dataset/105904.json

{
  "bug_id": "105904",
  "issue_url": "https://github.com/llvm/llvm-project/issues/105904",
  "bug_type": "crash",
  "base_commit": "499e13514aaf2efdcd85520ade791ed635502adb",
  "knowledge_cutoff": "2024-08-23T22:57:57Z",
  "lit_test_dir": [
    "llvm/test/Transforms/SLPVectorizer"
  ],
  "hints": {
    "fix_commit": "b9d3da8c8d277a7fc2223c659122bb377a0e54e0",
    "components": [
      "SLPVectorizer"
    ],
    "bug_location_lineno": {
      "llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": [
        [
          3011,
          3017
        ]
      ]
    },
    "bug_location_funcname": {
      "llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp": [
        "isOperandGatherNode"
      ]
    }
  },
  "patch": "commit b9d3da8c8d277a7fc2223c659122bb377a0e54e0\nAuthor: Alexey Bataev <[email protected]>\nDate:   Mon Aug 26 04:31:44 2024 -0700\n\n    [SLP]Fix PR105904: the root node might be a gather node without user for reductions.\n    \n    Before checking the user components of the gather/buildvector nodes,\n    need to check if the node has users at all. Root nodes might not have\n    users, if it is a node for the reduction.\n    \n    Fixes https://github.com/llvm/llvm-project/issues/105904\n\ndiff --git a/llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp b/llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp\nindex 949579772b94..def73e8d0c0d 100644\n--- a/llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp\n+++ b/llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp\n@@ -3011,7 +3011,8 @@ private:\n     }\n \n     bool isOperandGatherNode(const EdgeInfo &UserEI) const {\n-      return isGather() && UserTreeIndices.front().EdgeIdx == UserEI.EdgeIdx &&\n+      return isGather() && (Idx > 0 || !UserTreeIndices.empty()) &&\n+             UserTreeIndices.front().EdgeIdx == UserEI.EdgeIdx &&\n              UserTreeIndices.front().UserTE == UserEI.UserTE;\n     }\n \n",
  "tests": [
    {
      "file": "llvm/test/Transforms/SLPVectorizer/RISCV/gather-node-with-no-users.ll",
      "commands": [
        "opt -S --passes=slp-vectorizer -mtriple=riscv64-unknown-linux-gnu -mattr=+v,+zvl512b < %s"
      ],
      "tests": [
        {
          "test_name": "test",
          "test_body": "define void @test(ptr %c) {\nentry:\n  %arrayidx8.5.3 = getelementptr i8, ptr %c, i64 222\n  %0 = load i8, ptr %arrayidx8.5.3, align 1\n  %arrayidx8.7.3 = getelementptr i8, ptr %c, i64 228\n  %1 = load i8, ptr %arrayidx8.7.3, align 1\n  %arrayidx8.434 = getelementptr i8, ptr %c, i64 276\n  %2 = load i8, ptr %arrayidx8.434, align 1\n  %arrayidx8.1.4 = getelementptr i8, ptr %c, i64 279\n  %3 = load i8, ptr %arrayidx8.1.4, align 1\n  %arrayidx8.2.4 = getelementptr i8, ptr %c, i64 282\n  %4 = load i8, ptr %arrayidx8.2.4, align 1\n  %arrayidx8.3.4 = getelementptr i8, ptr %c, i64 285\n  %5 = load i8, ptr %arrayidx8.3.4, align 1\n  %arrayidx8.4.4 = getelementptr i8, ptr %c, i64 288\n  %6 = load i8, ptr %arrayidx8.4.4, align 1\n  %7 = load i8, ptr %c, align 1\n  %8 = load i8, ptr %c, align 1\n  %arrayidx8.536 = getelementptr i8, ptr %c, i64 345\n  %9 = load i8, ptr %arrayidx8.536, align 1\n  %arrayidx8.1.5 = getelementptr i8, ptr %c, i64 348\n  %10 = load i8, ptr %arrayidx8.1.5, align 1\n  %arrayidx8.2.5 = getelementptr i8, ptr %c, i64 351\n  %11 = load i8, ptr %arrayidx8.2.5, align 1\n  %arrayidx8.3.5 = getelementptr i8, ptr %c, i64 354\n  %12 = load i8, ptr %arrayidx8.3.5, align 1\n  %arrayidx8.4.5 = getelementptr i8, ptr %c, i64 357\n  %13 = load i8, ptr %arrayidx8.4.5, align 1\n  %arrayidx8.5.5 = getelementptr i8, ptr %c, i64 360\n  %14 = load i8, ptr %arrayidx8.5.5, align 1\n  %arrayidx8.6.5 = getelementptr i8, ptr %c, i64 363\n  %15 = load i8, ptr %arrayidx8.6.5, align 1\n  br label %for.cond\n\nfor.cond:                                         ; preds = %for.cond, %entry\n  %a.promoted2226 = phi i8 [ 0, %entry ], [ %or18.6.5, %for.cond ]\n  %or18.7.3 = or i8 %0, %1\n  %or18.435 = or i8 %or18.7.3, %2\n  %or18.1.4 = or i8 %or18.435, %3\n  %or18.2.4 = or i8 %or18.1.4, %4\n  %or18.3.4 = or i8 %or18.2.4, %5\n  %or18.4.4 = or i8 %or18.3.4, %6\n  %or18.5.4 = or i8 %or18.4.4, %7\n  %or18.6.4 = or i8 %or18.5.4, %8\n  %or18.537 = or i8 %or18.6.4, %9\n  %or18.1.5 = or i8 %or18.537, %10\n  %or18.2.5 = or i8 %or18.1.5, %11\n  %or18.3.5 = or i8 %or18.2.5, %12\n  %or18.4.5 = or i8 %or18.3.5, %13\n  %or18.5.5 = or i8 %or18.4.5, %14\n  %or18.6.5 = or i8 %or18.5.5, %15\n  br label %for.cond\n}\n"
        }
      ]
    }
  ],
  "issue": {
    "title": "[SLP Vectorizer] Assertion `!empty()' failed.",
    "body": "Testcase:\r\n```llvm ir\r\n ModuleID = 'reduced.bc'\r\ntarget datalayout = \"e-m:e-p:64:64-i64:64-i128:128-n32:64-S128\"\r\ntarget triple = \"riscv64-unknown-linux-gnu\"\r\n\r\ndefine void @b(ptr %c) #0 {\r\nentry:\r\n  %arrayidx8.5.3 = getelementptr i8, ptr %c, i64 222\r\n  %0 = load i8, ptr %arrayidx8.5.3, align 1\r\n  %arrayidx8.7.3 = getelementptr i8, ptr %c, i64 228\r\n  %1 = load i8, ptr %arrayidx8.7.3, align 1\r\n  %arrayidx8.434 = getelementptr i8, ptr %c, i64 276\r\n  %2 = load i8, ptr %arrayidx8.434, align 1\r\n  %arrayidx8.1.4 = getelementptr i8, ptr %c, i64 279\r\n  %3 = load i8, ptr %arrayidx8.1.4, align 1\r\n  %arrayidx8.2.4 = getelementptr i8, ptr %c, i64 282\r\n  %4 = load i8, ptr %arrayidx8.2.4, align 1\r\n  %arrayidx8.3.4 = getelementptr i8, ptr %c, i64 285\r\n  %5 = load i8, ptr %arrayidx8.3.4, align 1\r\n  %arrayidx8.4.4 = getelementptr i8, ptr %c, i64 288\r\n  %6 = load i8, ptr %arrayidx8.4.4, align 1\r\n  %7 = load i8, ptr %c, align 1\r\n  %8 = load i8, ptr %c, align 1\r\n  %arrayidx8.536 = getelementptr i8, ptr %c, i64 345\r\n  %9 = load i8, ptr %arrayidx8.536, align 1\r\n  %arrayidx8.1.5 = getelementptr i8, ptr %c, i64 348\r\n  %10 = load i8, ptr %arrayidx8.1.5, align 1\r\n  %arrayidx8.2.5 = getelementptr i8, ptr %c, i64 351\r\n  %11 = load i8, ptr %arrayidx8.2.5, align 1\r\n  %arrayidx8.3.5 = getelementptr i8, ptr %c, i64 354\r\n  %12 = load i8, ptr %arrayidx8.3.5, align 1\r\n  %arrayidx8.4.5 = getelementptr i8, ptr %c, i64 357\r\n  %13 = load i8, ptr %arrayidx8.4.5, align 1\r\n  %arrayidx8.5.5 = getelementptr i8, ptr %c, i64 360\r\n  %14 = load i8, ptr %arrayidx8.5.5, align 1\r\n  %arrayidx8.6.5 = getelementptr i8, ptr %c, i64 363\r\n  %15 = load i8, ptr %arrayidx8.6.5, align 1\r\n  br label %for.cond\r\n\r\nfor.cond:                                         ; preds = %for.cond, %entry\r\n  %a.promoted2226 = phi i8 [ 0, %entry ], [ %or18.6.5, %for.cond ]\r\n  %or18.7.3 = or i8 %0, %1\r\n  %or18.435 = or i8 %or18.7.3, %2\r\n  %or18.1.4 = or i8 %or18.435, %3\r\n  %or18.2.4 = or i8 %or18.1.4, %4\r\n  %or18.3.4 = or i8 %or18.2.4, %5\r\n  %or18.4.4 = or i8 %or18.3.4, %6\r\n  %or18.5.4 = or i8 %or18.4.4, %7\r\n  %or18.6.4 = or i8 %or18.5.4, %8\r\n  %or18.537 = or i8 %or18.6.4, %9\r\n  %or18.1.5 = or i8 %or18.537, %10\r\n  %or18.2.5 = or i8 %or18.1.5, %11\r\n  %or18.3.5 = or i8 %or18.2.5, %12\r\n  %or18.4.5 = or i8 %or18.3.5, %13\r\n  %or18.5.5 = or i8 %or18.4.5, %14\r\n  %or18.6.5 = or i8 %or18.5.5, %15\r\n  br label %for.cond\r\n}\r\n\r\nattributes #0 = { \"target-features\"=\"+64bit,+relax,+xsifivecflushdlone,+zicsr,+zve32x,+zve64x,+zvl1024b,+zvl128b,+zvl256b,+zvl32b,+zvl512b,+zvl64b,-a,-b,-c,-d,-e,-experimental-smctr,-experimental-smmpm,-experimental-smnpm,-experimental-ssctr,-experimental-ssnpm,-experimental-sspm,-experimental-supm,-experimental-zacas,-experimental-zalasr,-experimental-zicfilp,-experimental-zicfiss,-experimental-zvbc32e,-experimental-zvkgs,-f,-h,-m,-shcounterenw,-shgatpa,-shtvala,-shvsatpa,-shvstvala,-shvstvecd,-smaia,-smcdeleg,-smcsrind,-smepmp,-smstateen,-ssaia,-ssccfg,-ssccptr,-sscofpmf,-sscounterenw,-sscsrind,-ssqosid,-ssstateen,-ssstrict,-sstc,-sstvala,-sstvecd,-ssu64xl,-svade,-svadu,-svbare,-svinval,-svnapot,-svpbmt,-v,-xcvalu,-xcvbi,-xcvbitmanip,-xcvelw,-xcvmac,-xcvmem,-xcvsimd,-xsfcease,-xsfvcp,-xsfvfnrclipxfqf,-xsfvfwmaccqqq,-xsfvqmaccdod,-xsfvqmaccqoq,-xsifivecdiscarddlone,-xtheadba,-xtheadbb,-xtheadbs,-xtheadcmo,-xtheadcondmov,-xtheadfmemidx,-xtheadmac,-xtheadmemidx,-xtheadmempair,-xtheadsync,-xtheadvdot,-xventanacondops,-xwchc,-za128rs,-za64rs,-zaamo,-zabha,-zalrsc,-zama16b,-zawrs,-zba,-zbb,-zbc,-zbkb,-zbkc,-zbkx,-zbs,-zca,-zcb,-zcd,-zce,-zcf,-zcmop,-zcmp,-zcmt,-zdinx,-zfa,-zfbfmin,-zfh,-zfhmin,-zfinx,-zhinx,-zhinxmin,-zic64b,-zicbom,-zicbop,-zicboz,-ziccamoa,-ziccif,-zicclsm,-ziccrse,-zicntr,-zicond,-zifencei,-zihintntl,-zihintpause,-zihpm,-zimop,-zk,-zkn,-zknd,-zkne,-zknh,-zkr,-zks,-zksed,-zksh,-zkt,-zmmul,-ztso,-zvbb,-zvbc,-zve32f,-zve64d,-zve64f,-zvfbfmin,-zvfbfwma,-zvfh,-zvfhmin,-zvkb,-zvkg,-zvkn,-zvknc,-zvkned,-zvkng,-zvknha,-zvknhb,-zvks,-zvksc,-zvksed,-zvksg,-zvksh,-zvkt,-zvl16384b,-zvl2048b,-zvl32768b,-zvl4096b,-zvl65536b,-zvl8192b\" }\r\n```\r\nGodbolt: https://godbolt.org/z/Thhajqn9q\r\n\r\nCommand/backtrace:\r\n```\r\n> /scratch/tc-testing/tc-compiler-fuzz-trunk/build-gcv/build-llvm-linux/bin/opt --passes=slp-vectorizer -S reduced.ll\r\nopt: /scratch/tc-testing/tc-compiler-fuzz-trunk/llvm/llvm/include/llvm/ADT/SmallVector.h:317: const T& llvm::SmallVectorTemplateCommon<T, <template-parameter-1-2> >::front() const [with T = llvm::slpvectorizer::BoUpSLP::EdgeInfo; <template-parameter-1-2> = void; llvm::SmallVectorTemplateCommon<T, <template-parameter-1-2> >::const_reference = const llvm::slpvectorizer::BoUpSLP::EdgeInfo&]: Assertion `!empty()' failed.\r\nPLEASE submit a bug report to https://github.com/llvm/llvm-project/issues/ and include the crash backtrace.\r\nStack dump:\r\n0.      Program arguments: /scratch/tc-testing/tc-compiler-fuzz-trunk/build-gcv/build-llvm-linux/bin/opt --passes=slp-vectorizer -S reduced.ll\r\n1.      Running pass \"function(slp-vectorizer)\" on module \"reduced.ll\"\r\n2.      Running pass \"slp-vectorizer\" on function \"b\"\r\n #0 0x00005da37ad02b80 llvm::sys::PrintStackTrace(llvm::raw_ostream&, int) (/scratch/tc-testing/tc-compiler-fuzz-trunk/build-gcv/build-llvm-linux/bin/opt+0x300eb80)\r\n #1 0x00005da37acfff9f llvm::sys::RunSignalHandlers() (/scratch/tc-testing/tc-compiler-fuzz-trunk/build-gcv/build-llvm-linux/bin/opt+0x300bf9f)\r\n #2 0x00005da37ad000f5 SignalHandler(int) Signals.cpp:0:0\r\n #3 0x0000733cc0242520 (/lib/x86_64-linux-gnu/libc.so.6+0x42520)\r\n #4 0x0000733cc02969fc __pthread_kill_implementation ./nptl/pthread_kill.c:44:76\r\n #5 0x0000733cc02969fc __pthread_kill_internal ./nptl/pthread_kill.c:78:10\r\n #6 0x0000733cc02969fc pthread_kill ./nptl/pthread_kill.c:89:10\r\n #7 0x0000733cc0242476 gsignal ./signal/../sysdeps/posix/raise.c:27:6\r\n #8 0x0000733cc02287f3 abort ./stdlib/abort.c:81:7\r\n #9 0x0000733cc022871b _nl_load_domain ./intl/loadmsgcat.c:1177:9\r\n#10 0x0000733cc0239e96 (/lib/x86_64-linux-gnu/libc.so.6+0x39e96)\r\n#11 0x00005da379da2beb llvm::slpvectorizer::BoUpSLP::vectorizeOperand(llvm::slpvectorizer::BoUpSLP::TreeEntry*, unsigned int, bool) (/scratch/tc-testing/tc-compiler-fuzz-trunk/build-gcv/build-llvm-linux/bin/opt+0x20aebeb)\r\n#12 0x00005da379d9e086 llvm::slpvectorizer::BoUpSLP::vectorizeTree(llvm::slpvectorizer::BoUpSLP::TreeEntry*, bool) (/scratch/tc-testing/tc-compiler-fuzz-trunk/build-gcv/build-llvm-linux/bin/opt+0x20aa086)\r\n#13 0x00005da379da2372 llvm::slpvectorizer::BoUpSLP::vectorizeOperand(llvm::slpvectorizer::BoUpSLP::TreeEntry*, unsigned int, bool) (/scratch/tc-testing/tc-compiler-fuzz-trunk/build-gcv/build-llvm-linux/bin/opt+0x20ae372)\r\n#14 0x00005da379d9db47 llvm::slpvectorizer::BoUpSLP::vectorizeTree(llvm::slpvectorizer::BoUpSLP::TreeEntry*, bool) (/scratch/tc-testing/tc-compiler-fuzz-trunk/build-gcv/build-llvm-linux/bin/opt+0x20a9b47)\r\n#15 0x00005da379d9c510 llvm::slpvectorizer::BoUpSLP::createBuildVector(llvm::slpvectorizer::BoUpSLP::TreeEntry const*, llvm::Type*) (/scratch/tc-testing/tc-compiler-fuzz-trunk/build-gcv/build-llvm-linux/bin/opt+0x20a8510)\r\n#16 0x00005da379d9cf7b llvm::slpvectorizer::BoUpSLP::vectorizeTree(llvm::slpvectorizer::BoUpSLP::TreeEntry*, bool) (/scratch/tc-testing/tc-compiler-fuzz-trunk/build-gcv/build-llvm-linux/bin/opt+0x20a8f7b)\r\n#17 0x00005da379da62cf llvm::slpvectorizer::BoUpSLP::vectorizeTree(llvm::MapVector<llvm::Value*, llvm::SmallVector<llvm::Instruction*, 2u>, llvm::DenseMap<llvm::Value*, unsigned int, llvm::DenseMapInfo<llvm::Value*, void>, llvm::detail::DenseMapPair<llvm::Value*, unsigned int>>, llvm::SmallVector<std::pair<llvm::Value*, llvm::SmallVector<llvm::Instruction*, 2u>>, 0u>> const&, llvm::SmallVectorImpl<std::pair<llvm::Value*, llvm::Value*>>&, llvm::Instruction*) (/scratch/tc-testing/tc-compiler-fuzz-trunk/build-gcv/build-llvm-linux/bin/opt+0x20b22cf)\r\n#18 0x00005da379db2bd5 (anonymous namespace)::HorizontalReduction::tryToReduce(llvm::slpvectorizer::BoUpSLP&, llvm::DataLayout const&, llvm::TargetTransformInfo*, llvm::TargetLibraryInfo const&) SLPVectorizer.cpp:0:0\r\n#19 0x00005da379db5599 llvm::SLPVectorizerPass::vectorizeHorReduction(llvm::PHINode*, llvm::Instruction*, llvm::BasicBlock*, llvm::slpvectorizer::BoUpSLP&, llvm::TargetTransformInfo*, llvm::SmallVectorImpl<llvm::WeakTrackingVH>&) (/scratch/tc-testing/tc-compiler-fuzz-trunk/build-gcv/build-llvm-linux/bin/opt+0x20c1599)\r\n#20 0x00005da379db9a68 llvm::SLPVectorizerPass::vectorizeRootInstruction(llvm::PHINode*, llvm::Instruction*, llvm::BasicBlock*, llvm::slpvectorizer::BoUpSLP&, llvm::TargetTransformInfo*) (/scratch/tc-testing/tc-compiler-fuzz-trunk/build-gcv/build-llvm-linux/bin/opt+0x20c5a68)\r\n#21 0x00005da379dbd75c llvm::SLPVectorizerPass::vectorizeChainsInBlock(llvm::BasicBlock*, llvm::slpvectorizer::BoUpSLP&) (/scratch/tc-testing/tc-compiler-fuzz-trunk/build-gcv/build-llvm-linux/bin/opt+0x20c975c)\r\n#22 0x00005da379dc41b0 llvm::SLPVectorizerPass::runImpl(llvm::Function&, llvm::ScalarEvolution*, llvm::TargetTransformInfo*, llvm::TargetLibraryInfo*, llvm::AAResults*, llvm::LoopInfo*, llvm::DominatorTree*, llvm::AssumptionCache*, llvm::DemandedBits*, llvm::OptimizationRemarkEmitter*) (.part.0) SLPVectorizer.cpp:0:0\r\n#23 0x00005da379dc4da2 llvm::SLPVectorizerPass::run(llvm::Function&, llvm::AnalysisManager<llvm::Function>&) (/scratch/tc-testing/tc-compiler-fuzz-trunk/build-gcv/build-llvm-linux/bin/opt+0x20d0da2)\r\n#24 0x00005da378b51cf6 llvm::detail::PassModel<llvm::Function, llvm::SLPVectorizerPass, llvm::AnalysisManager<llvm::Function>>::run(llvm::Function&, llvm::AnalysisManager<llvm::Function>&) (/scratch/tc-testing/tc-compiler-fuzz-trunk/build-gcv/build-llvm-linux/bin/opt+0xe5dcf6)\r\n#25 0x00005da37ab0e94f llvm::PassManager<llvm::Function, llvm::AnalysisManager<llvm::Function>>::run(llvm::Function&, llvm::AnalysisManager<llvm::Function>&) (/scratch/tc-testing/tc-compiler-fuzz-trunk/build-gcv/build-llvm-linux/bin/opt+0x2e1a94f)\r\n#26 0x00005da378b544f6 llvm::detail::PassModel<llvm::Function, llvm::PassManager<llvm::Function, llvm::AnalysisManager<llvm::Function>>, llvm::AnalysisManager<llvm::Function>>::run(llvm::Function&, llvm::AnalysisManager<llvm::Function>&) (/scratch/tc-testing/tc-compiler-fuzz-trunk/build-gcv/build-llvm-linux/bin/opt+0xe604f6)\r\n#27 0x00005da37ab0d6cb llvm::ModuleToFunctionPassAdaptor::run(llvm::Module&, llvm::AnalysisManager<llvm::Module>&) (/scratch/tc-testing/tc-compiler-fuzz-trunk/build-gcv/build-llvm-linux/bin/opt+0x2e196cb)\r\n#28 0x00005da378b50796 llvm::detail::PassModel<llvm::Module, llvm::ModuleToFunctionPassAdaptor, llvm::AnalysisManager<llvm::Module>>::run(llvm::Module&, llvm::AnalysisManager<llvm::Module>&) (/scratch/tc-testing/tc-compiler-fuzz-trunk/build-gcv/build-llvm-linux/bin/opt+0xe5c796)\r\n#29 0x00005da37ab0b70d llvm::PassManager<llvm::Module, llvm::AnalysisManager<llvm::Module>>::run(llvm::Module&, llvm::AnalysisManager<llvm::Module>&) (/scratch/tc-testing/tc-compiler-fuzz-trunk/build-gcv/build-llvm-linux/bin/opt+0x2e1770d)\r\n#30 0x00005da37837ae56 llvm::runPassPipeline(llvm::StringRef, llvm::Module&, llvm::TargetMachine*, llvm::TargetLibraryInfoImpl*, llvm::ToolOutputFile*, llvm::ToolOutputFile*, llvm::ToolOutputFile*, llvm::StringRef, llvm::ArrayRef<llvm::PassPlugin>, llvm::ArrayRef<std::function<void (llvm::PassBuilder&)>>, llvm::opt_tool::OutputKind, llvm::opt_tool::VerifierKind, bool, bool, bool, bool, bool, bool, bool) (/scratch/tc-testing/tc-compiler-fuzz-trunk/build-gcv/build-llvm-linux/bin/opt+0x686e56)\r\n#31 0x00005da37836cbe1 optMain (/scratch/tc-testing/tc-compiler-fuzz-trunk/build-gcv/build-llvm-linux/bin/opt+0x678be1)\r\n#32 0x0000733cc0229d90 __libc_start_call_main ./csu/../sysdeps/nptl/libc_start_call_main.h:58:16\r\n#33 0x0000733cc0229e40 call_init ./csu/../csu/libc-start.c:128:20\r\n#34 0x0000733cc0229e40 __libc_start_main ./csu/../csu/libc-start.c:379:5\r\n#35 0x00005da378362f95 _start (/scratch/tc-testing/tc-compiler-fuzz-trunk/build-gcv/build-llvm-linux/bin/opt+0x66ef95)\r\nzsh: IOT instruction (core dumped)  /scratch/tc-testing/tc-compiler-fuzz-trunk/build-gcv/build-llvm-linux/bin/opt\r\n```\r\n\r\nFound via fuzzer",
    "author": "patrick-rivos",
    "labels": [
      "llvm:SLPVectorizer",
      "crash"
    ],
    "comments": []
  },
  "verified": true
}