Repository Issues
llvm/llvm-project
The LLVM Project is a collection of modular and reusable compiler and toolchain technologies.
Issues
Open
missed optimization of and + csel + sub
good first issuellvm:instcombinemissed-optimization
No assignee yetHas a beginner-friendly labelContributing guide available
9 comments0 reactions0 assignees
Open
[AMDGPU][GlobalIsel] ICE: unable to lower arguments: void (i32)
backend:AMDGPUcrashgood first issuellvm:globalisel
Why recommendedHas a beginner-friendly label · Contributing guide available
Has a beginner-friendly labelContributing guide available
10 comments0 reactions1 assignee
Open
OCUDU benchmarks notably slower on clang22 than gcc16 on avx512 target
good first issueperformance
Why recommendedHas a beginner-friendly label · Contributing guide available
Has a beginner-friendly labelContributing guide available
8 comments1 reaction1 assignee
Open
[C++20] [Modules] Duplicate-mangled-name codegen error for SSE intrinsics when two module partitions both `#include <emmintrin.h>` in their global module fragment
clang:headersclang:moduleshelp wanted
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available
11 comments0 reactions0 assignees
Open
Check the ordering of the *at syscalls
good first issuelibc
Why recommendedHas a beginner-friendly label · Contributing guide available
Has a beginner-friendly labelContributing guide available
7 comments0 reactions1 assignee
Open
[AVX-512] `splat(u64 & 255) -| u64s_that_fit_in_bytes` should lower to `vpsubusb`
backend:X86good first issuellvm:SelectionDAG
Why recommendedHas a beginner-friendly label · Contributing guide available
Has a beginner-friendly labelContributing guide available
9 comments1 reaction1 assignee
Open
[libc][math] Add missing isnan variants for float16, bfloat16, and float128
good first issuelibc
Why recommendedHas a beginner-friendly label · Contributing guide available
Has a beginner-friendly labelContributing guide available
16 comments0 reactions3 assignees
Open
[X86] computeKnownBitsForTargetNode - add X86ISD::GF2P8AFFINEQB handling
backend:X86good first issue
Why recommendedHas a beginner-friendly label · Contributing guide available
Has a beginner-friendly labelContributing guide available
13 comments0 reactions2 assignees
Open
[MIRSampleProfile] nullptr deref crash when profile sample use file not found
PGOcrash-on-invalidgood first issuellvm:codegen
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available
7 comments0 reactions0 assignees
Open
[DAG] computeKnownFPClass - add ISD::MAXNUM/MINNUM handling + test coverage
good first issuellvm:SelectionDAG
Why recommendedHas a beginner-friendly label · Contributing guide available
Has a beginner-friendly labelContributing guide available
9 comments0 reactions1 assignee
Open
[clang-tidy] Add `readability-use-rethrow` check
check-requestclang-tidygood first issue
Why recommendedHas a beginner-friendly label · Contributing guide available
Has a beginner-friendly labelContributing guide available
8 comments1 reaction1 assignee
Open
[DAG] computeKnownFPClass - add ISD::SQRT handling + test coverage
good first issuellvm:SelectionDAG
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available
4 comments0 reactions0 assignees
Open
[DAG] computeKnownFPClass - add ISD::SINT_TO_FP/UINT_TO_FP handling
good first issuellvm:SelectionDAG
Why recommendedHas a beginner-friendly label · Contributing guide available
Has a beginner-friendly labelContributing guide available
3 comments0 reactions1 assignee
Open
-Wdangling-field detects view members initalized from a by-value owner parameter
clang:temporal-safetygood first issue
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available
8 comments1 reaction0 assignees
Open
performance optimization: special-case deduction for variables of type `auto`
c++11clang:frontendenhancementgood first issuequality-of-implementationslow-compile
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available
9 comments0 reactions0 assignees
Open
[CIR] Upstream handling of AArch64 (Arm) Neon builtins
ClangIRgood first issue
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available
92 comments3 reactions0 assignees
Open
[clang] warn on operator in macro expansion whose operand doesn't lie entirely within the same macro expansion
clang:diagnosticsgood first issue
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available
4 comments0 reactions0 assignees
Open
Clang elides the wrong part of the template type in error message.
clang:frontendgood first issue
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available
10 comments0 reactions0 assignees
Open
[clangd] crashes with a SIGSEGV when receiving a textDocument/didOpen request where the URI points to a directory instead of a file.
clangdcrashgood first issue
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available
8 comments0 reactions0 assignees
Open
getNegatedExpression should handle FP16_TO_FP and FP_TO_FP16
floating-pointgood first issuellvm:SelectionDAGmissed-optimization
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available
11 comments0 reactions0 assignees