Class position
   size=8 align=4
   base size=8 base align=4
position (0x0x7f0ff95d3720) 0

Class <anonymous struct>
   size=16 align=4
   base size=16 base align=4
<anonymous struct> (0x0x7f0ff95d3780) 0

Class encoding
   size=72 align=4
   base size=72 base align=4
encoding (0x0x7f0ff95d37e0) 0

Class <anonymous struct>
   size=76 align=4
   base size=76 base align=4
<anonymous struct> (0x0x7f0ff95d3840) 0

Class prolog_state
   size=8 align=4
   base size=8 base align=4
prolog_state (0x0x7f0ff95d38a0) 0

