1 | #include <iostream>
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2 | #include <boost/multiprecision/cpp_bin_float.hpp>
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3 |
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4 | typedef boost::multiprecision::number<boost::multiprecision::cpp_bin_float<128, boost::multiprecision::backends::digit_base_2> > boost_quadfloat_t;
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5 |
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6 | int main(int , char** )
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7 | {
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8 | double x = -0.5;
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9 | double y = trunc(x);
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10 | boost_quadfloat_t bx = x;
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11 | boost_quadfloat_t by = trunc(bx);
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12 |
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13 | std::cout
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14 | << "double: "
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15 | << "trunc(" << x << ") => " << y
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16 | << ";\ncpp_bin_float: "
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17 | << "trunc(" << bx << ") => " << by
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18 | << "\n"
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19 | ;
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20 |
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21 | return 0;
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22 | }
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