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/********************* -*- C++ -*- */
/** smt_engine.cpp
** This file is part of the CVC4 prototype.
** Copyright (c) 2009 The Analysis of Computer Systems Group (ACSys)
** Courant Institute of Mathematical Sciences
** New York University
** See the file COPYING in the top-level source directory for licensing
** information.
**
**/
#include "smt/smt_engine.h"
#include "util/exception.h"
#include "util/command.h"
namespace CVC4 {
void SmtEngine::doCommand(Command* c) {
c->invoke(this);
}
Expr SmtEngine::preprocess(Expr e) {
return e;
}
void SmtEngine::processAssertionList() {
for(std::vector<Expr>::iterator i = d_assertions.begin();
i != d_assertions.end();
++i)
;//d_expr = d_expr.isNull() ? *i : d_expr.andExpr(*i);
}
Result SmtEngine::check() {
processAssertionList();
return Result(Result::VALIDITY_UNKNOWN);
}
Result SmtEngine::quickCheck() {
processAssertionList();
return Result(Result::VALIDITY_UNKNOWN);
}
void SmtEngine::addFormula(Expr e) {
d_assertions.push_back(e);
}
Result SmtEngine::checkSat(Expr e) {
e = preprocess(e);
addFormula(e);
return check();
}
Result SmtEngine::query(Expr e) {
e = preprocess(e);
addFormula(e);
return check();
}
Result SmtEngine::assert(Expr e) {
e = preprocess(e);
addFormula(e);
return quickCheck();
}
}/* CVC4 namespace */
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