Fuzz introspector: fuzz_atpointer
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
7 7 2 :

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

7 7 simdjson::dom::parser::allocate(unsignedlong,unsignedlong) call site: 00000 /src/simdjson/include/simdjson/dom/parser-inl.h:185
0 0 None 0 144 simdjson::internal::detect_best_supported_implementation_on_first_use::set_best()const call site: 00000 /src/simdjson/src/implementation.cpp:160
0 0 None 0 133 simdjson::internal::adjusted_mantissasimdjson::internal::compute_float >(simdjson::internal::decimal&) call site: 00000 /src/simdjson/src/from_chars.cpp:479
0 0 None 0 116 simdjson::internal::adjusted_mantissasimdjson::internal::compute_float >(simdjson::internal::decimal&) call site: 00000 /src/simdjson/src/from_chars.cpp:500
0 0 None 0 12 simdjson::internal::parse_decimal(charconst*&) call site: 00000 /src/simdjson/src/from_chars.cpp:68
0 0 None 0 6 simdjson::internal::adjusted_mantissasimdjson::internal::compute_float >(simdjson::internal::decimal&) call site: 00000 /src/simdjson/src/from_chars.cpp:535
0 0 None 0 0 simdjson::dom::document::allocate(unsignedlong) call site: 00000 /src/simdjson/include/simdjson/dom/document-inl.h:29
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:217
0 0 None 0 0 simdjson::internal::detect_supported_architectures() call site: 00000 /src/simdjson/include/simdjson/internal/isadetection.h:197
0 0 None 0 0 simdjson::internal::decimal_right_shift(simdjson::internal::decimal&,unsignedint) call site: 00000 /src/simdjson/src/from_chars.cpp:412

Fuzzer calltree

0 LLVMFuzzerTestOneInput [function] [call site] 00000
1 FuzzData::FuzzData(unsigned char const*, unsigned long) [function] [call site] 00001
1 FuzzData::splitIntoStrings() [function] [call site] 00002
2 FuzzData::chardata() const [function] [call site] 00003
1 __assert_fail [call site] 00004
1 simdjson::dom::document::document() [function] [call site] 00005
1 simdjson::padded_string::padded_string(std::__1::basic_string_view >) [function] [call site] 00006
2 simdjson::internal::allocate_padded_buffer(unsigned long) [function] [call site] 00007
1 simdjson::dom::parser::parse(unsigned char const*, unsigned long, bool) & [function] [call site] 00008
2 simdjson::dom::parser::parse_into_document(simdjson::dom::document&, unsigned char const*, unsigned long, bool) & [function] [call site] 00009
3 simdjson::dom::parser::ensure_capacity(simdjson::dom::document&, unsigned long) [function] [call site] 00010
4 simdjson::dom::document::capacity() const [function] [call site] 00011
4 simdjson::dom::document::capacity() const [function] [call site] 00012
4 simdjson::dom::parser::allocate(unsigned long, unsigned long) [function] [call site] 00013
5 simdjson::internal::dom_parser_implementation::allocate(unsigned long, unsigned long) [function] [call site] 00014
5 simdjson::get_active_implementation() [function] [call site] 00015
6 __cxa_guard_acquire [call site] 00016
6 simdjson::implementation::~implementation() [function] [call site] 00017
6 __cxa_guard_acquire [call site] 00018
6 simdjson::internal::atomic_ptr ::atomic_ptr(simdjson::implementation const*) [function] [call site] 00019
5 simdjson::internal::atomic_ptr ::operator->() [function] [call site] 00020
5 __clang_call_terminate [call site] 00021
6 __cxa_begin_catch [call site] 00022
3 simdjson::internal::allocate_padded_buffer(unsigned long) [function] [call site] 00023
3 simdjson::dom::document::root() const [function] [call site] 00024
1 simdjson::dom::element::at_pointer(std::__1::basic_string_view >) const [function] [call site] 00025
2 simdjson::dom::object::at_pointer(std::__1::basic_string_view >) const [function] [call site] 00026
3 simdjson::dom::object::at_key(std::__1::basic_string_view >) const [function] [call site] 00027
4 simdjson::dom::object::end() const [function] [call site] 00028
5 simdjson::internal::tape_ref::after_element() const [function] [call site] 00029
4 simdjson::dom::object::begin() const [function] [call site] 00030
4 simdjson::dom::object::iterator::key_equals(std::__1::basic_string_view >) const [function] [call site] 00031
5 simdjson::dom::object::iterator::key_length() const [function] [call site] 00032
5 simdjson::dom::object::iterator::key_c_str() const [function] [call site] 00033
5 memcmp [call site] 00034
4 simdjson::dom::object::iterator::value() const [function] [call site] 00035
3 simdjson::simdjson_result ::operator=(simdjson::simdjson_result &&) [function] [call site] 00036
4 simdjson::internal::simdjson_result_base ::operator=(simdjson::internal::simdjson_result_base &&) [function] [call site] 00037
3 simdjson::dom::object::at_key(std::__1::basic_string_view >) const [function] [call site] 00038
3 simdjson::simdjson_result ::operator=(simdjson::simdjson_result &&) [function] [call site] 00039
3 simdjson::dom::element::at_pointer(std::__1::basic_string_view >) const [function] [call site] 00040
4 simdjson::dom::array::at_pointer(std::__1::basic_string_view >) const [function] [call site] 00041
5 simdjson::dom::array::at(unsigned long) const [function] [call site] 00042
6 simdjson::dom::array::begin() const [function] [call site] 00043
5 simdjson::dom::element::at_pointer(std::__1::basic_string_view >) const [function] [call site] 00044
5 simdjson::simdjson_result ::operator=(simdjson::simdjson_result &&) [function] [call site] 00045
5 __clang_call_terminate [call site] 00046
3 simdjson::simdjson_result ::operator=(simdjson::simdjson_result &&) [function] [call site] 00047
3 __clang_call_terminate [call site] 00048
1 simdjson::dom::element::get_string() const [function] [call site] 00049
2 simdjson::internal::tape_ref::get_string_view() const [function] [call site] 00050
1 simdjson::dom::parser::~parser() [function] [call site] 00051
2 simdjson::dom::document::~document() [function] [call site] 00052