ayzhao added a comment. Thanks for your work on this!
FYI, I'm getting the following crash when I try to build Chrome's base_unittests with `-mllvm -enable-single-byte-coverage=true`: [195/4447] CXX obj/base/allocator/partition_allocator/allocator_core/pcscan_internal.o FAILED: obj/base/allocator/partition_allocator/allocator_core/pcscan_internal.o "python3" ../../build/toolchain/clang_code_coverage_wrapper.py --target-os=linux /usr/local/google/home/ayzhao/src/llvm-project/build-debug/bin/clang++ -MMD -MF obj/base/allocator/partition_allocator/allocator_core/pcscan_internal.o.d -DUSE_UDEV -DUSE_AURA=1 -DUSE_GLIB=1 -DUSE_OZONE=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D_FORTIFY_SOURCE=2 -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_GNU_SOURCE -D_LIBCPP_ENABLE_ASSERTIONS=1 -D_LIBCPP_DISABLE_VISIBILITY_ANNOTATIONS -D_LIBCXXABI_DISABLE_VISIBILITY_ANNOTATIONS -DCR_LIBCXX_REVISION=84fb809dd6dae36d556dc0bb702c6cc2ce9d4b80 -DCR_SYSROOT_KEY=20230611T210420Z-2 -DNDEBUG -DNVALGRIND -DDYNAMIC_ANNOTATIONS_ENABLED=0 -DIS_PARTITION_ALLOC_IMPL -I../.. -Igen -I../../buildtools/third_party/libc++ -Wall -Werror -Wextra -Wimplicit-fallthrough -Wextra-semi -Wunreachable-code-aggressive -Wthread-safety -Wno-missing-field-initializers -Wno-unused-parameter -Wno-psabi -Wloop-analysis -Wno-unneeded-internal-declaration -Wenum-compare-conditional -Wno-ignored-pragma-optimize -Wno-deprecated-builtins -Wno-bitfield-constant-conversion -Wno-deprecated-this-capture -Wshadow -fno-delete-null-pointer-checks -fno-ident -fno-strict-aliasing --param=ssp-buffer-size=4 -fstack-protector -funwind-tables -fPIC -pthread -fcolor-diagnostics -fmerge-all-constants -fcrash-diagnostics-dir=../../tools/clang/crashreports -mllvm -instcombine-lower-dbg-declare=0 -ffp-contract=off -fcomplete-member-pointers -m64 -msse3 -Wno-builtin-macro-redefined -D__DATE__= -D__TIME__= -D__TIMESTAMP__= -ffile-compilation-dir=. -no-canonical-prefixes -ftrivial-auto-var-init=pattern -fno-omit-frame-pointer -g0 -fprofile-instr-generate -fcoverage-mapping -mllvm -enable-single-byte-coverage=true -mllvm -limited-coverage-experimental=true -fno-use-cxa-atexit -fvisibility=hidden -Wheader-hygiene -Wstring-conversion -Wtautological-overlap-compare -Wexit-time-destructors -O3 -fdata-sections -ffunction-sections -fno-unique-section-names -std=c++20 -Wno-trigraphs -gsimple-template-names -fno-exceptions -fno-rtti -nostdinc++ -isystem../../third_party/libc++/src/include -isystem../../third_party/libc++abi/src/include --sysroot=../../build/linux/debian_bullseye_amd64-sysroot -fvisibility-inlines-hidden -c ../../base/allocator/partition_allocator/starscan/pcscan_internal.cc -o obj/base/allocator/partition_allocator/allocator_core/pcscan_internal.o PLEASE submit a bug report to https://github.com/llvm/llvm-project/issues/ and include the crash backtrace, preprocessed source, and associated run script. Stack dump: 0. Program arguments: /usr/local/google/home/ayzhao/src/llvm-project/build-debug/bin/clang++ -MMD -MF obj/base/allocator/partition_allocator/allocator_core/pcscan_internal.o.d -DUSE_UDEV -DUSE_AURA=1 -DUSE_GLIB=1 -DUSE_OZONE=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D_FORTIFY_SOURCE=2 -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_GNU_SOURCE -D_LIBCPP_ENABLE_ASSERTIONS=1 -D_LIBCPP_DISABLE_VISIBILITY_ANNOTATIONS -D_LIBCXXABI_DISABLE_VISIBILITY_ANNOTATIONS -DCR_LIBCXX_REVISION=84fb809dd6dae36d556dc0bb702c6cc2ce9d4b80 -DCR_SYSROOT_KEY=20230611T210420Z-2 -DNDEBUG -DNVALGRIND -DDYNAMIC_ANNOTATIONS_ENABLED=0 -DIS_PARTITION_ALLOC_IMPL -I../.. -Igen -I../../buildtools/third_party/libc++ -Wall -Werror -Wextra -Wimplicit-fallthrough -Wextra-semi -Wunreachable-code-aggressive -Wthread-safety -Wno-missing-field-initializers -Wno-unused-parameter -Wno-psabi -Wloop-analysis -Wno-unneeded-internal-declaration -Wenum-compare-conditional -Wno-ignored-pragma-optimize -Wno-deprecated-builtins -Wno-bitfield-constant-conversion -Wno-deprecated-this-capture -Wshadow -fno-delete-null-pointer-checks -fno-ident -fno-strict-aliasing --param=ssp-buffer-size=4 -fstack-protector -funwind-tables -fPIC -pthread -fcolor-diagnostics -fmerge-all-constants -fcrash-diagnostics-dir=../../tools/clang/crashreports -mllvm -instcombine-lower-dbg-declare=0 -ffp-contract=off -fcomplete-member-pointers -m64 -msse3 -Wno-builtin-macro-redefined -D__DATE__= -D__TIME__= -D__TIMESTAMP__= -ffile-compilation-dir=. -no-canonical-prefixes -ftrivial-auto-var-init=pattern -fno-omit-frame-pointer -g0 -fprofile-instr-generate -fcoverage-mapping -mllvm -enable-single-byte-coverage=true -mllvm -limited-coverage-experimental=true -fno-use-cxa-atexit -fvisibility=hidden -Wheader-hygiene -Wstring-conversion -Wtautological-overlap-compare -Wexit-time-destructors -O3 -fdata-sections -ffunction-sections -fno-unique-section-names -std=c++20 -Wno-trigraphs -gsimple-template-names -fno-exceptions -fno-rtti -nostdinc++ -isystem../../third_party/libc++/src/include -isystem../../third_party/libc++abi/src/include --sysroot=../../build/linux/debian_bullseye_amd64-sysroot -fvisibility-inlines-hidden -c ../../base/allocator/partition_allocator/starscan/pcscan_internal.cc -o obj/base/allocator/partition_allocator/allocator_core/pcscan_internal.o 1. <eof> parser at end of file 2. Optimizer #0 0x000055a9e376956d llvm::sys::PrintStackTrace(llvm::raw_ostream&, int) /usr/local/google/home/ayzhao/src/llvm-project/llvm/lib/Support/Unix/Signals.inc:602:11 #1 0x000055a9e3769a0b PrintStackTraceSignalHandler(void*) /usr/local/google/home/ayzhao/src/llvm-project/llvm/lib/Support/Unix/Signals.inc:675:1 #2 0x000055a9e3767c86 llvm::sys::RunSignalHandlers() /usr/local/google/home/ayzhao/src/llvm-project/llvm/lib/Support/Signals.cpp:104:5 #3 0x000055a9e3768dde llvm::sys::CleanupOnSignal(unsigned long) /usr/local/google/home/ayzhao/src/llvm-project/llvm/lib/Support/Unix/Signals.inc:368:1 #4 0x000055a9e36a2f04 (anonymous namespace)::CrashRecoveryContextImpl::HandleCrash(int, unsigned long) /usr/local/google/home/ayzhao/src/llvm-project/llvm/lib/Support/CrashRecoveryContext.cpp:0:7 #5 0x000055a9e36a32c2 CrashRecoverySignalHandler(int) /usr/local/google/home/ayzhao/src/llvm-project/llvm/lib/Support/CrashRecoveryContext.cpp:391:1 #6 0x00007f2407a5a540 (/lib/x86_64-linux-gnu/libc.so.6+0x3c540) #7 0x000055a9e120d134 llvm::detail::PunnedPointer<llvm::ilist_node_base<true>*>::asInt() const /usr/local/google/home/ayzhao/src/llvm-project/llvm/include/llvm/ADT/PointerIntPair.h:41:5 #8 0x000055a9e120d115 llvm::detail::PunnedPointer<llvm::ilist_node_base<true>*>::operator long() const /usr/local/google/home/ayzhao/src/llvm-project/llvm/include/llvm/ADT/PointerIntPair.h:45:41 #9 0x000055a9e120e655 llvm::PointerIntPair<llvm::ilist_node_base<true>*, 1u, unsigned int, llvm::PointerLikeTypeTraits<llvm::ilist_node_base<true>*>, llvm::PointerIntPairInfo<llvm::ilist_node_base<true>*, 1u, llvm::PointerLikeTypeTraits<llvm::ilist_node_base<true>*>>>::getInt() const /usr/local/google/home/ayzhao/src/llvm-project/llvm/include/llvm/ADT/PointerIntPair.h:96:57 #10 0x000055a9e120e625 llvm::ilist_node_base<true>::isSentinel() const /usr/local/google/home/ayzhao/src/llvm-project/llvm/include/llvm/ADT/ilist_node_base.h:45:36 #11 0x000055a9e120e5e5 llvm::ilist_node_base<true>::isKnownSentinel() const /usr/local/google/home/ayzhao/src/llvm-project/llvm/include/llvm/ADT/ilist_node_base.h:46:34 #12 0x000055a9e12c5b8c llvm::ilist_iterator<llvm::ilist_detail::node_options<llvm::Instruction, true, false, void>, true, true>::operator*() const /usr/local/google/home/ayzhao/src/llvm-project/llvm/include/llvm/ADT/ilist_iterator.h:138:5 #13 0x000055a9e12c5a92 llvm::simple_ilist<llvm::Instruction>::back() const /usr/local/google/home/ayzhao/src/llvm-project/llvm/include/llvm/ADT/simple_ilist.h:139:34 #14 0x000055a9e12c5a12 llvm::BasicBlock::getTerminator() const /usr/local/google/home/ayzhao/src/llvm-project/llvm/include/llvm/IR/BasicBlock.h:128:39 #15 0x000055a9e12c1ef5 llvm::BasicBlock::getTerminator() /usr/local/google/home/ayzhao/src/llvm-project/llvm/include/llvm/IR/BasicBlock.h:133:5 #16 0x000055a9e56a9e55 llvm::SparseSolver<llvm::PointerIntPair<llvm::Value*, 2u, (anonymous namespace)::IPOGrouping, llvm::PointerLikeTypeTraits<llvm::Value*>, llvm::PointerIntPairInfo<llvm::Value*, 2u, llvm::PointerLikeTypeTraits<llvm::Value*>>>, (anonymous namespace)::CVPLatticeVal, llvm::LatticeKeyInfo<llvm::PointerIntPair<llvm::Value*, 2u, (anonymous namespace)::IPOGrouping, llvm::PointerLikeTypeTraits<llvm::Value*>, llvm::PointerIntPairInfo<llvm::Value*, 2u, llvm::PointerLikeTypeTraits<llvm::Value*>>>>>::isEdgeFeasible(llvm::BasicBlock*, llvm::BasicBlock*, bool) /usr/local/google/home/ayzhao/src/llvm-project/llvm/include/llvm/Analysis/SparsePropagation.h:374:27 #17 0x000055a9e56a96a4 llvm::SparseSolver<llvm::PointerIntPair<llvm::Value*, 2u, (anonymous namespace)::IPOGrouping, llvm::PointerLikeTypeTraits<llvm::Value*>, llvm::PointerIntPairInfo<llvm::Value*, 2u, llvm::PointerLikeTypeTraits<llvm::Value*>>>, (anonymous namespace)::CVPLatticeVal, llvm::LatticeKeyInfo<llvm::PointerIntPair<llvm::Value*, 2u, (anonymous namespace)::IPOGrouping, llvm::PointerLikeTypeTraits<llvm::Value*>, llvm::PointerIntPairInfo<llvm::Value*, 2u, llvm::PointerLikeTypeTraits<llvm::Value*>>>>>::visitPHINode(llvm::PHINode&) /usr/local/google/home/ayzhao/src/llvm-project/llvm/include/llvm/Analysis/SparsePropagation.h:433:9 #18 0x000055a9e56a91e6 llvm::SparseSolver<llvm::PointerIntPair<llvm::Value*, 2u, (anonymous namespace)::IPOGrouping, llvm::PointerLikeTypeTraits<llvm::Value*>, llvm::PointerIntPairInfo<llvm::Value*, 2u, llvm::PointerLikeTypeTraits<llvm::Value*>>>, (anonymous namespace)::CVPLatticeVal, llvm::LatticeKeyInfo<llvm::PointerIntPair<llvm::Value*, 2u, (anonymous namespace)::IPOGrouping, llvm::PointerLikeTypeTraits<llvm::Value*>, llvm::PointerIntPairInfo<llvm::Value*, 2u, llvm::PointerLikeTypeTraits<llvm::Value*>>>>>::visitInst(llvm::Instruction&) /usr/local/google/home/ayzhao/src/llvm-project/llvm/include/llvm/Analysis/SparsePropagation.h:455:5 #19 0x000055a9e56a59fe llvm::SparseSolver<llvm::PointerIntPair<llvm::Value*, 2u, (anonymous namespace)::IPOGrouping, llvm::PointerLikeTypeTraits<llvm::Value*>, llvm::PointerIntPairInfo<llvm::Value*, 2u, llvm::PointerLikeTypeTraits<llvm::Value*>>>, (anonymous namespace)::CVPLatticeVal, llvm::LatticeKeyInfo<llvm::PointerIntPair<llvm::Value*, 2u, (anonymous namespace)::IPOGrouping, llvm::PointerLikeTypeTraits<llvm::Value*>, llvm::PointerIntPairInfo<llvm::Value*, 2u, llvm::PointerLikeTypeTraits<llvm::Value*>>>>>::Solve() /usr/local/google/home/ayzhao/src/llvm-project/llvm/include/llvm/Analysis/SparsePropagation.h:495:27 #20 0x000055a9e56a5367 runCVP(llvm::Module&) /usr/local/google/home/ayzhao/src/llvm-project/llvm/lib/Transforms/IPO/CalledValuePropagation.cpp:386:8 #21 0x000055a9e56a525c llvm::CalledValuePropagationPass::run(llvm::Module&, llvm::AnalysisManager<llvm::Module>&) /usr/local/google/home/ayzhao/src/llvm-project/llvm/lib/Transforms/IPO/CalledValuePropagation.cpp:403:3 #22 0x000055a9e5474cc7 llvm::detail::PassModel<llvm::Module, llvm::CalledValuePropagationPass, llvm::PreservedAnalyses, llvm::AnalysisManager<llvm::Module>>::run(llvm::Module&, llvm::AnalysisManager<llvm::Module>&) /usr/local/google/home/ayzhao/src/llvm-project/llvm/include/llvm/IR/PassManagerInternal.h:89:17 #23 0x000055a9e302d9aa llvm::PassManager<llvm::Module, llvm::AnalysisManager<llvm::Module>>::run(llvm::Module&, llvm::AnalysisManager<llvm::Module>&) /usr/local/google/home/ayzhao/src/llvm-project/llvm/include/llvm/IR/PassManager.h:521:7 #24 0x000055a9e3b0a68c (anonymous namespace)::EmitAssemblyHelper::RunOptimizationPipeline(clang::BackendAction, std::unique_ptr<llvm::raw_pwrite_stream, std::default_delete<llvm::raw_pwrite_stream>>&, std::unique_ptr<llvm::ToolOutputFile, std::default_delete<llvm::ToolOutputFile>>&) /usr/local/google/home/ayzhao/src/llvm-project/clang/lib/CodeGen/BackendUtil.cpp:1100:5 #25 0x000055a9e3b04545 (anonymous namespace)::EmitAssemblyHelper::EmitAssembly(clang::BackendAction, std::unique_ptr<llvm::raw_pwrite_stream, std::default_delete<llvm::raw_pwrite_stream>>) /usr/local/google/home/ayzhao/src/llvm-project/clang/lib/CodeGen/BackendUtil.cpp:1157:3 #26 0x000055a9e3b03a17 clang::EmitBackendOutput(clang::DiagnosticsEngine&, clang::HeaderSearchOptions const&, clang::CodeGenOptions const&, clang::TargetOptions const&, clang::LangOptions const&, llvm::StringRef, llvm::Module*, clang::BackendAction, llvm::IntrusiveRefCntPtr<llvm::vfs::FileSystem>, std::unique_ptr<llvm::raw_pwrite_stream, std::default_delete<llvm::raw_pwrite_stream>>) /usr/local/google/home/ayzhao/src/llvm-project/clang/lib/CodeGen/BackendUtil.cpp:1320:3 #27 0x000055a9e52f0154 clang::BackendConsumer::HandleTranslationUnit(clang::ASTContext&) /usr/local/google/home/ayzhao/src/llvm-project/clang/lib/CodeGen/CodeGenAction.cpp:386:7 #28 0x000055a9e79475b3 clang::ParseAST(clang::Sema&, bool, bool) /usr/local/google/home/ayzhao/src/llvm-project/clang/lib/Parse/ParseAST.cpp:183:12 #29 0x000055a9e47d1e2c clang::ASTFrontendAction::ExecuteAction() /usr/local/google/home/ayzhao/src/llvm-project/clang/lib/Frontend/FrontendAction.cpp:1170:1 #30 0x000055a9e52eb256 clang::CodeGenAction::ExecuteAction() /usr/local/google/home/ayzhao/src/llvm-project/clang/lib/CodeGen/CodeGenAction.cpp:1208:5 #31 0x000055a9e47d182c clang::FrontendAction::Execute() /usr/local/google/home/ayzhao/src/llvm-project/clang/lib/Frontend/FrontendAction.cpp:1062:7 #32 0x000055a9e46fbc68 clang::CompilerInstance::ExecuteAction(clang::FrontendAction&) /usr/local/google/home/ayzhao/src/llvm-project/clang/lib/Frontend/CompilerInstance.cpp:1053:23 #33 0x000055a9e499cd47 clang::ExecuteCompilerInvocation(clang::CompilerInstance*) /usr/local/google/home/ayzhao/src/llvm-project/clang/lib/FrontendTool/ExecuteCompilerInvocation.cpp:272:8 #34 0x000055a9e12092d3 cc1_main(llvm::ArrayRef<char const*>, char const*, void*) /usr/local/google/home/ayzhao/src/llvm-project/clang/tools/driver/cc1_main.cpp:249:13 #35 0x000055a9e11f8f8a ExecuteCC1Tool(llvm::SmallVectorImpl<char const*>&, llvm::ToolContext const&) /usr/local/google/home/ayzhao/src/llvm-project/clang/tools/driver/driver.cpp:366:5 #36 0x000055a9e11fa8fd clang_main(int, char**, llvm::ToolContext const&)::$_0::operator()(llvm::SmallVectorImpl<char const*>&) const /usr/local/google/home/ayzhao/src/llvm-project/clang/tools/driver/driver.cpp:506:7 #37 0x000055a9e11fa8cd int llvm::function_ref<int (llvm::SmallVectorImpl<char const*>&)>::callback_fn<clang_main(int, char**, llvm::ToolContext const&)::$_0>(long, llvm::SmallVectorImpl<char const*>&) /usr/local/google/home/ayzhao/src/llvm-project/llvm/include/llvm/ADT/STLFunctionalExtras.h:45:5 #38 0x000055a9e459a6a9 llvm::function_ref<int (llvm::SmallVectorImpl<char const*>&)>::operator()(llvm::SmallVectorImpl<char const*>&) const /usr/local/google/home/ayzhao/src/llvm-project/llvm/include/llvm/ADT/STLFunctionalExtras.h:68:5 #39 0x000055a9e4596e08 clang::driver::CC1Command::Execute(llvm::ArrayRef<std::optional<llvm::StringRef>>, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char>>*, bool*) const::$_1::operator()() const /usr/local/google/home/ayzhao/src/llvm-project/clang/lib/Driver/Job.cpp:440:34 #40 0x000055a9e4596dd5 void llvm::function_ref<void ()>::callback_fn<clang::driver::CC1Command::Execute(llvm::ArrayRef<std::optional<llvm::StringRef>>, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char>>*, bool*) const::$_1>(long) /usr/local/google/home/ayzhao/src/llvm-project/llvm/include/llvm/ADT/STLFunctionalExtras.h:45:5 #41 0x000055a9e2468ca9 llvm::function_ref<void ()>::operator()() const /usr/local/google/home/ayzhao/src/llvm-project/llvm/include/llvm/ADT/STLFunctionalExtras.h:68:5 #42 0x000055a9e36a2d1a llvm::CrashRecoveryContext::RunSafely(llvm::function_ref<void ()>) /usr/local/google/home/ayzhao/src/llvm-project/llvm/lib/Support/CrashRecoveryContext.cpp:427:3 #43 0x000055a9e4596727 clang::driver::CC1Command::Execute(llvm::ArrayRef<std::optional<llvm::StringRef>>, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char>>*, bool*) const /usr/local/google/home/ayzhao/src/llvm-project/clang/lib/Driver/Job.cpp:440:7 #44 0x000055a9e4530abf clang::driver::Compilation::ExecuteCommand(clang::driver::Command const&, clang::driver::Command const*&, bool) const /usr/local/google/home/ayzhao/src/llvm-project/clang/lib/Driver/Compilation.cpp:199:15 #45 0x000055a9e4530cc7 clang::driver::Compilation::ExecuteJobs(clang::driver::JobList const&, llvm::SmallVectorImpl<std::pair<int, clang::driver::Command const*>>&, bool) const /usr/local/google/home/ayzhao/src/llvm-project/clang/lib/Driver/Compilation.cpp:253:13 #46 0x000055a9e454b9d8 clang::driver::Driver::ExecuteCompilation(clang::driver::Compilation&, llvm::SmallVectorImpl<std::pair<int, clang::driver::Command const*>>&) /usr/local/google/home/ayzhao/src/llvm-project/clang/lib/Driver/Driver.cpp:1906:7 #47 0x000055a9e11f8a48 clang_main(int, char**, llvm::ToolContext const&) /usr/local/google/home/ayzhao/src/llvm-project/clang/tools/driver/driver.cpp:542:9 #48 0x000055a9e122d74d main /usr/local/google/home/ayzhao/src/llvm-project/build-debug/tools/clang/tools/driver/clang-driver.cpp:15:3 #49 0x00007f2407a456ca __libc_start_call_main ./csu/../sysdeps/nptl/libc_start_call_main.h:74:3 #50 0x00007f2407a45785 call_init ./csu/../csu/libc-start.c:128:20 #51 0x00007f2407a45785 __libc_start_main ./csu/../csu/libc-start.c:347:5 #52 0x000055a9e11f76e1 _start (/usr/local/google/home/ayzhao/src/llvm-project/build-debug/bin/clang+++0x1b156e1) clang++: error: clang frontend command failed with exit code 139 (use -v to see invocation) clang version 18.0.0 (g...@github.com:llvm/llvm-project.git f5980dad855c06e6110d954f8f33d0a385b77756) Target: x86_64-unknown-linux-gnu Thread model: posix InstalledDir: /usr/local/google/home/ayzhao/src/llvm-project/build-debug/bin clang++: note: diagnostic msg: ******************** PLEASE ATTACH THE FOLLOWING FILES TO THE BUG REPORT: Preprocessed source(s) and associated run script(s) are located at: clang++: note: diagnostic msg: ../../tools/clang/crashreports/pcscan_internal-09d280.cpp clang++: note: diagnostic msg: ../../tools/clang/crashreports/pcscan_internal-09d280.sh clang++: note: diagnostic msg: ******************** ninja: build stopped: subcommand failed.{F28818444} {F28818443} Repository: rG LLVM Github Monorepo CHANGES SINCE LAST ACTION https://reviews.llvm.org/D126586/new/ https://reviews.llvm.org/D126586 _______________________________________________ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits
