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//===-- SolverImpl.cpp ----------------------------------------------------===//
//
// The KLEE Symbolic Virtual Machine
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#include "klee/Solver.h"
#include "klee/SolverImpl.h"
using namespace klee;
SolverImpl::~SolverImpl() {}
bool SolverImpl::computeValidity(const Query &query, Solver::Validity &result) {
bool isTrue, isFalse;
if (!computeTruth(query, isTrue))
return false;
if (isTrue) {
result = Solver::True;
} else {
if (!computeTruth(query.negateExpr(), isFalse))
return false;
result = isFalse ? Solver::False : Solver::Unknown;
}
return true;
}
const char *SolverImpl::getOperationStatusString(SolverRunStatus statusCode) {
switch (statusCode) {
case SOLVER_RUN_STATUS_SUCCESS_SOLVABLE:
return "OPERATION SUCCESSFUL, QUERY IS SOLVABLE";
case SOLVER_RUN_STATUS_SUCCESS_UNSOLVABLE:
return "OPERATION SUCCESSFUL, QUERY IS UNSOLVABLE";
case SOLVER_RUN_STATUS_FAILURE:
return "OPERATION FAILED";
case SOLVER_RUN_STATUS_TIMEOUT:
return "SOLVER TIMEOUT";
case SOLVER_RUN_STATUS_FORK_FAILED:
return "FORK FAILED";
case SOLVER_RUN_STATUS_INTERRUPTED:
return "SOLVER PROCESS INTERRUPTED";
case SOLVER_RUN_STATUS_UNEXPECTED_EXIT_CODE:
return "UNEXPECTED SOLVER PROCESS EXIT CODE";
case SOLVER_RUN_STATUS_WAITPID_FAILED:
return "WAITPID FAILED FOR SOLVER PROCESS";
default:
return "UNRECOGNIZED OPERATION STATUS";
}
}
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