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Change random function selection

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This commit is contained in:
Bhargava Shastry 2021-03-30 10:27:24 +02:00
parent 295aef77a4
commit e400dff607
4 changed files with 7 additions and 7 deletions
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2
test/tools/ossfuzz/BytecodeOptimizerFuzzer.cpp
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@ -106,7 +106,7 @@ extern "C" int LLVMFuzzerTestOneInput(uint8_t const* _data, size_t _size)
if (!compilerOutput.has_value())
return 0;
auto r = evmoneUtil.randomFunction();
auto r = evmoneUtil.randomFunction(_size);
if (!r.has_value())
return 0;

4
test/tools/ossfuzz/SolidityEvmoneInterface.cpp
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@ -75,7 +75,7 @@ optional<string> SolidityCompilationFramework::noInputFunction()
return {};
}
optional<Json::Value> SolidityCompilationFramework::randomFunction()
optional<Json::Value> SolidityCompilationFramework::randomFunction(size_t _seed)
{
Json::Value const& contractABI = m_compiler.contractABI(m_compiler.lastContractName());
unsigned numFunctions = contractABI.size();
@ -84,7 +84,7 @@ optional<Json::Value> SolidityCompilationFramework::randomFunction()
else
{
uniform_int_distribution<unsigned> d(0, contractABI.size() - 1);
minstd_rand r(contractABI.size());
minstd_rand r(_seed);
return contractABI[d(r)];
}
}

6
test/tools/ossfuzz/SolidityEvmoneInterface.h
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@ -102,7 +102,7 @@ public:
std::optional<std::string> noInputFunction();
/// @returns FunctionABI of a randomly chosen external function in
/// current contract.
std::optional<Json::Value> randomFunction();
std::optional<Json::Value> randomFunction(size_t _seed);
/// @returns name of the last contract in source unit.
std::string lastContractName()
{
@ -181,9 +181,9 @@ public:
{
return m_compilationFramework.noInputFunction();
}
std::optional<Json::Value> randomFunction()
std::optional<Json::Value> randomFunction(size_t _seed)
{
return m_compilationFramework.randomFunction();
return m_compilationFramework.randomFunction(_seed);
}
void optSetting(frontend::OptimiserSettings _opt)
{

2
test/tools/ossfuzz/solc_ossfuzz.cpp
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@ -106,7 +106,7 @@ extern "C" int LLVMFuzzerTestOneInput(uint8_t const* _data, size_t _size)
if (!compilerOutput.has_value())
return 0;
auto r = evmoneUtil.randomFunction();
auto r = evmoneUtil.randomFunction(_size);
if (!r.has_value())
return 0;