Function FUZZ_TARGET

src/test/fuzz/scriptnum_ops.cpp:27–128

} // namespace

FUZZ_TARGET(scriptnum_ops)
{
    FuzzedDataProvider fuzzed_data_provider(buffer.data(), buffer.size());
    CScriptNum script_num = ConsumeScriptNum(fuzzed_data_provider);
    LIMITED_WHILE(fuzzed_data_provider.remaining_bytes() > 0, 1000000) {
        CallOneOf(
            fuzzed_data_provider,
            [&] {
                const int64_t i = fuzzed_data_provider.ConsumeIntegral<int64_t>();
                assert((script_num == i) != (script_num != i));
                assert((script_num <= i) != (script_num > i));
                assert((script_num >= i) != (script_num < i));
                // Avoid signed integer overflow:
                // script/script.h:264:93: runtime error: signed integer overflow: -2261405121394637306 + -9223372036854775802 cannot be represented in type 'long'
                if (IsValidAddition(script_num, CScriptNum{i})) {
                    assert((script_num + i) - i == script_num);
                }
                // Avoid signed integer overflow:
                // script/script.h:265:93: runtime error: signed integer overflow: 9223371895120855039 - -9223372036854710486 cannot be represented in type 'long'
                if (IsValidSubtraction(script_num, CScriptNum{i})) {
                    assert((script_num - i) + i == script_num);
                }
            },
            [&] {
                const CScriptNum random_script_num = ConsumeScriptNum(fuzzed_data_provider);
                assert((script_num == random_script_num) != (script_num != random_script_num));
                assert((script_num <= random_script_num) != (script_num > random_script_num));
                assert((script_num >= random_script_num) != (script_num < random_script_num));
                // Avoid signed integer overflow:
                // script/script.h:264:93: runtime error: signed integer overflow: -9223126527765971126 + -9223372036854756825 cannot be represented in type 'long'
                if (IsValidAddition(script_num, random_script_num)) {
                    assert((script_num + random_script_num) - random_script_num == script_num);
                }
                // Avoid signed integer overflow:
                // script/script.h:265:93: runtime error: signed integer overflow: 6052837899185946624 - -9223372036854775808 cannot be represented in type 'long'
                if (IsValidSubtraction(script_num, random_script_num)) {
                    assert((script_num - random_script_num) + random_script_num == script_num);
                }
            },
            [&] {
                const CScriptNum random_script_num = ConsumeScriptNum(fuzzed_data_provider);
                if (!IsValidAddition(script_num, random_script_num)) {
                    // Avoid assertion failure:
                    // ./script/script.h:292: CScriptNum &CScriptNum::operator+=(const int64_t &): Assertion `rhs == 0 || (rhs > 0 && m_value <= std::numeric_limits<int64_t>::max() - rhs) || (rhs < 0 && m_value >= std::numeric_limits<int64_t>::min() - rhs)' failed.
                    return;
                }
                script_num += random_script_num;
            },
            [&] {
                const CScriptNum random_script_num = ConsumeScriptNum(fuzzed_data_provider);
                if (!IsValidSubtraction(script_num, random_script_num)) {
                    // Avoid assertion failure:
                    // ./script/script.h:300: CScriptNum &CScriptNum::operator-=(const int64_t &): Assertion `rhs == 0 || (rhs > 0 && m_value >= std::numeric_limits<int64_t>::min() + rhs) || (rhs < 0 && m_value <= std::numeric_limits<int64_t>::max() + rhs)' failed.
                    return;
                }
                script_num -= random_script_num;
            },
            [&] {