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Compiler crash

incompleteIssue not complete (e.g. missing a reproducer, build arguments, etc.)Issue not complete (e.g. missing a reproducer, build arguments, etc.)

llvm:crash

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

Status: Open.

Bug

#140217 In llvm/llvm-project;

· flirjakob opened on May 16, 2025

Fatal error: error in backend: Broken module found, compilation aborted! while processing profiled LLVM IR with Oz optimization

llvmUmbrella label for LLVM issuesUmbrella label for LLVM issues

llvm:crash

PGOProfile Guided OptimizationsProfile Guided Optimizations

Status: Open.

Bug

#135175 In llvm/llvm-project;

· iamaayushrivastava opened on Apr 10, 2025

Clang crash when using stdc++ features in OpenMP offloaded regions

backend:NVPTX

libstdc++GNU libstdc++ C++ standard libraryGNU libstdc++ C++ standard library

llvm:codegen

llvm:crash

openmp

Status: Open.

Bug

#132429 In llvm/llvm-project;

· KaruroChori opened on Mar 21, 2025

[LLVM] error in backend: Broken function found, compilation aborted

llvm:crash

llvm:ir

Status: Open.

#127428 In llvm/llvm-project;

· zhangqingqing24630 opened on Feb 17, 2025

Backend crashes on a store to a large vector

llvm:codegen

llvm:crash

Status: Open.

#122571 In llvm/llvm-project;

· npanchen opened on Jan 11, 2025

Struct with void field crashes llc on apple-m1

crash-on-invalid

llvm:codegen

llvm:crash

Status: Open.

Bug

#119356 In llvm/llvm-project;

· genericptr opened on Dec 10, 2024

clang-20 crashed with alias attribute and constructor attribute at -O1 and above. Assertion `Val && "isa<> used on a null pointer"' failed.

confirmedVerified by a second partyVerified by a second party

llvm:crash

llvm:optimizations

Status: Open.

#116010 In llvm/llvm-project;

· iamanonymouscs opened on Nov 13, 2024

clang-20 crashed with preserve_most attribute and m16. Assertion <code>!KeyInfoT::isEqual(Val, EmptyKey) &amp;&amp; !KeyInfoT::isEqual(Val, TombstoneKey) &amp;&amp; "Empty/Tombstone value shouldn't be inserted into map!"</code> failed.

llvm:crash

llvm:optimizations

Status: Open.

#113401 In llvm/llvm-project;

· iamanonymouscs opened on Oct 23, 2024

[RISCV] Assertion `A.valno == B.valno &amp;&amp; "Cannot overlap different values"' failed.

generated by fuzzer

llvm:codegen

llvm:crash

Status: Open.

#111881 In llvm/llvm-project;

· patrick-rivos opened on Oct 10, 2024

Assertion `TFI-&gt;hasReservedCallFrame(MF) &amp;&amp; "Cannot use SP to access the emergency spill slot in " "functions without a reserved call frame"' failed.

backend:ARM

llvm:crash

Status: Open.

Bug

#98113 In llvm/llvm-project;

· thevinster opened on Jul 9, 2024

[X86][RISC-V][AARCH64] fatal error: error in backend: Can only embed the module once with <code>-fembed-bitcode -ffat-lto-objects -flto</code>

llvm:crash

llvm:ir

Status: Open.

Bug

#88041 In llvm/llvm-project;

· patrick-rivos opened on Apr 8, 2024

Specifying the Non-default stackmap encoding crashes <code>llc</code>

llvm:crash

Status: Open.

#87058 In llvm/llvm-project;

· TyeYeah opened on Mar 29, 2024