Search results

[ASan] False-positive use-after-poison at -O2 when reading guarded std::optional members

compiler-rt:asanAddress sanitizerAddress sanitizer

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

Status: Open.

#204041 In llvm/llvm-project;

· rvandermeulen opened on Jun 16, 2026

[CodeGen] Improper undef propagation in RegisterCoalescer undef copy elimination.

confirmedVerified by a second partyVerified by a second party

crash-on-valid

llvm:codegen

Status: Open.

Bug

#204036 In llvm/llvm-project;

· bababuck opened on Jun 16, 2026

[CTAD] Generated implicit deduction guides fails for inner / nested class when ctor has ref to outer class

c++20

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

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

Status: Open.

#204017 In llvm/llvm-project;

· 666kod666 opened on Jun 15, 2026

[SLP] Non-strided stores recognized as strided stores by analyzeRtStrideCandidate()

llvm:SLPVectorizer

Status: Open.

Bug

#204011 In llvm/llvm-project;

· bababuck opened on Jun 15, 2026

[RISC-V][GlobalISel] Miscompilation where a bitwise-and of a value with its own negation is dropped, returning only the negation

backend:RISC-V

llvm:globalisel

miscompilation

Status: Open.

#203972 In llvm/llvm-project;

· sairam2661 opened on Jun 15, 2026

AArch64 InstructionSelect crash with fptosi <16 x float> to <16 x i32> at -O0

backend:AArch64

confirmedVerified by a second partyVerified by a second party

crash-on-valid

Status: Open.

Bug

#203968 In llvm/llvm-project;

· aneshlya opened on Jun 15, 2026

[lldb] Statusline resizing quirk

lldb

Status: Open.

#203930 In llvm/llvm-project;

· JDevlieghere opened on Jun 15, 2026

[Flang][OpenMP] - Excessive compile time when _FortranAAssign is called in OpenMP target regions

flang:openmp

slow-compile

Status: Open.

#203915 In llvm/llvm-project;

· bhandarkar-pranav opened on Jun 15, 2026

[clang-tidy] Improvement on 'misc-unused-parameters' check

clang-tidy

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

#203909 In llvm/llvm-project;

· capitan-davide opened on Jun 15, 2026

[LICM] bloated code with -extra-vectorizer-passes

missed-optimization

vectorizers

Status: Open.

#203904 In llvm/llvm-project;

· Andarwinux opened on Jun 15, 2026

-Wgcc-install-dir-libstdcxx is broken

clang:driver'clang' and 'clang++' user-facing binaries. Not 'clang-cl''clang' and 'clang++' user-facing binaries. Not 'clang-cl'

Status: Open.

#203896 In llvm/llvm-project;

· combinatorylogic opened on Jun 15, 2026

Clang crashes on out-of-line template member function definition in a wrong namespace

clangClang issues not falling into any other categoryClang issues not falling into any other category

Status: Open.

#203891 In llvm/llvm-project;

· Fedr opened on Jun 15, 2026