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Autodiff with <code>-Zbuild-std=core</code> causes “Expected __enzyme function to have 'noinline' before adding 'alwaysinline'”

-Zbuild-stdUnstable Cargo option: Compile the standard library yourself.Unstable Cargo option: Compile the standard library yourself.

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.

#143994 In rust-lang/rust;

· SabrinaJewson opened on Jul 15, 2025

unresolved symbol <code>rdl_oom</code> when compiling <code>cdylib</code> crate with <code>no_global_oom_handling</code> on <code>pc-windows-msvc</code> target

-Zbuild-stdUnstable Cargo option: Compile the standard library yourself.Unstable Cargo option: Compile the standard library yourself.

A-allocatorsArea: Custom and system allocatorsArea: Custom and system allocators

A-linkageArea: linking into static, shared libraries and binariesArea: linking into static, shared libraries and binaries

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

O-windows-msvcToolchain: MSVC, Operating system: WindowsToolchain: MSVC, Operating system: Windows

requires-nightlyThis issue requires a nightly compiler in some way.This issue requires a nightly compiler in some way.

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.

Status: Open.

#138758 In rust-lang/rust;

· wmmc88 opened on Mar 20, 2025

lld linker error on mips64[el] linux targets.

-Zbuild-stdUnstable Cargo option: Compile the standard library yourself.Unstable Cargo option: Compile the standard library yourself.

A-crossArea: Cross compilationArea: Cross compilation

S-needs-reproStatus: This issue has no reproduction and needs a reproduction to make progress.Status: This issue has no reproduction and needs a reproduction to make progress.

Status: Open.

#138479 In rust-lang/rust;

· Wyvern opened on Mar 14, 2025

<code>-Zbuild-std</code> shouldn't explode on compiler-builtins fragility

-Zbuild-stdUnstable Cargo option: Compile the standard library yourself.Unstable Cargo option: Compile the standard library yourself.

A-linkageArea: linking into static, shared libraries and binariesArea: linking into static, shared libraries and binaries

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.

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.

#137222 In rust-lang/rust;

· 0xdeafbeef opened on Feb 18, 2025

<code>raw-dylib</code> usage in std broke thumbv7a-*-windows-msvc targets

-Zbuild-stdUnstable Cargo option: Compile the standard library yourself.Unstable Cargo option: Compile the standard library yourself.

A-crossArea: Cross compilationArea: Cross compilation

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

I-crashIssue: The compiler crashes (SIGSEGV, SIGABRT, etc). Use I-ICE instead when the compiler panics.Issue: The compiler crashes (SIGSEGV, SIGABRT, etc). Use I-ICE instead when the compiler panics.

O-windows-msvcToolchain: MSVC, Operating system: WindowsToolchain: MSVC, Operating system: Windows

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.

#134565 In rust-lang/rust;

· bdbai opened on Dec 20, 2024

Compiling <code>no_std</code> for <code>i686-pc-windows-gnu</code> ignores <code>panic=abort</code>

-Zbuild-stdUnstable Cargo option: Compile the standard library yourself.Unstable Cargo option: Compile the standard library yourself.

A-crossArea: Cross compilationArea: Cross compilation

A-panicArea: Panicking machineryArea: Panicking machinery

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

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

O-x86_32Target: x86 processors, 32 bit (like i686-*) (also known as IA-32, i386, i586, i686)Target: x86 processors, 32 bit (like i686-*) (also known as IA-32, i386, i586, i686)

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.

#133826 In rust-lang/rust;

· Irate-Walrus opened on Dec 3, 2024

Add codegen test(s) for -Zbuild-std-features=panic_immediate_abort

-Zbuild-stdUnstable Cargo option: Compile the standard library yourself.Unstable Cargo option: Compile the standard library yourself.

A-panicArea: Panicking machineryArea: Panicking machinery

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

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.

#118393 In rust-lang/rust;

· saethlin opened on Nov 27, 2023

[rustdoc] When using <code>-Zbuild-std</code>, documentation does not link to <code>core</code>/<code>std</code> and does not attempt to build docs for them

-Zbuild-stdUnstable Cargo option: Compile the standard library yourself.Unstable Cargo option: Compile the standard library yourself.

A-rustdoc-uiArea: Rustdoc UI (generated HTML)Area: Rustdoc UI (generated HTML)

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

requires-nightlyThis issue requires a nightly compiler in some way.This issue requires a nightly compiler in some way.

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.

#116716 In rust-lang/rust;

· ThePuzzlemaker opened on Oct 14, 2023

Core build is broken when using build-std with custom cross-compile target

-Zbuild-stdUnstable Cargo option: Compile the standard library yourself.Unstable Cargo option: Compile the standard library yourself.

A-crossArea: Cross compilationArea: Cross compilation

A-target-featureArea: Enabling/disabling target features like AVX, Neon, etc.Area: Enabling/disabling target features like AVX, Neon, etc.

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

requires-nightlyThis issue requires a nightly compiler in some way.This issue requires a nightly compiler in some way.

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.

#81516 In rust-lang/rust;

· KernelFreeze opened on Jan 29, 2021