mirror of
https://github.com/ethereum/solidity
synced 2023-10-03 13:03:40 +00:00
80 lines
2.2 KiB
C++
80 lines
2.2 KiB
C++
/*
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This file is part of solidity.
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solidity is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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solidity is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with solidity. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <libyul/AsmAnalysisInfo.h>
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#include <libyul/AsmParser.h>
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#include <libyul/AsmAnalysis.h>
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#include <libyul/Dialect.h>
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#include <libyul/backends/evm/EVMDialect.h>
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#include <libyul/AssemblyStack.h>
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#include <liblangutil/Exceptions.h>
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#include <liblangutil/ErrorReporter.h>
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#include <liblangutil/EVMVersion.h>
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#include <liblangutil/SourceReferenceFormatter.h>
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#include <libdevcore/CommonIO.h>
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#include <libdevcore/CommonData.h>
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#include <test/tools/ossfuzz/yulFuzzerCommon.h>
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#include <string>
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#include <memory>
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#include <iostream>
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using namespace yul;
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using namespace std;
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using namespace langutil;
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using namespace dev;
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using namespace yul::test::yul_fuzzer;
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extern "C" int LLVMFuzzerTestOneInput(uint8_t const* _data, size_t _size)
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{
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if (_size > 600)
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return 0;
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string input(reinterpret_cast<char const*>(_data), _size);
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if (std::any_of(input.begin(), input.end(), [](char c) {
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return ((static_cast<unsigned char>(c) > 127) || !(std::isprint(c) || (c == '\n') || (c == '\t')));
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}))
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return 0;
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AssemblyStack stack(EVMVersion::petersburg(), AssemblyStack::Language::StrictAssembly);
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try
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{
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if (!stack.parseAndAnalyze("source", input) || !stack.parserResult()->code ||
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!stack.parserResult()->analysisInfo)
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return 0;
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}
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catch (Exception const&)
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{
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return 0;
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}
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ostringstream os1;
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ostringstream os2;
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yulFuzzerUtil::interpret(os1, stack.parserResult()->code);
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stack.optimize();
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yulFuzzerUtil::interpret(os2, stack.parserResult()->code);
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bool isTraceEq = (os1.str() == os2.str());
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yulAssert(isTraceEq, "Interpreted traces for optimized and unoptimized code differ.");
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return 0;
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}
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