Fuzz introspector: fuzz_print_json
For issues and ideas: https://github.com/ossf/fuzz-introspector/issues

Fuzz blockers

The followings are the branches where fuzzer fails to bypass.

Unique non-covered Complexity Unique Reachable Complexities Unique Reachable Functions All non-covered Complexity All Reachable Complexity Function Name Function Callsite Blocked Branch
0 7 2 :

['simdjson::internal::dom_parser_implementation::allocate(unsigned long, unsigned long)', 'std::__1::unique_ptr >::operator->[abi:ne180100]() const']

0 7 simdjson::dom::parser::allocate(unsignedlong,unsignedlong) call site: 00000 /src/simdjson/include/simdjson/dom/parser-inl.h:204
0 0 None 0 133 simdjson::internal::adjusted_mantissasimdjson::internal::compute_float >(simdjson::internal::decimal&) call site: 00000 /src/simdjson/src/from_chars.cpp:487
0 0 None 0 116 simdjson::internal::adjusted_mantissasimdjson::internal::compute_float >(simdjson::internal::decimal&) call site: 00000 /src/simdjson/src/from_chars.cpp:508
0 0 None 0 95 simdjson::internal::adjusted_mantissasimdjson::internal::compute_float >(simdjson::internal::decimal&) call site: 00000 /src/simdjson/src/from_chars.cpp:521
0 0 None 0 85 simdjson::internal::detect_best_supported_implementation_on_first_use::set_best()const call site: 00000 /src/simdjson/src/implementation.cpp:284
0 0 None 0 0 simdjson::dom::document::allocate(unsignedlong) call site: 00000 /src/simdjson/include/simdjson/dom/document-inl.h:30
0 0 None 0 0 simdjson::dom::parser::ensure_capacity(simdjson::dom::document&,unsignedlong) call site: 00000 /src/simdjson/include/simdjson/dom/parser-inl.h:236
0 0 None 0 0 simdjson::internal::decimal_right_shift(simdjson::internal::decimal&,unsignedint) call site: 00000 /src/simdjson/src/from_chars.cpp:420
0 0 None 0 0 simdjson::internal::detect_supported_architectures() call site: 00000 /src/simdjson/src/internal/isadetection.h:179

Fuzzer calltree

0 LLVMFuzzerTestOneInput [function] [call site] 00000
1 simdjson::dom::document::document() [function] [call site] 00001
1 simdjson::dom::parser::parse(unsigned char const*, unsigned long, bool) & [function] [call site] 00002
2 simdjson::dom::parser::parse_into_document(simdjson::dom::document&, unsigned char const*, unsigned long, bool) & [function] [call site] 00003
3 simdjson::dom::parser::ensure_capacity(simdjson::dom::document&, unsigned long) [function] [call site] 00004
4 simdjson::dom::document::capacity() const [function] [call site] 00005
4 simdjson::dom::document::capacity() const [function] [call site] 00006
4 simdjson::dom::document::allocate(unsigned long) [function] [call site] 00007
4 simdjson::dom::parser::allocate(unsigned long, unsigned long) [function] [call site] 00008
5 simdjson::internal::dom_parser_implementation::allocate(unsigned long, unsigned long) [function] [call site] 00009
5 simdjson::get_active_implementation() [function] [call site] 00010
6 __cxa_guard_acquire [call site] 00011
6 __cxa_guard_release [call site] 00012
6 __cxa_guard_acquire [call site] 00013
6 simdjson::internal::atomic_ptr<simdjson::implementation const>::atomic_ptr(simdjson::implementation const*) [function] [call site] 00014
6 __cxa_guard_release [call site] 00015
5 simdjson::internal::atomic_ptr<simdjson::implementation const>::operator->() [function] [call site] 00016
5 __clang_call_terminate [call site] 00017
6 __cxa_begin_catch [call site] 00018
3 simdjson::internal::allocate_padded_buffer(unsigned long) [function] [call site] 00019
3 memcmp [call site] 00020
3 simdjson::dom::document::root() const [function] [call site] 00021
1 NulOStream::NulOStream() [function] [call site] 00022
2 NulStreambuf::NulStreambuf() [function] [call site] 00023
1 simdjson::dom::operator<<(std::__1::basic_ostream<char, std::__1::char_traits<char> >&, simdjson::dom::element) [function] [call site] 00024
2 simdjson::internal::string_builder<simdjson::internal::mini_formatter>::string_builder() [function] [call site] 00025
3 simdjson::internal::base_formatter<simdjson::internal::mini_formatter>::base_formatter() [function] [call site] 00026
2 simdjson::internal::string_builder<simdjson::internal::mini_formatter>::append(simdjson::dom::element) [function] [call site] 00027
3 simdjson::internal::tape_ref::get_string_view() const [function] [call site] 00028
3 simdjson::internal::string_builder<simdjson::internal::mini_formatter>::append(simdjson::dom::array) [function] [call site] 00029
4 simdjson::dom::array::begin() const [function] [call site] 00030
4 simdjson::dom::array::end() const [function] [call site] 00031
5 simdjson::internal::tape_ref::after_element() const [function] [call site] 00032
4 simdjson::dom::array::iterator::operator!=(simdjson::dom::array::iterator const&) const [function] [call site] 00033
4 simdjson::dom::array::iterator::operator*() const [function] [call site] 00034
4 simdjson::internal::string_builder<simdjson::internal::mini_formatter>::append(simdjson::dom::element) [function] [call site] 00035
5 simdjson::internal::string_builder<simdjson::internal::mini_formatter>::append(simdjson::dom::object) [function] [call site] 00036
6 simdjson::dom::object::begin() const [function] [call site] 00037
6 simdjson::dom::object::end() const [function] [call site] 00038
7 simdjson::internal::tape_ref::after_element() const [function] [call site] 00039
6 simdjson::dom::object::iterator::operator!=(simdjson::dom::object::iterator const&) const [function] [call site] 00040
6 simdjson::dom::object::iterator::operator*() const [function] [call site] 00041
7 simdjson::dom::object::iterator::key() const [function] [call site] 00042
8 simdjson::internal::tape_ref::get_string_view() const [function] [call site] 00043
7 simdjson::dom::object::iterator::value() const [function] [call site] 00044
6 simdjson::internal::string_builder<simdjson::internal::mini_formatter>::append(simdjson::dom::element) [function] [call site] 00045
7 simdjson::internal::tape_ref::get_string_view() const [function] [call site] 00046
7 simdjson::(anonymous namespace)::fast_itoa(char*, long) [function] [call site] 00047
7 simdjson::(anonymous namespace)::fast_itoa(char*, unsigned long) [function] [call site] 00048
7 simdjson::internal::to_chars(char*, char const*, double) [function] [call site] 00049
8 void simdjson::internal::dtoa_impl::grisu2<double>(char*, int&, int&, double) [function] [call site] 00050
9 simdjson::internal::dtoa_impl::boundaries simdjson::internal::dtoa_impl::compute_boundaries<double>(double) [function] [call site] 00051
10 unsigned long simdjson::internal::dtoa_impl::reinterpret_bits<unsigned long, double>(double) [function] [call site] 00052
10 simdjson::internal::dtoa_impl::diyfp::diyfp(unsigned long, int) [function] [call site] 00053
10 simdjson::internal::dtoa_impl::diyfp::diyfp(unsigned long, int) [function] [call site] 00054
10 simdjson::internal::dtoa_impl::diyfp::diyfp(unsigned long, int) [function] [call site] 00055
10 simdjson::internal::dtoa_impl::diyfp::diyfp(unsigned long, int) [function] [call site] 00056
10 simdjson::internal::dtoa_impl::diyfp::normalize(simdjson::internal::dtoa_impl::diyfp) [function] [call site] 00057
10 simdjson::internal::dtoa_impl::diyfp::normalize_to(simdjson::internal::dtoa_impl::diyfp const&, int) [function] [call site] 00058
11 simdjson::internal::dtoa_impl::diyfp::diyfp(unsigned long, int) [function] [call site] 00059
10 simdjson::internal::dtoa_impl::diyfp::normalize(simdjson::internal::dtoa_impl::diyfp) [function] [call site] 00060
9 simdjson::internal::dtoa_impl::grisu2(char*, int&, int&, simdjson::internal::dtoa_impl::diyfp, simdjson::internal::dtoa_impl::diyfp, simdjson::internal::dtoa_impl::diyfp) [function] [call site] 00061
10 simdjson::internal::dtoa_impl::get_cached_power_for_binary_exponent(int) [function] [call site] 00062
10 simdjson::internal::dtoa_impl::diyfp::diyfp(unsigned long, int) [function] [call site] 00063
10 simdjson::internal::dtoa_impl::diyfp::mul(simdjson::internal::dtoa_impl::diyfp const&, simdjson::internal::dtoa_impl::diyfp const&) [function] [call site] 00064
11 simdjson::internal::dtoa_impl::diyfp::diyfp(unsigned long, int) [function] [call site] 00065
10 simdjson::internal::dtoa_impl::diyfp::mul(simdjson::internal::dtoa_impl::diyfp const&, simdjson::internal::dtoa_impl::diyfp const&) [function] [call site] 00066
10 simdjson::internal::dtoa_impl::diyfp::mul(simdjson::internal::dtoa_impl::diyfp const&, simdjson::internal::dtoa_impl::diyfp const&) [function] [call site] 00067
10 simdjson::internal::dtoa_impl::diyfp::diyfp(unsigned long, int) [function] [call site] 00068
10 simdjson::internal::dtoa_impl::diyfp::diyfp(unsigned long, int) [function] [call site] 00069
10 simdjson::internal::dtoa_impl::grisu2_digit_gen(char*, int&, int&, simdjson::internal::dtoa_impl::diyfp, simdjson::internal::dtoa_impl::diyfp, simdjson::internal::dtoa_impl::diyfp) [function] [call site] 00070
11 simdjson::internal::dtoa_impl::diyfp::sub(simdjson::internal::dtoa_impl::diyfp const&, simdjson::internal::dtoa_impl::diyfp const&) [function] [call site] 00071
12 simdjson::internal::dtoa_impl::diyfp::diyfp(unsigned long, int) [function] [call site] 00072
11 simdjson::internal::dtoa_impl::diyfp::sub(simdjson::internal::dtoa_impl::diyfp const&, simdjson::internal::dtoa_impl::diyfp const&) [function] [call site] 00073
11 simdjson::internal::dtoa_impl::diyfp::diyfp(unsigned long, int) [function] [call site] 00074
11 simdjson::internal::dtoa_impl::find_largest_pow10(unsigned int, unsigned int&) [function] [call site] 00075
11 simdjson::internal::dtoa_impl::grisu2_round(char*, int, unsigned long, unsigned long, unsigned long, unsigned long) [function] [call site] 00076
11 simdjson::internal::dtoa_impl::grisu2_round(char*, int, unsigned long, unsigned long, unsigned long, unsigned long) [function] [call site] 00077
8 simdjson::internal::dtoa_impl::format_buffer(char*, int, int, int, int) [function] [call site] 00078
9 simdjson::internal::dtoa_impl::append_exponent(char*, int) [function] [call site] 00079
6 simdjson::dom::object::iterator::operator++() [function] [call site] 00080
7 simdjson::internal::tape_ref::after_element() const [function] [call site] 00081
6 simdjson::dom::object::iterator::operator!=(simdjson::dom::object::iterator const&) const [function] [call site] 00082
6 simdjson::dom::object::iterator::operator*() const [function] [call site] 00083
6 simdjson::internal::string_builder<simdjson::internal::mini_formatter>::append(simdjson::dom::element) [function] [call site] 00084
4 simdjson::dom::array::iterator::operator++() [function] [call site] 00085
5 simdjson::internal::tape_ref::after_element() const [function] [call site] 00086
4 simdjson::dom::array::iterator::operator!=(simdjson::dom::array::iterator const&) const [function] [call site] 00087
4 simdjson::dom::array::iterator::operator*() const [function] [call site] 00088
4 simdjson::internal::string_builder<simdjson::internal::mini_formatter>::append(simdjson::dom::element) [function] [call site] 00089
2 simdjson::internal::string_builder<simdjson::internal::mini_formatter>::~string_builder() [function] [call site] 00090
3 simdjson::internal::base_formatter<simdjson::internal::mini_formatter>::~base_formatter() [function] [call site] 00091
1 NulOStream::~NulOStream() [function] [call site] 00092
2 NulOStream::~NulOStream() [function] [call site] 00093
1 simdjson::dom::parser::~parser() [function] [call site] 00094
2 simdjson::dom::document::~document() [function] [call site] 00095