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/********************* */
/*! \file integer_gmp_imp.cpp
** \verbatim
** Original author: Tim King
** Major contributors: none
** Minor contributors (to current version): none
** This file is part of the CVC4 project.
** Copyright (c) 2009-2014 New York University and The University of Iowa
** See the file COPYING in the top-level source directory for licensing
** information.\endverbatim
**
** \brief A multi-precision rational constant.
**
** A multi-precision rational constant.
**/
#include "cvc4autoconfig.h"
#include "util/rational.h"
#include <string>
#include <sstream>
#include <cmath>
#ifndef CVC4_GMP_IMP
# error "This source should only ever be built if CVC4_GMP_IMP is on !"
#endif /* CVC4_GMP_IMP */
using namespace std;
using namespace CVC4;
Integer::Integer(const char* s, unsigned base)
: d_value(s, base)
{}
Integer::Integer(const std::string& s, unsigned base)
: d_value(s, base)
{}
bool Integer::fitsSignedInt() const {
return d_value.fits_sint_p();
}
bool Integer::fitsUnsignedInt() const {
return d_value.fits_uint_p();
}
signed int Integer::getSignedInt() const {
// ensure there isn't overflow
CheckArgument(d_value <= std::numeric_limits<int>::max(), this,
"Overflow detected in Integer::getSignedInt()");
CheckArgument(d_value >= std::numeric_limits<int>::min(), this,
"Overflow detected in Integer::getSignedInt()");
CheckArgument(fitsSignedInt(), this, "Overflow detected in Integer::getSignedInt()");
return (signed int) d_value.get_si();
}
unsigned int Integer::getUnsignedInt() const {
// ensure there isn't overflow
CheckArgument(d_value <= std::numeric_limits<unsigned int>::max(), this,
"Overflow detected in Integer::getUnsignedInt()");
CheckArgument(d_value >= std::numeric_limits<unsigned int>::min(), this,
"Overflow detected in Integer::getUnsignedInt()");
CheckArgument(fitsSignedInt(), this, "Overflow detected in Integer::getUnsignedInt()");
return (unsigned int) d_value.get_ui();
}
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