problem of install #6
Description
when i excute “make install”, the below error occur. the author's gcc version is ?
$make install
/mnt/cyy/cPMML/src/core/target.h:55:20: error: enclosing class of constexpr non-static member function double CastInteger::operator()(double) const’ is not a literal type
constexpr double operator()(const double value) { return cast_function(value); }