c-longdouble-2-c-long.out+

this is a gcc file, you can download it and learn its usetility, for further detail please look at t

++Class with longdouble inhereting classes with longdouble & long:
size=64,align=16
offset-f=0,offset-f2=24,offset-m=48,
align-f=16,align-f2=4,align-m=16