sysrap/tests/float_double_test.cc

0001 // D=1.00001 ~/opticks/sysrap/tests/float_double_test.sh
0002
0003 #include "ssys.h"
0004 #include <iostream>
0005 #include <iomanip>
0006
0007 int main()
0008 {
0009     double d = ssys::getenvdouble("D", 1.00000100 ) ;
0010     float  f = d ;
0011
0012     std::cout << " d " << std::fixed << std::setw(10) << std::setprecision(8) << d << std::endl ;
0013     std::cout << " f " << std::fixed << std::setw(10) << std::setprecision(8) << f << std::endl ;
0014
0015     return 0 ;
0016
0017 }