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[Flang] fatal internal error: CHECK(!start.IsTopLevel()) failed at /root/llvm-project/flang/lib/Semantics/tools.cpp(41)

crashPrefer [crash-on-valid] or [crash-on-invalid]Prefer [crash-on-valid] or [crash-on-invalid]

flang:frontend

Status: Open.

Bug

#158405 In llvm/llvm-project;

· k-arrows opened on Sep 13, 2025

[clang-format] [enhancement] New style option "AlignConsecutiveArguments" to align arguments in repeated calls to the same function or macro.

clang-format

enhancementImproving things as opposed to bug fixing, e.g. new or missing featureImproving things as opposed to bug fixing, e.g. new or missing feature

Status: Open.

Feature

#158399 In llvm/llvm-project;

· Next-Door-Tech opened on Sep 13, 2025

[flang] [REGRESSION] EOSHIFT failed fir assertion

crashPrefer [crash-on-valid] or [crash-on-invalid]Prefer [crash-on-valid] or [crash-on-invalid]

flang:fir-hlfir

Status: Open.

Bug

#158382 In llvm/llvm-project;

· DanielCChen opened on Sep 12, 2025

[clang-tidy] New check idea: <code>readability-redundant-typename</code>

check-requestRequest for a new check in clang-tidyRequest for a new check in clang-tidy

clang-tidy

Status: Open.

Feature

#158374 In llvm/llvm-project;

· localspook opened on Sep 12, 2025

Clang-20 keeps crashing on my system

crashPrefer [crash-on-valid] or [crash-on-invalid]Prefer [crash-on-valid] or [crash-on-invalid]

lld:ELF

Status: Open.

Bug

#158373 In llvm/llvm-project;

· VedantParanjape opened on Sep 12, 2025

clang incorrectly expands trigraphs when pasting tokens

clang:frontendLanguage frontend issues, e.g. anything involving "Sema"Language frontend issues, e.g. anything involving "Sema"

Status: Open.

#158360 In llvm/llvm-project;

· DutChen18 opened on Sep 12, 2025

Coroutines on arm64ec-pc-windows-msvc emit error LNK2001: unresolved external symbol <code>#__NoopCoro_ResumeDestroy</code> (EC Symbol)

backend:AArch64

coroutinesC++20 coroutinesC++20 coroutines

platform:windows

Status: Open.

#158341 In llvm/llvm-project;

· StephanTLavavej opened on Sep 12, 2025

[tools] Unable to build llvm-mc-assemble-fuzzer

build-problem

llvm-toolsAll llvm tools that do not have corresponding tagAll llvm tools that do not have corresponding tag

Status: Open.

#158333 In llvm/llvm-project;

· rbintel opened on Sep 12, 2025

[DAG] computeKnownBits/ComputeNumSignBits - add ISD::VECTOR_COMPRESS integer vector types handling and test coverage

good first issuehttps://github.com/llvm/llvm-project/contributehttps://github.com/llvm/llvm-project/contribute

llvm:SelectionDAGSelectionDAGISel as wellSelectionDAGISel as well

Status: Open.

#158332 In llvm/llvm-project;

· RKSimon opened on Sep 12, 2025

Request Commit Access For jtstogel

infra:commit-access-request

Status: Open.

#158330 In llvm/llvm-project;

· jtstogel opened on Sep 12, 2025

[InstCombine] Simplify range check + mask check

llvm:instcombineCovers the InstCombine, InstSimplify and AggressiveInstCombine passesCovers the InstCombine, InstSimplify and AggressiveInstCombine passes

missed-optimization

Status: Open.

#158326 In llvm/llvm-project;

· nikic opened on Sep 12, 2025

[InstCombine] Unfortunate assume condition optimization

llvm:instcombineCovers the InstCombine, InstSimplify and AggressiveInstCombine passesCovers the InstCombine, InstSimplify and AggressiveInstCombine passes

missed-optimization

Status: Open.

#158324 In llvm/llvm-project;

· nikic opened on Sep 12, 2025