Search results

ICE: abi_map: None

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

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

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

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.

#142107 In rust-lang/rust;

· matthiaskrgr opened on Jun 6, 2025

1

5 comments

Parameter ABI inconsistency error in Rust for RISC-V

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

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

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.

#141972 In rust-lang/rust;

· YingkaiLi-VM opened on Jun 3, 2025

VaList<'_> does not carry its ABI in its type

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

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

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

T-langRelevant to the language teamRelevant to the language team

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.

#141618 In rust-lang/rust;

· workingjubilee opened on May 26, 2025

7 comments

Tracking Issue for abi_custom

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

A-inline-assemblyArea: Inline assembly (`asm!(…)`)Area: Inline assembly (`asm!(…)`)

A-nakedArea: `#[naked]`, prologue and epilogue-free, functions, https://git.io/vAzzSArea: `#[naked]`, prologue and epilogue-free, functions, https://git.io/vAzzS

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.

#140829 In rust-lang/rust;

· folkertdev opened on May 8, 2025

Optimization regression: array argument somehow produces null check?

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

A-codegenArea: Code generationArea: Code generation

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.

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.

#139415 In rust-lang/rust;

· alex opened on Apr 5, 2025

5 comments

ICE: Architecture x86_64 does not support GpuKernel calling convention

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.

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

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

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

S-bug-has-testStatus: This bug is tracked inside the repo by a `known-bug` test.Status: This bug is tracked inside the repo by a `known-bug` test.

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.

#138738 In rust-lang/rust;

· matthiaskrgr opened on Mar 20, 2025

2

3 comments



f16 and f128 have non-trivial ABI requirements on some targets

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

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

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

F-f16_and_f128`#![feature(f16)]`, `#![feature(f128)]``#![feature(f16)]`, `#![feature(f128)]`

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.

#138616 In rust-lang/rust;

· RalfJung opened on Mar 17, 2025

1 comment

Tracking issue for unsupported_calling_conventions

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

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

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

I-lang-radarItems that are on lang's radar and will need eventual work or consideration.Items that are on lang's radar and will need eventual work or consideration.

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.

T-langRelevant to the language teamRelevant to the language team

Status: Open.

#137018 In rust-lang/rust;

· RalfJung opened on Feb 14, 2025

25 comments

Tracking Issue for extern_system_varargs

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

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-langRelevant to the language teamRelevant to the language team

Status: Open.

#136946 In rust-lang/rust;

· workingjubilee opened on Feb 12, 2025

14 comments

Add a test ensuring all our targets set the features required by their ABI.

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

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.

#136208 In rust-lang/rust;

· RalfJung opened on Jan 28, 2025

4 comments

NaNs are quieted on Emscripten

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

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

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

O-emscriptenTarget: 50% off wasm32-unknown-musl. the savings come out of stdio.h, but hey, you get SDL!Target: 50% off wasm32-unknown-musl. the savings come out of stdio.h, but hey, you get SDL!

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.

#136197 In rust-lang/rust;

· purplesyringa opened on Jan 28, 2025

2 comments

Tracking Issue for the gpu-kernel ABI

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.

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

O-amdgcnTarget: the Radeon 9001XT and suchTarget: the Radeon 9001XT and such

O-NVPTXTarget: the NVPTX LLVM backend for running rust on GPUs, https://llvm.org/docs/NVPTXUsage.htmlTarget: the NVPTX LLVM backend for running rust on GPUs, https://llvm.org/docs/NVPTXUsage.html

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-langRelevant to the language teamRelevant to the language team

Status: Open.

#135467 In rust-lang/rust;

· Flakebi opened on Jan 14, 2025

aarch64-unknown-none-softfloat: ABI unsoundness when enabling "neon" feature (tracking issue for aarch64_softfloat_neon)

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.

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

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

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

1

34 comments

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)

C-discussionCategory: Discussion or questions that doesn't represent real issues.Category: Discussion or questions that doesn't represent real issues.

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

How should we handle matrix ABIs?

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

C-discussionCategory: Discussion or questions that doesn't represent real issues.Category: Discussion or questions that doesn't represent real issues.

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-*) (also known as amd64 and x64)Target: x86-64 processors (like x86_64-*) (also known as amd64 and x64)

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

5 comments

How should we handle SPARC's vector ABI?

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)

C-discussionCategory: Discussion or questions that doesn't represent real issues.Category: Discussion or questions that doesn't represent real issues.

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-SPARCTarget: SPARC processorsTarget: SPARC processors

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.

#133141 In rust-lang/rust;

· workingjubilee opened on Nov 17, 2024

1 comment

Support calling functions with SIMD vectors that couldn't be used in the caller

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

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

T-opsemRelevant to the opsem teamRelevant to the opsem team

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

Status: Open.

#132865 In rust-lang/rust;

· RalfJung opened on Nov 10, 2024

2 comments

All interrupt ABIs should enforce either () or ! as return types

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

A-hardware-interruptsArea: Code for handling the "interrupt ABI" of various processorsArea: Code for handling the "interrupt ABI" of various processors

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.

F-abi_x86_interrupt

O-msp430

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

O-x86_32Target: x86 processors, 32 bit (like i686-*) (IA-32)Target: x86 processors, 32 bit (like i686-*) (IA-32)

O-x86_64Target: x86-64 processors (like x86_64-*) (also known as amd64 and x64)Target: x86-64 processors (like x86_64-*) (also known as amd64 and x64)

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.

#132841 In rust-lang/rust;

· workingjubilee opened on Nov 10, 2024

Directly calling "msp430-interrupt" fn should also be invalid

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

A-hardware-interruptsArea: Code for handling the "interrupt ABI" of various processorsArea: Code for handling the "interrupt ABI" of various processors

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.

O-msp430

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.

#132839 In rust-lang/rust;

· workingjubilee opened on Nov 10, 2024

Most extern "*-interrupt-*" fn should enforce 0-sized signatures

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

A-hardware-interruptsArea: Code for handling the "interrupt ABI" of various processorsArea: Code for handling the "interrupt ABI" of various processors

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.

O-AVRTarget: AVR processors (ATtiny, ATmega, etc.)Target: AVR processors (ATtiny, ATmega, etc.)

O-msp430

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.

#132837 In rust-lang/rust;

· workingjubilee opened on Nov 10, 2024

3 comments

Directly calling extern "riscv-interrupt-{m,s}" fn... compiles?

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

A-hardware-interruptsArea: Code for handling the "interrupt ABI" of various processorsArea: Code for handling the "interrupt ABI" of various processors

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.

O-AVRTarget: AVR processors (ATtiny, ATmega, etc.)Target: AVR processors (ATtiny, ATmega, etc.)

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.

#132836 In rust-lang/rust;

· workingjubilee opened on Nov 10, 2024

6 comments

extern "x86-interrupt" fn allows absurd signatures

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

A-hardware-interruptsArea: Code for handling the "interrupt ABI" of various processorsArea: Code for handling the "interrupt ABI" of various processors

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.

F-abi_x86_interrupt

O-x86_32Target: x86 processors, 32 bit (like i686-*) (IA-32)Target: x86 processors, 32 bit (like i686-*) (IA-32)

O-x86_64Target: x86-64 processors (like x86_64-*) (also known as amd64 and x64)Target: x86-64 processors (like x86_64-*) (also known as amd64 and x64)

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.

#132835 In rust-lang/rust;

· workingjubilee opened on Nov 10, 2024

Directly calling "x86-interrupt" fn should be invalid

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

A-hardware-interruptsArea: Code for handling the "interrupt ABI" of various processorsArea: Code for handling the "interrupt ABI" of various processors

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.

F-abi_x86_interrupt

O-x86_32Target: x86 processors, 32 bit (like i686-*) (IA-32)Target: x86 processors, 32 bit (like i686-*) (IA-32)

O-x86_64Target: x86-64 processors (like x86_64-*) (also known as amd64 and x64)Target: x86-64 processors (like x86_64-*) (also known as amd64 and x64)

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.

#132834 In rust-lang/rust;

· workingjubilee opened on Nov 10, 2024

Some -Ctarget-features must be restrained on RISCV

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

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

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-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.

#132618 In rust-lang/rust;

· workingjubilee opened on Nov 4, 2024

20 comments

ICE: internal compiler error[E0391]: cycle detected when computing function signature of impl

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

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

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

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

I-cycleIssue: A query cycle occurred while none was expectedIssue: A query cycle occurred while none was expected

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

S-bug-has-testStatus: This bug is tracked inside the repo by a `known-bug` test.Status: This bug is tracked inside the repo by a `known-bug` test.

S-has-mcveStatus: A Minimal Complete and Verifiable Example has been found for this issueStatus: A Minimal Complete and Verifiable Example has been found for this issue

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.

#132430 In rust-lang/rust;

· matthiaskrgr opened on Oct 31, 2024

2

2 comments