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perl 5.40.2 fails to run simple script when compiled with Clang-21.1.0-rc2

llvm:optimizations

miscompilation

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

regression:21Regression in 21 releaseRegression in 21 release

Status: Open.

Bug

#152241 In llvm/llvm-project;

· kraj opened on Aug 6, 2025

· 

LLVM 21.x Release

Compilation failure in Webkit 2.48.0 with Clang-20 on ARM

backend:ARM

llvm:codegen

platform:linux

Status: Open.

#132322 In llvm/llvm-project;

· kraj opened on Mar 21, 2025

<code>out of range pc-relative fixup value</code> on arm32

backend:ARM

confirmedVerified by a second partyVerified by a second party

regression:19Regression in 19 releaseRegression in 19 release

Status: Open.

Bug

#108262 In llvm/llvm-project;

· kraj opened on Sep 11, 2024

Illegal instruction errors in chromium on raspberrypi4 (64-bit) when built with <code>-mcpu=cortex-a72</code>

backend:AArch64

Status: Open.

#85699 In llvm/llvm-project;

· kraj opened on Mar 18, 2024

clang trunk/18.x crash compiling kernel bpf selftests

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

llvm:mcMachine (object) codeMachine (object) code

Status: Open.

#78337 In llvm/llvm-project;

· kraj opened on Jan 16, 2024

[ARM][CLANG-17.0.2] Segfault in webkitgtk3

backend:ARM

crash-on-valid

llvm:SelectionDAGSelectionDAGISel as wellSelectionDAGISel as well

Status: Open.

#67767 In llvm/llvm-project;

· kraj opened on Sep 29, 2023

ARM: Clang 17.x crash in libdeflate

backend:ARM

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

Status: Open.

#65152 In llvm/llvm-project;

· kraj opened on Aug 31, 2023

clang15/mips backend: failed to perform tail call elimination on a call site marked musttail

backend:MIPS

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

Status: Open.

Bug

#57795 In llvm/llvm-project;

· kraj opened on Sep 17, 2022

MIPS: llvm-objdump 14.0.0 reports elf32-mips instead of elf32-tradbigmips file format

backend:MIPS

tools:llvm-objdump

Status: Open.

#54213 In llvm/llvm-project;

· kraj opened on Mar 4, 2022

llvm-strip fail on cgo code with error: SHT_STRTAB string table section [index 4] is non-null terminated

tools:llvm-objcopy/strip

Status: Open.

#53999 In llvm/llvm-project;

· kraj opened on Feb 22, 2022

llvm-objcopy fails with error: Link field value 37 in section .rela.dyn is not a symbol table

tools:llvm-objcopy/strip

Status: Open.

#53948 In llvm/llvm-project;

· kraj opened on Feb 19, 2022

Clang segfaults when compiling protobuf for mips

backend:MIPS

bugzillaIssues migrated from bugzillaIssues migrated from bugzilla

confirmedVerified by a second partyVerified by a second party

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

llvm:SelectionDAGSelectionDAGISel as wellSelectionDAGISel as well

Status: Open.

Bug

#51709 In llvm/llvm-project;

· kraj opened on Oct 30, 2021