Class my_info

test/optional_test.cpp:18–52

int value_count=0;

class my_info
{
    my_info & operator=( my_info const & ) = delete;

public:

    int value;

    explicit my_info( int val ):
        value(val)
    {
        BOOST_TEST(++object_count>0);
        BOOST_TEST(++value_count>0);
    }

    my_info( my_info const & x ):
        value(x.value)
    {
        BOOST_TEST(++object_count>0);
        BOOST_TEST(++value_count>0);
    }

    my_info( my_info && x ):
        value(x.value)
    {
        x.value=-1;
        BOOST_TEST(++object_count>0);
    }
    ~my_info()
    {
        BOOST_TEST(--object_count>=0);
        if( value != -1 )
            BOOST_TEST(--value_count>=0);
    }
};

#ifndef BOOST_LEAF_NO_EXCEPTIONS
class throws_on_copy