Class __exception
   size=40 align=8
   base size=40 base align=8
__exception (0x0x7fb8850f0720) 0

Class __signbitl(long double)::<anonymous union>
   size=16 align=16
   base size=16 base align=16
__signbitl(long double)::<anonymous union> (0x0x7fb8850f0780) 0

