs-investigationCall for partcipation: This issues needs some investigation to determine current statusCall for partcipation: This issues needs some investigation to determine current status

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)

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-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.

#138475 In rust-lang/rust;

· scottmcm opened on Mar 14, 2025

Tracking Issue for <code>ControlFlow::into_value</code>

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-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.

#137461 In rust-lang/rust;

· scottmcm opened on Feb 23, 2025

Tracking Issue for <code>unchecked_disjoint_bitor</code>

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-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.

#135758 In rust-lang/rust;

· scottmcm opened on Jan 20, 2025

Tracking issue for banning field projecting into <code>[rustc_layout_scalar_valid_range_*]</code> types (MCP807)

A-mir-optArea: MIR optimizationsArea: MIR optimizations

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-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.

WG-mir-optWorking group: MIR optimizationsWorking group: MIR optimizations

Status: Open.

#133652 In rust-lang/rust;

· scottmcm opened on Nov 29, 2024

Tracking Issue for <code>ascii::Char</code> (ACP 179)

A-UnicodeArea: UnicodeArea: Unicode

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-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.

#110998 In rust-lang/rust;

· scottmcm opened on Apr 29, 2023

Tracking Issue for <code>ptr::Alignment</code> type

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-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.

#102070 In rust-lang/rust;

· scottmcm opened on Sep 20, 2022

Tracking Issue for <code>extern "rust-cold"</code> ABI (feature <code>rust_cold_cc</code>)

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

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

Status: Open.

#97544 In rust-lang/rust;

· scottmcm opened on May 30, 2022

Tracking Issue for <code>Hasher::{write_str, write_length_prefix}</code> (<code>feature(hasher_prefixfree_extras)</code>)

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-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.

#96762 In rust-lang/rust;

· scottmcm opened on May 6, 2022

Tracking Issue for <code>ops::Yeet</code> (<code>feature(try_trait_v2_yeet)</code>)

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-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.

#96374 In rust-lang/rust;

· scottmcm opened on Apr 25, 2022

Tracking Issue for experimental <code>yeet</code> expressions (<code>feature(yeet_expr)</code>)

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.

#96373 In rust-lang/rust;

· scottmcm opened on Apr 25, 2022