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Prepare for 5.4.10 #167
Prepare for 5.4.10 #167
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After upgrading our (ClickHouse's) libcxx from 15 to 16, the compiler started to complain about usage of an incomplete type "RoseInstruction" in this (header) function: void RoseProgram::replace(Iter it, std::unique_ptr<RoseInstruction> ri) { ... The reason is that libcxx 16 is the first version which implements C++23 constexpr std::unique_ptr (P2273R3, see (*)). RoseProgram::replace() happens to be be const-evaluatable and the compiler tries to run std::unique_ptr's ctor + dtor. This fails because at this point RoseInstruction isn't defined yet. There are two ways of fixing this: 1. Include rose_build_instruction.h (which contains RoseInstruction) into rose_build_program.h. Disadvantage: The new include will propagate transitively into all callers. 2. Move the function implementation into the source file which sees RoseInstruction's definition already. Disadvantage: Template instantiation is no longer automatic, instead there must be either a) explicit template instantiation (e.g. in rose_build_program.cpp) or b) all callers which instantiate the function must live in the same source file and do the instantiations by themselves. Fortunately, the latter is the case here, but potential future code outside rose_build_program.cpp will require ugly explicit instantiation. (*) https://en.cppreference.com/w/cpp/23
Fix compilation with libcxx 16
There are some issues with dtors in boost::container::small_vector and/or vector, which is reported by MSan as an error. The suppression __attribute__((no_sanitize_memory)) works until clang-15, but since clang-16 it does not. It looks like before clang-16 this no_sanitize_memory works for all child functions, while since clang-16 only for this function. I've tried to add few others, but a) it looks icky b) I haven't managed to finish this process. Also I've measured the performance and it hadn't been changed. Though boost::small_vector should be faster then std::vector, but apparently my particular case hadn't affected too much. And one more thing, MSan reports this only with -O0, with -O3 - it is not reproduced. <details> <summary>MSan report:</summary> _Note: it was slightly trimmed_ ``` ==11364==WARNING: MemorySanitizer: use-of-uninitialized-value 2023.05.10 15:40:53.000233 [ 11620 ] {} <Trace> AsynchronousMetrics: MemoryTracking: was 1012.32 MiB, peak 1012.32 MiB, free memory in arenas 0.00 B, will set to 1015.82 MiB (RSS), difference: 3.50 MiB 0 0x55558d13289f in boost::container::vector_alloc_holder<boost::container::small_vector_allocator<std::__1::pair<unsigned char, unsigned char>, std::__1::allocator<void>, void>, unsigned long, boost::move_detail::integral_constant<unsigned int, 1u>>::deallocate(std::__1::pair<unsigned char, unsigned char>* const&, unsigned long) .cmake-llvm16-msan/./contrib/boost/boost/container/vector.hpp:455:7 1 0x55558d139e8e in boost::container::vector_alloc_holder<boost::container::small_vector_allocator<std::__1::pair<unsigned char, unsigned char>, std::__1::allocator<void>, void>, unsigned long, boost::move_detail::integral_constant<unsigned int, 1u>>::~vector_alloc_holder() .cmake-llvm16-msan/./contrib/boost/boost/container/vector.hpp:420:16 2 0x55558d139e0b in boost::container::vector<std::__1::pair<unsigned char, unsigned char>, boost::container::small_vector_allocator<std::__1::pair<unsigned char, unsigned char>, std::__1::allocator<void>, void>, void>::~vector() .cmake-llvm16-msan/./contrib/boost/boost/container/vector.hpp:1141:4 3 0x55558d12a4fa in boost::container::small_vector_base<std::__1::pair<unsigned char, unsigned char>, std::__1::allocator<std::__1::pair<unsigned char, unsigned char>>, void>::~small_vector_base() .cmake-llvm16-msan/./contrib/boost/boost/container/small_vector.hpp:445:80 4 0x55558d12a4fa in boost::container::small_vector<std::__1::pair<unsigned char, unsigned char>, 1ul, std::__1::allocator<std::__1::pair<unsigned char, unsigned char>>, void>::~small_vector() .cmake-llvm16-msan/./contrib/boost/boost/container/small_vector.hpp:564:7 5 0x55558d13a21b in std::__1::__tuple_leaf<0ul, boost::container::small_vector<std::__1::pair<unsigned char, unsigned char>, 1ul, std::__1::allocator<std::__1::pair<unsigned char, unsigned char>>, void>, false>::~__tuple_leaf() .cmake-llvm16-msan/./contrib/llvm-project/libcxx/include/tuple:265:7 6 0x55558d13a13a in std::__1::__tuple_impl<>::~__tuple_impl() .cmake-llvm16-msan/./contrib/llvm-project/libcxx/include/tuple:451:37 7 0x55558d13a05b in std::__1::tuple<>::~tuple() .cmake-llvm16-msan/./contrib/llvm-project/libcxx/include/tuple:538:28 8 0x55558d139f7b in ue2::flat_detail::flat_base<>::~flat_base() .cmake-llvm16-msan/./contrib/vectorscan/src/util/flat_containers.h:89:7 9 0x55558d1299da in ue2::flat_set<>::~flat_set() .cmake-llvm16-msan/./contrib/vectorscan/src/util/flat_containers.h:152:7 10 0x55558d4e4dda in ue2::(anonymous namespace)::DAccelScheme::~DAccelScheme() .cmake-llvm16-msan/./contrib/vectorscan/src/nfagraph/ng_limex_accel.cpp:301:8 11 0x55558d4ff6cf in void boost::container::allocator_traits<>::priv_destroy<ue2::(anonymous namespace)::DAccelScheme>(boost::move_detail::integral_constant<bool, false>, boost::container::small_vector_allocator<ue2::(anonymous namespace)::DAccelScheme, boost::container::new_allocator<void>, void>&, ue2::(anonymous namespace)::DAccelScheme*) .cmake-llvm16-msan/./contrib/boost/boost/container/allocator_traits.hpp:403:11 12 0x55558d4fefde in void boost::container::allocator_traits<>::destroy<ue2::(anonymous namespace)::DAccelScheme>(boost::container::small_vector_allocator<ue2::(anonymous namespace)::DAccelScheme, boost::container::new_allocator<void>, void>&, ue2::(anonymous namespace)::DAccelScheme*) .cmake-llvm16-msan/./contrib/boost/boost/container/allocator_traits.hpp:331:7 13 0x55558d4fc364 in boost::container::dtl::disable_if_trivially_destructible<>::type boost::container::destroy_alloc_n<>(boost::container::small_vector_allocator<ue2::(anonymous namespace)::DAccelScheme, boost::container::new_allocator<void>, void>&, ue2::(anonymous namespace)::DAccelScheme*, unsigned long) .cmake-llvm16-msan/./contrib/boost/boost/container/detail/copy_move_algo.hpp:988:7 14 0x55558d517962 in boost::container::vector<>::~vector() .cmake-llvm16-msan/./contrib/boost/boost/container/vector.hpp:1138:7 15 0x55558d4f724d in boost::container::small_vector_base<>::~small_vector_base() .cmake-llvm16-msan/./contrib/boost/boost/container/small_vector.hpp:445:80 16 0x55558d4f724d in boost::container::small_vector<>::~small_vector() .cmake-llvm16-msan/./contrib/boost/boost/container/small_vector.hpp:564:7 17 0x55558d4f2ff3 in ue2::findDoubleBest() .cmake-llvm16-msan/./contrib/vectorscan/src/nfagraph/ng_limex_accel.cpp:444:1 18 0x55558d4f2f41 in ue2::findDoubleBest() .cmake-llvm16-msan/./contrib/vectorscan/src/nfagraph/ng_limex_accel.cpp:442:9 19 0x55558d4f2f41 in ue2::findDoubleBest() .cmake-llvm16-msan/./contrib/vectorscan/src/nfagraph/ng_limex_accel.cpp:442:9 20 0x55558d4f2f41 in ue2::findDoubleBest() .cmake-llvm16-msan/./contrib/vectorscan/src/nfagraph/ng_limex_accel.cpp:442:9 21 0x55558d4f2f41 in ue2::findDoubleBest() .cmake-llvm16-msan/./contrib/vectorscan/src/nfagraph/ng_limex_accel.cpp:442:9 22 0x55558d4f2f41 in ue2::findDoubleBest() .cmake-llvm16-msan/./contrib/vectorscan/src/nfagraph/ng_limex_accel.cpp:442:9 23 0x55558d4f2f41 in ue2::findDoubleBest() .cmake-llvm16-msan/./contrib/vectorscan/src/nfagraph/ng_limex_accel.cpp:442:9 24 0x55558d4f2f41 in ue2::findDoubleBest() .cmake-llvm16-msan/./contrib/vectorscan/src/nfagraph/ng_limex_accel.cpp:442:9 25 0x55558d4e4af5 in ue2::findBestDoubleAccelScheme() .cmake-llvm16-msan/./contrib/vectorscan/src/nfagraph/ng_limex_accel.cpp:556:5 26 0x55558d4e2659 in ue2::findBestAccelScheme() .cmake-llvm16-msan/./contrib/vectorscan/src/nfagraph/ng_limex_accel.cpp:569:27 27 0x55558d3aa8ff in ue2::look_for_offset_accel(ue2::raw_dfa const&, unsigned short, unsigned int) .cmake-llvm16-msan/./contrib/vectorscan/src/nfa/accel_dfa_build_strat.cpp:197:22 28 0x55558d3a9727 in ue2::accel_dfa_build_strat::find_escape_strings(unsigned short) const .cmake-llvm16-msan/./contrib/vectorscan/src/nfa/accel_dfa_build_strat.cpp:414:13 29 0x55558d3b2119 in ue2::accel_dfa_build_strat::getAccelInfo(ue2::Grey const&)::$_0::operator()(unsigned long) const .cmake-llvm16-msan/./contrib/vectorscan/src/nfa/accel_dfa_build_strat.cpp:606:26 30 0x55558d3aefd4 in ue2::accel_dfa_build_strat::getAccelInfo(ue2::Grey const&) .cmake-llvm16-msan/./contrib/vectorscan/src/nfa/accel_dfa_build_strat.cpp:627:13 31 0x55558d2fc61f in ue2::mcclellanCompile8() .cmake-llvm16-msan/./contrib/vectorscan/src/nfa/mcclellancompile.cpp:935:22 32 0x55558d2e89ec in ue2::mcclellanCompile_i() .cmake-llvm16-msan/./contrib/vectorscan/src/nfa/mcclellancompile.cpp:1510:15 33 0x55558d2ff502 in ue2::mcclellanCompile() .cmake-llvm16-msan/./contrib/vectorscan/src/nfa/mcclellancompile.cpp:1527:12 34 0x55558fb13b52 in ue2::getDfa() .cmake-llvm16-msan/./contrib/vectorscan/src/rose/rose_build_bytecode.cpp:646:15 35 0x55558fb7e8c8 in ue2::makeLeftNfa() .cmake-llvm16-msan/./contrib/vectorscan/src/rose/rose_build_bytecode.cpp:854:22 36 0x55558fb6bd36 in ue2::buildLeftfix() .cmake-llvm16-msan/./contrib/vectorscan/src/rose/rose_build_bytecode.cpp:1123:15 37 0x55558fb21020 in ue2::buildLeftfixes() .cmake-llvm16-msan/./contrib/vectorscan/src/rose/rose_build_bytecode.cpp:1579:9 38 0x55558fad972c in ue2::buildNfas() .cmake-llvm16-msan/./contrib/vectorscan/src/rose/rose_build_bytecode.cpp:2063:10 39 0x55558fac9843 in ue2::RoseBuildImpl::buildFinalEngine(unsigned int) .cmake-llvm16-msan/./contrib/vectorscan/src/rose/rose_build_bytecode.cpp:3660:10 40 0x55558f2b2d86 in ue2::RoseBuildImpl::buildRose(unsigned int) .cmake-llvm16-msan/./contrib/vectorscan/src/rose/rose_build_compile.cpp:1796:12 Uninitialized value was stored to memory at 0 0x55558d132898 in boost::container::vector_alloc_holder<boost::container::small_vector_allocator<std::__1::pair<unsigned char, unsigned char>, std::__1::allocator<void>, void>, unsigned long, boost::move_detail::integral_constant<unsigned int, 1u>>::deallocate(std::__1::pair<unsigned char, unsigned char>* const&, unsigned long) .cmake-llvm16-msan/./contrib/boost/boost/container/vector.hpp:455:56 1 0x55558d139e8e in boost::container::vector_alloc_holder<>::~vector_alloc_holder() .cmake-llvm16-msan/./contrib/boost/boost/container/vector.hpp:420:16 2 0x55558d139e0b in boost::container::vector<>::~vector() .cmake-llvm16-msan/./contrib/boost/boost/container/vector.hpp:1141:4 3 0x55558d12a4fa in boost::container::small_vector_base<>::~small_vector_base() .cmake-llvm16-msan/./contrib/boost/boost/container/small_vector.hpp:445:80 4 0x55558d12a4fa in boost::container::small_vector<std::__1::pair<unsigned char, unsigned char>, 1ul, std::__1::allocator<std::__1::pair<unsigned char, unsigned char>>, void>::~small_vector() .cmake-llvm16-msan/./contrib/boost/boost/container/small_vector.hpp:564:7 5 0x55558d13a21b in std::__1::__tuple_leaf<>::~__tuple_leaf() .cmake-llvm16-msan/./contrib/llvm-project/libcxx/include/tuple:265:7 6 0x55558d13a13a in std::__1::__tuple_impl<>::~__tuple_impl .cmake-llvm16-msan/./contrib/llvm-project/libcxx/include/tuple:451:37 7 0x55558d13a05b in std::__1::tuple<>::~tuple() .cmake-llvm16-msan/./contrib/llvm-project/libcxx/include/tuple:538:28 8 0x55558d139f7b in ue2::flat_detail::flat_base<>::~flat_base() .cmake-llvm16-msan/./contrib/vectorscan/src/util/flat_containers.h:89:7 9 0x55558d1299da in ue2::flat_set<>::~flat_set() .cmake-llvm16-msan/./contrib/vectorscan/src/util/flat_containers.h:1 52:7 10 0x55558d4e4dda in ue2::(anonymous namespace)::DAccelScheme::~DAccelScheme() .cmake-llvm16-msan/./contrib/vectorscan/src/nfagraph/ng_limex_accel.cpp:301:8 11 0x55558d4ff6cf in void boost::container::allocator_traits<>::priv_destroy<ue2::(anonymous namespace)::DAccelScheme>() .cmake-llvm16-msan/./contrib/boost/boost/container/allocator_traits.hpp:403:11 12 0x55558d4fefde in void boost::container::allocator_traits<>::destroy<ue2::(anonymous namespace)::DAccelScheme>(boost::container::small_vector_allocator<>&, ue2::(anonymous namespace)::DAccelScheme*) .cmake-llvm16-msan/./contrib/boost/boost/container/allocator_traits.hpp:331:7 13 0x55558d4fc364 in boost::container::dtl::disable_if_trivially_destructible<>::type boost::container::destroy_alloc_n<boost::container::small_vector_allocator<ue2::(anonymous namespace)::DAccelScheme, boost::container::new_allocator<void>, void>, ue2::(anonymous namespace)::DAccelScheme*, unsigned long>(boost::container::small_vector_allocator<ue2::(anonymous namespace)::DAccelScheme, boost::container::new_allocator<void>, void>&, ue2::(anonymous namespace)::DAccelScheme*, unsigned long) .cmake-llvm16-msan/./contrib/boost/boost/container/detail/copy_move_algo.hpp:988:7 14 0x55558d517962 in boost::container::vector<ue2::(anonymous namespace)::DAccelScheme, boost::container::small_vector_allocator<ue2::(anonymous namespace)::DAccelScheme, boost::container::new_allocator<void>, void>, void>::~vector() .cmake-llvm16-msan/./contrib/boost/boost/container/vector.hpp:1138:7 15 0x55558d4f724d in boost::container::small_vector_base<>::~small_vector_base() .cmake-llvm16-msan/./contrib/boost/boost/container/small_vector.hpp:445:80 16 0x55558d4f724d in boost::container::small_vector<>::~small_vector() .cmake-llvm16-msan/./contrib/boost/boost/container/small_vector.hpp:564:7 17 0x55558d4f2ff3 in ue2::findDoubleBest() .cmake-llvm16-msan/./contrib/vectorscan/src/nfagraph/ng_limex_accel.cpp:444:1 18 0x55558d4f2f41 in ue2::findDoubleBest() .cmake-llvm16-msan/./contrib/vectorscan/src/nfagraph/ng_limex_accel.cpp:442:9 19 0x55558d4f2f41 in ue2::findDoubleBest() .cmake-llvm16-msan/./contrib/vectorscan/src/nfagraph/ng_limex_accel.cpp:442:9 20 0x55558d4f2f41 in ue2::findDoubleBest() .cmake-llvm16-msan/./contrib/vectorscan/src/nfagraph/ng_limex_accel.cpp:442:9 21 0x55558d4f2f41 in ue2::findDoubleBest() .cmake-llvm16-msan/./contrib/vectorscan/src/nfagraph/ng_limex_accel.cpp:442:9 Member fields were destroyed 0 0x5555652e08dd in __sanitizer_dtor_callback_fields /src/llvm/worktrees/llvm-16/compiler-rt/lib/msan/msan_interceptors.cpp:961:5 1 0x55558d4f71a6 in boost::container::small_vector<>::~small_vector() .cmake-llvm16-msan/./contrib/boost/boost/container/small_vector.hpp:528:8 2 0x55558d4f71a6 in boost::container::small_vector<>::~small_vector() .cmake-llvm16-msan/./contrib/boost/boost/container/small_vector.hpp:564:7 3 0x55558d4f2ff3 in ue2::findDoubleBest() .cmake-llvm16-msan/./contrib/vectorscan/src/nfagraph/ng_limex_accel.cpp:444:1 4 0x55558d4f2f41 in ue2::findDoubleBest() .cmake-llvm16-msan/./contrib/vectorscan/src/nfagraph/ng_limex_accel.cpp:442:9 5 0x55558d4f2f41 in ue2::findDoubleBest() .cmake-llvm16-msan/./contrib/vectorscan/src/nfagraph/ng_limex_accel.cpp:442:9 6 0x55558d4f2f41 in ue2::findDoubleBest() .cmake-llvm16-msan/./contrib/vectorscan/src/nfagraph/ng_limex_accel.cpp:442:9 7 0x55558d4f2f41 in ue2::findDoubleBest() .cmake-llvm16-msan/./contrib/vectorscan/src/nfagraph/ng_limex_accel.cpp:442:9 8 0x55558d4f2f41 in ue2::findDoubleBest() .cmake-llvm16-msan/./contrib/vectorscan/src/nfagraph/ng_limex_accel.cpp:442:9 9 0x55558d4f2f41 in ue2::findDoubleBest() .cmake-llvm16-msan/./contrib/vectorscan/src/nfagraph/ng_limex_accel.cpp:442:9 10 0x55558d4f2f41 in ue2::findDoubleBest() .cmake-llvm16-msan/./contrib/vectorscan/src/nfagraph/ng_limex_accel.cpp:442:9 11 0x55558d4e4af5 in ue2::findBestDoubleAccelScheme() .cmake-llvm16-msan/./contrib/vectorscan/src/nfagraph/ng_limex_accel.cpp:556:5 12 0x55558d4e2659 in ue2::findBestAccelScheme() .cmake-llvm16-msan/./contrib/vectorscan/src/nfagraph/ng_limex_accel.cpp:569:27 13 0x55558d3aa8ff in ue2::look_for_offset_accel(ue2::raw_dfa const&, unsigned short, unsigned int) .cmake-llvm16-msan/./contrib/vectorscan/src/nfa/accel_dfa_build_strat.cpp:197:22 14 0x55558d3a9727 in ue2::accel_dfa_build_strat::find_escape_strings(unsigned short) const .cmake-llvm16-msan/./contrib/vectorscan/src/nfa/accel_dfa_build_strat.cpp:414:13 15 0x55558d3b2119 in ue2::accel_dfa_build_strat::getAccelInfo(ue2::Grey const&)::$_0::operator()(unsigned long) const .cmake-llvm16-msan/./contrib/vectorscan/src/nfa/accel_dfa_build_strat.cpp:606:26 16 0x55558d3aefd4 in ue2::accel_dfa_build_strat::getAccelInfo(ue2::Grey const&) .cmake-llvm16-msan/./contrib/vectorscan/src/nfa/accel_dfa_build_strat.cpp:627:13 17 0x55558d2fc61f in ue2::mcclellanCompile8(ue2::(anonymous namespace)::dfa_info&, ue2::CompileContext const&, std::__1::set<unsigned short, std::__1::less<unsigned short>, std::__1::allocator<unsigned short>>*) .cmake-llvm16-msan/./contrib/vectorscan/src/nfa/mcclellancompile.cpp:935:22 18 0x55558d2e89ec in ue2::mcclellanCompile_i(ue2::raw_dfa&, ue2::accel_dfa_build_strat&, ue2::CompileContext const&, bool, std::__1::set<unsigned short, std::__1::less<unsigned short>, std::__1::allocator<unsigned short>>*) .cmake-llvm16-msan/./contrib/vectorscan/src/nfa/mcclellancompile.cpp:1510:15 19 0x55558d2ff502 in ue2::mcclellanCompile(ue2::raw_dfa&, ue2::CompileContext const&, ue2::ReportManager const&, bool, bool, std::__1::set<unsigned short, std::__1::less<unsigned short>, std::__1::allocator<unsigned short>>*) .cmake-llvm16-msan/./contrib/vectorscan/src/nfa/mcclellancompile.cpp:1527:12 20 0x55558fb13b52 in ue2::getDfa(ue2::raw_dfa&, bool, ue2::CompileContext const&, ue2::ReportManager const&) .cmake-llvm16-msan/./contrib/vectorscan/src/rose/rose_build_bytecode.cpp:646:15 ``` </details> Signed-off-by: Azat Khuzhin <a.khuzhin@semrush.com>
When temporary buffer is used in getData128(), then it may return uninitialized data. Signed-off-by: Azat Khuzhin <a.khuzhin@semrush.com>
Fix use-of-uninitialized-value due to getData128()
Use std::vector instead of boost::container::small_vector under MSan
…be statically linked into another shared library without exporting symbols
Feature/enable fat runtime arm
adding ifndef around HS_PUBLIC_API definition so that vectorscan can be statically linked into another shared library without exporting symbols
fix github issue intel#362
fix github issue #303
fix github issue intel#350
Roll back fix for github issue intel#350 About Scratch Usage: For compile time, scratch space is strongly recommended to be allocated immediately after database generation. For runtime, besides using scratch for corresponding database, Hyperscan also allows user to use larger scratch space allocated for another database. When multiple concurrent threads need to use the same databases and a new scratch space is required, cloning the largest one is always safe. This is realized based on API hs_scratch_size() and hs_clone_scratch(). Behaviors beyond above are discouraged and results are undefined.
…23Q3 Feature/backport hyperscan 2023 q3
Hi @markos How about v5.4.10? Ready to land? Thanks, |
Hi @xiangzhai , 5.4.10 will be released today, because it's overdue and I did not have time to setup the Loongson system to test the PR. However, this will happen immediately afterwards. Apologies for the inconvenience, but it's a big PR and I cannot just merge it without testing. Once it is tested, I will also add the Loongson system to the CI and it will be a supported architecture, if everything works. |
Hi @markos
Good news!
I am using Loongnix Desktop Linux distribution for porting OpenJDK.
You are welcome!
Please let me know if anything failed to work. Thanks, |
Misc fixes for libcxx 16
Fat binary support for Arm
SVE detection fixes
Various other fixes
Backported fixes from Hyperscan 5.4.1/5.4.2