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aarch64-unknown-none-softfloat: ABI unsoundness when enabling "neon" feature

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

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.

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

I-prioritizeIssue: Indicates that prioritization has been requested for this issue.Issue: Indicates that prioritization has been requested for this issue.

I-unsoundIssue: A soundness hole (worst kind of bug), see: https://en.wikipedia.org/wiki/SoundnessIssue: A soundness hole (worst kind of bug), see: https://en.wikipedia.org/wiki/Soundness

O-AArch64Armv8-A or later processors in AArch64 modeArmv8-A or later processors in AArch64 mode

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.

#134375 In rust-lang/rust;

· RalfJung opened on Dec 16, 2024

· Updated on Dec 31, 2024

gdb on aarch64-unknown-linux-gnu/windows-gnu cannot print unused by-value non-immediate arguments

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.

A-debuginfoArea: Debugging information in compiled programs (DWARF, PDB, etc.)Area: Debugging information in compiled programs (DWARF, PDB, etc.)

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

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

O-AArch64Armv8-A or later processors in AArch64 modeArmv8-A or later processors in AArch64 mode

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.

WG-debuggingWorking group: Bad Rust debugging experiencesWorking group: Bad Rust debugging experiences

Status: Open.

#128973 In rust-lang/rust;

· saethlin opened on Aug 11, 2024

· Updated on Dec 23, 2024

Build failure with llvm 19

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.

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.

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

O-AArch64Armv8-A or later processors in AArch64 modeArmv8-A or later processors in AArch64 mode

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)

requires-custom-configThis issue requires custom config/build for rustc in some wayThis issue requires custom config/build for rustc in some way

Status: Open.

#132896 In rust-lang/rust;

· blackcross86 opened on Nov 11, 2024

· Updated on Dec 23, 2024

Latest nightly binary is broken on aarch64 Asahi ("unsupported system page size")

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

I-compilememIssue: Problems and improvements with respect to memory usage during compilation.Issue: Problems and improvements with respect to memory usage during compilation.

O-AArch64Armv8-A or later processors in AArch64 modeArmv8-A or later processors in AArch64 mode

S-has-bisectionStatus: a bisection has been found for this issueStatus: a bisection has been found for this issue

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

Status: Open.

#134563 In rust-lang/rust;

· eggyal opened on Dec 20, 2024

· Updated on Dec 20, 2024

Build target arm64ec-pc-windows-msvc with -Zbuild-std got linking error.

-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

O-AArch64Armv8-A or later processors in AArch64 modeArmv8-A or later processors in AArch64 mode

O-windowsOperating system: WindowsOperating 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.

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

Status: Open.

#130020 In rust-lang/rust;

· Wyvern opened on Sep 6, 2024

· Updated on Dec 19, 2024

How should we handle matrix ABIs?

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

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

O-AArch64Armv8-A or later processors in AArch64 modeArmv8-A or later processors in AArch64 mode

O-PowerPCTarget: PowerPC processorsTarget: PowerPC processors

O-x86_64Target: x86-64 processors (like x86_64-*)Target: x86-64 processors (like x86_64-*)

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.

#133144 In rust-lang/rust;

· workingjubilee opened on Nov 17, 2024

· Updated on Dec 16, 2024

miri is incorrectly built with jemalloc on some targets

A-miriArea: The miri toolArea: The miri tool

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

O-AArch64Armv8-A or later processors in AArch64 modeArmv8-A or later processors in AArch64 mode

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.

#133748 In rust-lang/rust;

· pitust opened on Dec 2, 2024

· Updated on Dec 5, 2024

apple-m3 detected as the native CPU for nightly rustc on apple-m4

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-external-bugCategory: issue that is caused by bugs in software beyond our controlCategory: issue that is caused by bugs in software beyond our control

O-AArch64Armv8-A or later processors in AArch64 modeArmv8-A or later processors in AArch64 mode

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

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.

#133414 In rust-lang/rust;

· mmizutani opened on Nov 24, 2024

· Updated on Nov 25, 2024

Tracking issue for release notes of #130614: Add arm64e-apple-tvos target

O-AArch64Armv8-A or later processors in AArch64 modeArmv8-A or later processors in AArch64 mode

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

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.

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.

Status: Open.

#133308 In rust-lang/rust;

· rustbot opened on Nov 21, 2024

· Updated on Nov 22, 2024

 ·  

1.83.0

How should we handle dynamic vector ABIs?

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

A-SIMDArea: SIMD (Single Instruction Multiple Data)Area: SIMD (Single Instruction Multiple Data)

E-needs-designThis issue needs exploration and design to see how and if we can fix/implement itThis issue needs exploration and design to see how and if we can fix/implement it

O-AArch64Armv8-A or later processors in AArch64 modeArmv8-A or later processors in AArch64 mode

O-riscvTarget: RISC-V architectureTarget: RISC-V architecture

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.

#133146 In rust-lang/rust;

· workingjubilee opened on Nov 17, 2024

· Updated on Nov 18, 2024

thread_local! initialization code panics on some aarch64-apple-darwin envs, works on others

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

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

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

O-AArch64Armv8-A or later processors in AArch64 modeArmv8-A or later processors in AArch64 mode

O-macosOperating system: macOSOperating system: macOS

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.

#132704 In rust-lang/rust;

· dj8yfo opened on Nov 6, 2024

· Updated on Nov 14, 2024

Floating point comparisons are miscompiled for signalling NaN inputs on AArch64

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.

A-floating-pointArea: Floating point numbers and arithmeticArea: Floating point numbers and arithmetic

C-external-bugCategory: issue that is caused by bugs in software beyond our controlCategory: issue that is caused by bugs in software beyond our control

I-miscompileIssue: Correct Rust code lowers to incorrect machine codeIssue: Correct Rust code lowers to incorrect machine code

I-unsoundIssue: A soundness hole (worst kind of bug), see: https://en.wikipedia.org/wiki/SoundnessIssue: A soundness hole (worst kind of bug), see: https://en.wikipedia.org/wiki/Soundness

O-AArch64Armv8-A or later processors in AArch64 modeArmv8-A or later processors in AArch64 mode

P-highHigh priorityHigh priority

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.

WG-llvmWorking group: LLVM backend code generationWorking group: LLVM backend code generation

regression-from-stable-to-stablePerformance or correctness regression from one stable version to another.Performance or correctness regression from one stable version to another.

Status: Open.

#110174 In rust-lang/rust;

· thomcc opened on Apr 11, 2023

· Updated on Nov 13, 2024