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autodiff incorrectly applies fat-lto to proc-macro crate.

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

E-easyCall for participation: Easy difficulty. Experience needed to fix: Not much. Good first issue.Call for participation: Easy difficulty. Experience needed to fix: Not much. Good first issue.

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

Status: Open.

#147487 In rust-lang/rust;

· ZuseZ4 opened on Oct 8, 2025

Split <code>std::batching</code> out of <code>std::autodiff</code> to enable AoS and SoA vectorization.

A-frontendArea: Compiler frontend (errors, parsing and HIR)Area: Compiler frontend (errors, parsing and HIR)

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

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

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

Status: Open.

Feature Request

#145900 In rust-lang/rust;

· ZuseZ4 opened on Aug 26, 2025

Add <code>std::autodiff</code> and Rust to the Enzyme CI

A-CIArea: Our Github Actions CIArea: Our Github Actions CI

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

E-easyCall for participation: Easy difficulty. Experience needed to fix: Not much. Good first issue.Call for participation: Easy difficulty. Experience needed to fix: Not much. Good first issue.

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

Status: Open.

Enhancement

#145899 In rust-lang/rust;

· ZuseZ4 opened on Aug 26, 2025

“Enzyme: No forward mode derivative found” when using function that calls autodiff-generated function inside closure

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

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

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.

#143516 In rust-lang/rust;

· SabrinaJewson opened on Jul 6, 2025

Enzyme should be loaded on-demand at runtime

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.

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

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

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

Status: Open.

Enhancement

#143295 In rust-lang/rust;

· workingjubilee opened on Jul 1, 2025

Error building rustc on M2 chip MacBook

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

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

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.

#142349 In rust-lang/rust;

· TheDeveloper101 opened on Jun 11, 2025

Fix autodiff builds on Apple CI

A-CIArea: Our Github Actions CIArea: Our Github Actions CI

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

E-easyCall for participation: Easy difficulty. Experience needed to fix: Not much. Good first issue.Call for participation: Easy difficulty. Experience needed to fix: Not much. Good first issue.

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

O-appleOperating system: Apple (macOS, iOS, tvOS, visionOS, watchOS)Operating system: Apple (macOS, iOS, tvOS, visionOS, watchOS)

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.

Bug

#140137 In rust-lang/rust;

· ZuseZ4 opened on Apr 22, 2025

Build autodiff with download-ci-llvm=true

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

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

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

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.

#139779 In rust-lang/rust;

· ZuseZ4 opened on Apr 14, 2025

Add error handling for incorrect activities in Forward mode autodiff

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

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

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

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.

#139590 In rust-lang/rust;

· vayunbiyani opened on Apr 9, 2025

Migrate #[autodiff] and #[rustc_autodiff] to the new attribute parser.

A-attributesArea: Attributes (`#[…]`, `#![…]`)Area: Attributes (`#[…]`, `#![…]`)

A-docsArea: Documentation for any part of the project, including the compiler, standard library, and toolsArea: Documentation for any part of the project, including the compiler, standard library, and tools

C-cleanupCategory: PRs that clean code up or issues documenting cleanup.Category: PRs that clean code up or issues documenting cleanup.

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

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.

#137774 In rust-lang/rust;

· ZuseZ4 opened on Feb 28, 2025

std::autodiff does not work in dependencies

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

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

Status: Open.

#137520 In rust-lang/rust;

· ZuseZ4 opened on Feb 24, 2025

Tracking Issue for autodiff

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

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

T-langRelevant to the language teamRelevant to the language team

Status: Open.

#124509 In rust-lang/rust;

· traviscross opened on Apr 29, 2024