Class __exception
   size=40 align=8
   base size=40 base align=8
__exception (0x0x7ff0dfec9600) 0

Class __signbitl(long double)::<anonymous union>
   size=16 align=16
   base size=16 base align=16
__signbitl(long double)::<anonymous union> (0x0x7ff0dfec9660) 0

Class fcomplex
   size=8 align=4
   base size=8 base align=4
fcomplex (0x0x7ff0dfec96c0) 0

Class dcomplex
   size=16 align=8
   base size=16 base align=8
dcomplex (0x0x7ff0dfec9720) 0

