Search results

Missed optimisation/UBSAN in chacha reference implementation

compiler-rt:ubsanUndefined behavior sanitizerUndefined behavior sanitizer

Status: Open.

#144964 In llvm/llvm-project;

· nabijaczleweli opened on Jun 19, 2025

False positive Wreturn-type warning when a function either returns or throws

clang:diagnosticsNew/improved warning or error message in Clang, but not in clang-tidy or static analyzerNew/improved warning or error message in Clang, but not in clang-tidy or static analyzer

false-positiveWarning fires when it should notWarning fires when it should not

Status: Open.

#144952 In llvm/llvm-project;

· TiborGY opened on Jun 19, 2025

[flang][OpenMP] OMP ATOMIC restriction too strong?

flang:frontend

flang:openmp

Status: Open.

#144944 In llvm/llvm-project;

· eugeneepshteyn opened on Jun 19, 2025

[lld] Associative COMDAT symbol '.str.4' is not a key for its COMDAT

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

LTOLink time optimization (regular/full LTO or ThinLTO)Link time optimization (regular/full LTO or ThinLTO)

Status: Open.

Bug

#144931 In llvm/llvm-project;

· thatgato opened on Jun 19, 2025

[lldb] TestDetachResumes.py is flaky on Windows x86_64

lldb

platform:windows

test-suite

Status: Open.

#144891 In llvm/llvm-project;

· slydiman opened on Jun 19, 2025

[clang][analyzer] Crash of <code>unix.UnixAPIMisuseChecker</code> on a use of a custom-defined <code>getline</code>

clang:static analyzer

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

Status: Open.

Bug

#144884 In llvm/llvm-project;

· necto opened on Jun 19, 2025

SystemZ <code>esrl</code> instruction doesn't disassemble <code>%r0</code>

backend:SystemZ

mcMachine (object) codeMachine (object) code

Status: Open.

#144869 In llvm/llvm-project;

· Rot127 opened on Jun 19, 2025

Crash in llvm::cast&lt;ConstantArrayType&gt; when using compound literal with designated initializer in macro. It has arised again in version 21 (in 20 it doesnt in 17 yes))

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

crash-on-invalid

regression

Status: Open.

Bug

#144866 In llvm/llvm-project;

· mariete1223 opened on Jun 19, 2025

Intermittent crash, backtrace provided as requested

clang-tidy

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

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

needs-reductionLarge reproducer that should be reduced into a simpler formLarge reproducer that should be reduced into a simpler form

Status: Open.

Bug

#144862 In llvm/llvm-project;

· tonygould opened on Jun 19, 2025

[X86] bcmp with zero not vectorized

backend:X86

missed-optimization

Status: Open.

#144861 In llvm/llvm-project;

· nikic opened on Jun 19, 2025

[LSR][slow compilation] LSR 10000x slower for some X86-64 architectures than others

flang:ir

llvm:optimizations

loopoptim

slow-compile

Status: Open.

#144858 In llvm/llvm-project;

· jeanPerier opened on Jun 19, 2025

[llvm] LLVM backend crashes when using <code>__builtin_ia32_prefetchi</code>

backend:X86

crash-on-invalid

llvm:SelectionDAGSelectionDAGISel as wellSelectionDAGISel as well

Status: Open.

Bug

#144857 In llvm/llvm-project;

· MacroModel opened on Jun 19, 2025