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Provide a better error on anonymous parameters in unexpected locations

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

A-parserArea: The lexing & parsing of Rust source code to an ASTArea: The lexing & parsing of Rust source code to an AST

D-terseDiagnostics: An error or lint that doesn't give enough information about the problem at hand.Diagnostics: An error or lint that doesn't give enough information about the problem at hand.

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.

#120357 In rust-lang/rust;

· thomcc opened on Jan 26, 2024

Figure out what the stdlib should do about apple's new required reason manifest.

O-iosOperating system: iOSOperating system: iOS

O-macosOperating system: macOSOperating system: macOS

O-tvosOperating system: tvOS (including simulator)Operating system: tvOS (including simulator)

O-watchosOperating System: watchOSOperating System: watchOS

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.

#114186 In rust-lang/rust;

· thomcc opened on Jul 28, 2023

Improve <code>core::intrinsics::black_box</code> output.

A-codegenArea: Code generationArea: Code generation

A-intrinsicsArea: IntrinsicsArea: Intrinsics

C-enhancementCategory: An issue proposing an enhancement or a PR with one.Category: An issue proposing an enhancement or a PR with one.

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.

#99899 In rust-lang/rust;

· thomcc opened on Jul 29, 2022

Ignore gitignored files in tidy's file counting

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

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

Status: Open.

#98797 In rust-lang/rust;

· thomcc opened on Jul 2, 2022

<code>x.py bench</code> should consider warning/informing the user if they have a configuration that may produce slower/inaccurate benchmakrs

A-contributor-roadblockArea: Makes things more difficult for new or seasoned contributors to RustArea: Makes things more difficult for new or seasoned contributors to Rust

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.

#93683 In rust-lang/rust;

· thomcc opened on Feb 5, 2022

Check target definitions to see if more should have <code>cfg(target_thread_local)</code> enabled.

A-thread-localsArea: Thread local storage (TLS)Area: Thread local storage (TLS)

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

O-dragonflyOperating system: DragonFly BSDOperating system: DragonFly BSD

O-freebsdOperating system: FreeBSDOperating system: FreeBSD

O-netbsdOperating system: NetBSDOperating system: NetBSD

O-openbsdOperating system: OpenBSDOperating system: OpenBSD

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

Status: Open.

#91659 In rust-lang/rust;

· thomcc opened on Dec 8, 2021

Several trivial <code>Vec&lt;T&gt;</code> methods (deref, as_ref, etc) end up in compiled output when optimizing for size.

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.

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.

#89389 In rust-lang/rust;

· thomcc opened on Sep 30, 2021

<code>thread_local!</code> dtor registration can pass wrong <code>__dso_handle</code> if dynamically linked

A-thread-localsArea: Thread local storage (TLS)Area: Thread local storage (TLS)

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.

#88737 In rust-lang/rust;

· thomcc opened on Sep 8, 2021

Tracking Issue for <code>#![feature(c_size_t)]</code> (<code>std::os::raw::c_size_t</code>/<code>std::os::raw::c_ssize_t</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.

#88345 In rust-lang/rust;

· thomcc opened on Aug 25, 2021

Ignored doctests are run with <code>cargo test -- --ignored</code>.

A-doctestsArea: Documentation tests, run by rustdocArea: Documentation tests, run by rustdoc

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.

#87586 In rust-lang/rust;

· thomcc opened on Jul 29, 2021

<code>dsymutil</code> hits SIGBUS during <code>cargo build</code>, and spams warnings like "could not find object file symbol for symbol"

A-codegenArea: Code generationArea: Code generation

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.

#84849 In rust-lang/rust;

· thomcc opened on May 3, 2021

Rustc unable to see through Vec/RawVec abstraction for <code>push</code> (and other cases)

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

I-slowIssue: Problems and improvements with respect to performance of generated code.Issue: Problems and improvements with respect to performance of generated code.

Status: Open.

#84542 In rust-lang/rust;

· thomcc opened on Apr 25, 2021