include "Clight/Cexec.ma".
include "common/Animation.ma".

(* NB: the initialisation data has been corrected because the prototype doesn't
   generate Init_null at the moment. *)

definition myprog := mk_program (\lambda _. clight_fundef) ((list init_data) × type)
  [〈〈ident_of_nat 3 (* l6 *), Any〉,
     〈[(Init_int8 (repr I8 69)) ; (Init_space 3) ;
        (Init_null Any) ],
     (Tstruct (ident_of_nat 0) (Fcons (ident_of_nat 1) (Tint I8 Unsigned ) (Fcons (ident_of_nat 2) (Tcomp_ptr Any (ident_of_nat 0)) Fnil)))〉〉;
  〈〈ident_of_nat 4 (* l5 *), Any〉,
    〈[(Init_int8 (repr I8 36)) ; (Init_space 3) ;
       (Init_addrof Any (ident_of_nat 3) 0)],
    (Tstruct (ident_of_nat 0) (Fcons (ident_of_nat 1) (Tint I8 Unsigned ) (Fcons (ident_of_nat 2) (Tcomp_ptr Any (ident_of_nat 0)) Fnil)))〉〉;
  〈〈ident_of_nat 5 (* l4 *), Any〉,
    〈[(Init_int8 (repr I8 136)) ; (Init_space 3) ;
       (Init_addrof Any (ident_of_nat 4) 0)],
    (Tstruct (ident_of_nat 0) (Fcons (ident_of_nat 1) (Tint I8 Unsigned ) (Fcons (ident_of_nat 2) (Tcomp_ptr Any (ident_of_nat 0)) Fnil)))〉〉;
  〈〈ident_of_nat 6 (* l3 *), Any〉,
    〈[(Init_int8 (repr I8 105)) ; (Init_space 3) ;
       (Init_addrof Any (ident_of_nat 5) 0)],
    (Tstruct (ident_of_nat 0) (Fcons (ident_of_nat 1) (Tint I8 Unsigned ) (Fcons (ident_of_nat 2) (Tcomp_ptr Any (ident_of_nat 0)) Fnil)))〉〉;
  〈〈ident_of_nat 7 (* l2 *), Any〉,
    〈[(Init_int8 (repr I8 234)) ; (Init_space 3) ;
       (Init_addrof Any (ident_of_nat 6) 0)],
    (Tstruct (ident_of_nat 0) (Fcons (ident_of_nat 1) (Tint I8 Unsigned ) (Fcons (ident_of_nat 2) (Tcomp_ptr Any (ident_of_nat 0)) Fnil)))〉〉;
  〈〈ident_of_nat 8 (* l1 *), Any〉,
    〈[(Init_int8 (repr I8 240)) ; (Init_space 3) ;
       (Init_addrof Any (ident_of_nat 7) 0)],
    (Tstruct (ident_of_nat 0) (Fcons (ident_of_nat 1) (Tint I8 Unsigned ) (Fcons (ident_of_nat 2) (Tcomp_ptr Any (ident_of_nat 0)) Fnil)))〉〉;
  〈〈ident_of_nat 9 (* l0 *), Any〉,
    〈[(Init_int8 (repr I8 102)) ; (Init_space 3) ;
       (Init_addrof Any (ident_of_nat 8) 0)],
    (Tstruct (ident_of_nat 0) (Fcons (ident_of_nat 1) (Tint I8 Unsigned ) (Fcons (ident_of_nat 2) (Tcomp_ptr Any (ident_of_nat 0)) Fnil)))〉〉]
  [〈ident_of_nat 10 (* insert *), CL_Internal (
     mk_function Tvoid [〈ident_of_nat 12, (Tpointer Any (Tstruct (ident_of_nat 0) (Fcons (ident_of_nat 1) (Tint I8 Unsigned ) (Fcons (ident_of_nat 2) (Tcomp_ptr Any (ident_of_nat 0)) Fnil))))〉 ; 〈ident_of_nat 13, (Tpointer Any (Tpointer Any (Tstruct (ident_of_nat 0) (Fcons (ident_of_nat 1) (Tint I8 Unsigned ) (Fcons (ident_of_nat 2) (Tcomp_ptr Any (ident_of_nat 0)) Fnil)))))〉 ] [〈ident_of_nat 11, (Tint I32 Signed  )〉 ]
       (Ssequence
       (Sifthenelse (Expr (Ebinop Oeq
                      (Expr (Ederef
                        (Expr (Evar (ident_of_nat 13))
                          (Tpointer Any (Tpointer Any (Tstruct (ident_of_nat 0) (Fcons (ident_of_nat 1) (Tint I8 Unsigned ) (Fcons (ident_of_nat 2) (Tcomp_ptr Any (ident_of_nat 0)) Fnil)))))))
                        (Tpointer Any (Tstruct (ident_of_nat 0) (Fcons (ident_of_nat 1) (Tint I8 Unsigned ) (Fcons (ident_of_nat 2) (Tcomp_ptr Any (ident_of_nat 0)) Fnil)))))
                      (Expr (Ecast (Tpointer Any (Tstruct (ident_of_nat 0) (Fcons (ident_of_nat 1) (Tint I8 Unsigned ) (Fcons (ident_of_nat 2) (Tcomp_ptr Any (ident_of_nat 0)) Fnil))))
                        (Expr (Ecast (Tpointer Any Tvoid)
                          (Expr (Econst_int I8 (repr ? 0))
                            (Tint I8 Unsigned ))) (Tpointer Any Tvoid)))
                        (Tpointer Any (Tstruct (ident_of_nat 0) (Fcons (ident_of_nat 1) (Tint I8 Unsigned ) (Fcons (ident_of_nat 2) (Tcomp_ptr Any (ident_of_nat 0)) Fnil))))))
                      (Tint I32 Signed  ))
         (Sassign (Expr (Evar (ident_of_nat 11)) (Tint I32 Signed  ))
           (Expr (Econst_int I32 (repr ? 1)) (Tint I32 Signed  )))
         (Sassign (Expr (Evar (ident_of_nat 11)) (Tint I32 Signed  ))
           (Expr (Ebinop One
             (Expr (Ebinop Oge
               (Expr (Ecast (Tint I32 Signed  )
                 (Expr (Efield (Expr (Ederef
                                 (Expr (Ederef
                                   (Expr (Evar (ident_of_nat 13))
                                     (Tpointer Any (Tpointer Any (Tstruct (ident_of_nat 0) (Fcons (ident_of_nat 1) (Tint I8 Unsigned ) (Fcons (ident_of_nat 2) (Tcomp_ptr Any (ident_of_nat 0)) Fnil)))))))
                                   (Tpointer Any (Tstruct (ident_of_nat 0) (Fcons (ident_of_nat 1) (Tint I8 Unsigned ) (Fcons (ident_of_nat 2) (Tcomp_ptr Any (ident_of_nat 0)) Fnil))))))
                                 (Tstruct (ident_of_nat 0) (Fcons (ident_of_nat 1) (Tint I8 Unsigned ) (Fcons (ident_of_nat 2) (Tcomp_ptr Any (ident_of_nat 0)) Fnil)))) (ident_of_nat 1))
                   (Tint I8 Unsigned ))) (Tint I32 Signed  ))
               (Expr (Ecast (Tint I32 Signed  )
                 (Expr (Efield (Expr (Ederef
                                 (Expr (Evar (ident_of_nat 12))
                                   (Tpointer Any (Tstruct (ident_of_nat 0) (Fcons (ident_of_nat 1) (Tint I8 Unsigned ) (Fcons (ident_of_nat 2) (Tcomp_ptr Any (ident_of_nat 0)) Fnil))))))
                                 (Tstruct (ident_of_nat 0) (Fcons (ident_of_nat 1) (Tint I8 Unsigned ) (Fcons (ident_of_nat 2) (Tcomp_ptr Any (ident_of_nat 0)) Fnil)))) (ident_of_nat 1))
                   (Tint I8 Unsigned ))) (Tint I32 Signed  )))
               (Tint I32 Signed  ))
             (Expr (Econst_int I32 (repr ? 0)) (Tint I32 Signed  )))
             (Tint I32 Signed  ))))
       (Sifthenelse (Expr (Evar (ident_of_nat 11)) (Tint I32 Signed  ))
         (Ssequence
         (Sassign (Expr (Efield (Expr (Ederef
                                  (Expr (Evar (ident_of_nat 12))
                                    (Tpointer Any (Tstruct (ident_of_nat 0) (Fcons (ident_of_nat 1) (Tint I8 Unsigned ) (Fcons (ident_of_nat 2) (Tcomp_ptr Any (ident_of_nat 0)) Fnil))))))
                                  (Tstruct (ident_of_nat 0) (Fcons (ident_of_nat 1) (Tint I8 Unsigned ) (Fcons (ident_of_nat 2) (Tcomp_ptr Any (ident_of_nat 0)) Fnil)))) (ident_of_nat 2))
                    (Tpointer Any (Tstruct (ident_of_nat 0) (Fcons (ident_of_nat 1) (Tint I8 Unsigned ) (Fcons (ident_of_nat 2) (Tcomp_ptr Any (ident_of_nat 0)) Fnil)))))
           (Expr (Ederef
             (Expr (Evar (ident_of_nat 13))
               (Tpointer Any (Tpointer Any (Tstruct (ident_of_nat 0) (Fcons (ident_of_nat 1) (Tint I8 Unsigned ) (Fcons (ident_of_nat 2) (Tcomp_ptr Any (ident_of_nat 0)) Fnil)))))))
             (Tpointer Any (Tstruct (ident_of_nat 0) (Fcons (ident_of_nat 1) (Tint I8 Unsigned ) (Fcons (ident_of_nat 2) (Tcomp_ptr Any (ident_of_nat 0)) Fnil))))))
         (Sassign (Expr (Ederef
                    (Expr (Evar (ident_of_nat 13))
                      (Tpointer Any (Tpointer Any (Tstruct (ident_of_nat 0) (Fcons (ident_of_nat 1) (Tint I8 Unsigned ) (Fcons (ident_of_nat 2) (Tcomp_ptr Any (ident_of_nat 0)) Fnil)))))))
                    (Tpointer Any (Tstruct (ident_of_nat 0) (Fcons (ident_of_nat 1) (Tint I8 Unsigned ) (Fcons (ident_of_nat 2) (Tcomp_ptr Any (ident_of_nat 0)) Fnil)))))
           (Expr (Evar (ident_of_nat 12))
             (Tpointer Any (Tstruct (ident_of_nat 0) (Fcons (ident_of_nat 1) (Tint I8 Unsigned ) (Fcons (ident_of_nat 2) (Tcomp_ptr Any (ident_of_nat 0)) Fnil)))))))
         (Scall (None expr) (Expr (Evar (ident_of_nat 10))
                              (Tfunction (Tcons (Tpointer Any (Tstruct (ident_of_nat 0) (Fcons (ident_of_nat 1) (Tint I8 Unsigned ) (Fcons (ident_of_nat 2) (Tcomp_ptr Any (ident_of_nat 0)) Fnil)))) (Tcons (Tpointer Any (Tpointer Any (Tstruct (ident_of_nat 0) (Fcons (ident_of_nat 1) (Tint I8 Unsigned ) (Fcons (ident_of_nat 2) (Tcomp_ptr Any (ident_of_nat 0)) Fnil))))) Tnil)) Tvoid)) 
           [(Expr (Evar (ident_of_nat 12))
              (Tpointer Any (Tstruct (ident_of_nat 0) (Fcons (ident_of_nat 1) (Tint I8 Unsigned ) (Fcons (ident_of_nat 2) (Tcomp_ptr Any (ident_of_nat 0)) Fnil)))));
           (Expr (Eaddrof
             (Expr (Efield (Expr (Ederef
                             (Expr (Ederef
                               (Expr (Evar (ident_of_nat 13))
                                 (Tpointer Any (Tpointer Any (Tstruct (ident_of_nat 0) (Fcons (ident_of_nat 1) (Tint I8 Unsigned ) (Fcons (ident_of_nat 2) (Tcomp_ptr Any (ident_of_nat 0)) Fnil)))))))
                               (Tpointer Any (Tstruct (ident_of_nat 0) (Fcons (ident_of_nat 1) (Tint I8 Unsigned ) (Fcons (ident_of_nat 2) (Tcomp_ptr Any (ident_of_nat 0)) Fnil))))))
                             (Tstruct (ident_of_nat 0) (Fcons (ident_of_nat 1) (Tint I8 Unsigned ) (Fcons (ident_of_nat 2) (Tcomp_ptr Any (ident_of_nat 0)) Fnil)))) (ident_of_nat 2))
               (Tpointer Any (Tstruct (ident_of_nat 0) (Fcons (ident_of_nat 1) (Tint I8 Unsigned ) (Fcons (ident_of_nat 2) (Tcomp_ptr Any (ident_of_nat 0)) Fnil))))))
             (Tpointer Any (Tpointer Any (Tstruct (ident_of_nat 0) (Fcons (ident_of_nat 1) (Tint I8 Unsigned ) (Fcons (ident_of_nat 2) (Tcomp_ptr Any (ident_of_nat 0)) Fnil))))))])))
     
     
     
   )〉;
  〈ident_of_nat 14 (* sort *), CL_Internal (
    mk_function Tvoid [〈ident_of_nat 17, (Tpointer Any (Tpointer Any (Tstruct (ident_of_nat 0) (Fcons (ident_of_nat 1) (Tint I8 Unsigned ) (Fcons (ident_of_nat 2) (Tcomp_ptr Any (ident_of_nat 0)) Fnil)))))〉 ] [〈ident_of_nat 15, (Tpointer Any (Tstruct (ident_of_nat 0) (Fcons (ident_of_nat 1) (Tint I8 Unsigned ) (Fcons (ident_of_nat 2) (Tcomp_ptr Any (ident_of_nat 0)) Fnil))))〉 ; 〈ident_of_nat 2, (Tpointer Any (Tstruct (ident_of_nat 0) (Fcons (ident_of_nat 1) (Tint I8 Unsigned ) (Fcons (ident_of_nat 2) (Tcomp_ptr Any (ident_of_nat 0)) Fnil))))〉 ; 〈ident_of_nat 16, (Tpointer Any (Tstruct (ident_of_nat 0) (Fcons (ident_of_nat 1) (Tint I8 Unsigned ) (Fcons (ident_of_nat 2) (Tcomp_ptr Any (ident_of_nat 0)) Fnil))))〉 ]
      (Ssequence
      (Sassign (Expr (Evar (ident_of_nat 2))
                 (Tpointer Any (Tstruct (ident_of_nat 0) (Fcons (ident_of_nat 1) (Tint I8 Unsigned ) (Fcons (ident_of_nat 2) (Tcomp_ptr Any (ident_of_nat 0)) Fnil)))))
        (Expr (Ederef
          (Expr (Evar (ident_of_nat 17))
            (Tpointer Any (Tpointer Any (Tstruct (ident_of_nat 0) (Fcons (ident_of_nat 1) (Tint I8 Unsigned ) (Fcons (ident_of_nat 2) (Tcomp_ptr Any (ident_of_nat 0)) Fnil)))))))
          (Tpointer Any (Tstruct (ident_of_nat 0) (Fcons (ident_of_nat 1) (Tint I8 Unsigned ) (Fcons (ident_of_nat 2) (Tcomp_ptr Any (ident_of_nat 0)) Fnil))))))
      (Ssequence
      (Sassign (Expr (Evar (ident_of_nat 16))
                 (Tpointer Any (Tstruct (ident_of_nat 0) (Fcons (ident_of_nat 1) (Tint I8 Unsigned ) (Fcons (ident_of_nat 2) (Tcomp_ptr Any (ident_of_nat 0)) Fnil)))))
        (Expr (Ecast (Tpointer Any (Tstruct (ident_of_nat 0) (Fcons (ident_of_nat 1) (Tint I8 Unsigned ) (Fcons (ident_of_nat 2) (Tcomp_ptr Any (ident_of_nat 0)) Fnil))))
          (Expr (Econst_int I32 (repr ? 0)) (Tint I32 Signed  )))
          (Tpointer Any (Tstruct (ident_of_nat 0) (Fcons (ident_of_nat 1) (Tint I8 Unsigned ) (Fcons (ident_of_nat 2) (Tcomp_ptr Any (ident_of_nat 0)) Fnil))))))
      (Ssequence
      (Swhile (Expr (Evar (ident_of_nat 2))
                (Tpointer Any (Tstruct (ident_of_nat 0) (Fcons (ident_of_nat 1) (Tint I8 Unsigned ) (Fcons (ident_of_nat 2) (Tcomp_ptr Any (ident_of_nat 0)) Fnil)))))
        (Ssequence
        (Sassign (Expr (Evar (ident_of_nat 15))
                   (Tpointer Any (Tstruct (ident_of_nat 0) (Fcons (ident_of_nat 1) (Tint I8 Unsigned ) (Fcons (ident_of_nat 2) (Tcomp_ptr Any (ident_of_nat 0)) Fnil)))))
          (Expr (Evar (ident_of_nat 2))
            (Tpointer Any (Tstruct (ident_of_nat 0) (Fcons (ident_of_nat 1) (Tint I8 Unsigned ) (Fcons (ident_of_nat 2) (Tcomp_ptr Any (ident_of_nat 0)) Fnil))))))
        (Ssequence
        (Sassign (Expr (Evar (ident_of_nat 2))
                   (Tpointer Any (Tstruct (ident_of_nat 0) (Fcons (ident_of_nat 1) (Tint I8 Unsigned ) (Fcons (ident_of_nat 2) (Tcomp_ptr Any (ident_of_nat 0)) Fnil)))))
          (Expr (Efield (Expr (Ederef
                          (Expr (Evar (ident_of_nat 2))
                            (Tpointer Any (Tstruct (ident_of_nat 0) (Fcons (ident_of_nat 1) (Tint I8 Unsigned ) (Fcons (ident_of_nat 2) (Tcomp_ptr Any (ident_of_nat 0)) Fnil))))))
                          (Tstruct (ident_of_nat 0) (Fcons (ident_of_nat 1) (Tint I8 Unsigned ) (Fcons (ident_of_nat 2) (Tcomp_ptr Any (ident_of_nat 0)) Fnil)))) (ident_of_nat 2))
            (Tpointer Any (Tstruct (ident_of_nat 0) (Fcons (ident_of_nat 1) (Tint I8 Unsigned ) (Fcons (ident_of_nat 2) (Tcomp_ptr Any (ident_of_nat 0)) Fnil))))))
        (Scall (None expr) (Expr (Evar (ident_of_nat 10))
                             (Tfunction (Tcons (Tpointer Any (Tstruct (ident_of_nat 0) (Fcons (ident_of_nat 1) (Tint I8 Unsigned ) (Fcons (ident_of_nat 2) (Tcomp_ptr Any (ident_of_nat 0)) Fnil)))) (Tcons (Tpointer Any (Tpointer Any (Tstruct (ident_of_nat 0) (Fcons (ident_of_nat 1) (Tint I8 Unsigned ) (Fcons (ident_of_nat 2) (Tcomp_ptr Any (ident_of_nat 0)) Fnil))))) Tnil)) Tvoid)) 
          [(Expr (Evar (ident_of_nat 15))
             (Tpointer Any (Tstruct (ident_of_nat 0) (Fcons (ident_of_nat 1) (Tint I8 Unsigned ) (Fcons (ident_of_nat 2) (Tcomp_ptr Any (ident_of_nat 0)) Fnil)))));
          (Expr (Eaddrof
            (Expr (Evar (ident_of_nat 16))
              (Tpointer Any (Tstruct (ident_of_nat 0) (Fcons (ident_of_nat 1) (Tint I8 Unsigned ) (Fcons (ident_of_nat 2) (Tcomp_ptr Any (ident_of_nat 0)) Fnil))))))
            (Tpointer Any (Tpointer Any (Tstruct (ident_of_nat 0) (Fcons (ident_of_nat 1) (Tint I8 Unsigned ) (Fcons (ident_of_nat 2) (Tcomp_ptr Any (ident_of_nat 0)) Fnil))))))]))))
      (Sassign (Expr (Ederef
                 (Expr (Evar (ident_of_nat 17))
                   (Tpointer Any (Tpointer Any (Tstruct (ident_of_nat 0) (Fcons (ident_of_nat 1) (Tint I8 Unsigned ) (Fcons (ident_of_nat 2) (Tcomp_ptr Any (ident_of_nat 0)) Fnil)))))))
                 (Tpointer Any (Tstruct (ident_of_nat 0) (Fcons (ident_of_nat 1) (Tint I8 Unsigned ) (Fcons (ident_of_nat 2) (Tcomp_ptr Any (ident_of_nat 0)) Fnil)))))
        (Expr (Evar (ident_of_nat 16))
          (Tpointer Any (Tstruct (ident_of_nat 0) (Fcons (ident_of_nat 1) (Tint I8 Unsigned ) (Fcons (ident_of_nat 2) (Tcomp_ptr Any (ident_of_nat 0)) Fnil)))))))))
    
    
    
  )〉;
  〈ident_of_nat 18 (* out *), CL_External (ident_of_nat 18) (Tcons (Tint I8 Unsigned ) Tnil) Tvoid〉;
  〈ident_of_nat 19 (* main *), CL_Internal (
    mk_function (Tint I32 Signed  ) [] [〈ident_of_nat 20, (Tpointer Any (Tstruct (ident_of_nat 0) (Fcons (ident_of_nat 1) (Tint I8 Unsigned ) (Fcons (ident_of_nat 2) (Tcomp_ptr Any (ident_of_nat 0)) Fnil))))〉 ]
      (Ssequence
      (Sassign (Expr (Evar (ident_of_nat 20))
                 (Tpointer Any (Tstruct (ident_of_nat 0) (Fcons (ident_of_nat 1) (Tint I8 Unsigned ) (Fcons (ident_of_nat 2) (Tcomp_ptr Any (ident_of_nat 0)) Fnil)))))
        (Expr (Eaddrof
          (Expr (Evar (ident_of_nat 9))
            (Tstruct (ident_of_nat 0) (Fcons (ident_of_nat 1) (Tint I8 Unsigned ) (Fcons (ident_of_nat 2) (Tcomp_ptr Any (ident_of_nat 0)) Fnil)))))
          (Tpointer Any (Tstruct (ident_of_nat 0) (Fcons (ident_of_nat 1) (Tint I8 Unsigned ) (Fcons (ident_of_nat 2) (Tcomp_ptr Any (ident_of_nat 0)) Fnil))))))
      (Ssequence
      (Scall (None expr) (Expr (Evar (ident_of_nat 14))
                           (Tfunction (Tcons (Tpointer Any (Tpointer Any (Tstruct (ident_of_nat 0) (Fcons (ident_of_nat 1) (Tint I8 Unsigned ) (Fcons (ident_of_nat 2) (Tcomp_ptr Any (ident_of_nat 0)) Fnil))))) Tnil) Tvoid)) 
        [(Expr (Eaddrof
           (Expr (Evar (ident_of_nat 20))
             (Tpointer Any (Tstruct (ident_of_nat 0) (Fcons (ident_of_nat 1) (Tint I8 Unsigned ) (Fcons (ident_of_nat 2) (Tcomp_ptr Any (ident_of_nat 0)) Fnil))))))
           (Tpointer Any (Tpointer Any (Tstruct (ident_of_nat 0) (Fcons (ident_of_nat 1) (Tint I8 Unsigned ) (Fcons (ident_of_nat 2) (Tcomp_ptr Any (ident_of_nat 0)) Fnil))))))])
      (Ssequence
      (Swhile (Expr (Evar (ident_of_nat 20))
                (Tpointer Any (Tstruct (ident_of_nat 0) (Fcons (ident_of_nat 1) (Tint I8 Unsigned ) (Fcons (ident_of_nat 2) (Tcomp_ptr Any (ident_of_nat 0)) Fnil)))))
        (Ssequence
        (Scall (None expr) (Expr (Evar (ident_of_nat 18))
                             (Tfunction (Tcons (Tint I8 Unsigned ) Tnil) Tvoid)) 
          [(Expr (Efield (Expr (Ederef
                           (Expr (Evar (ident_of_nat 20))
                             (Tpointer Any (Tstruct (ident_of_nat 0) (Fcons (ident_of_nat 1) (Tint I8 Unsigned ) (Fcons (ident_of_nat 2) (Tcomp_ptr Any (ident_of_nat 0)) Fnil))))))
                           (Tstruct (ident_of_nat 0) (Fcons (ident_of_nat 1) (Tint I8 Unsigned ) (Fcons (ident_of_nat 2) (Tcomp_ptr Any (ident_of_nat 0)) Fnil)))) (ident_of_nat 1))
             (Tint I8 Unsigned ))])
        (Sassign (Expr (Evar (ident_of_nat 20))
                   (Tpointer Any (Tstruct (ident_of_nat 0) (Fcons (ident_of_nat 1) (Tint I8 Unsigned ) (Fcons (ident_of_nat 2) (Tcomp_ptr Any (ident_of_nat 0)) Fnil)))))
          (Expr (Efield (Expr (Ederef
                          (Expr (Evar (ident_of_nat 20))
                            (Tpointer Any (Tstruct (ident_of_nat 0) (Fcons (ident_of_nat 1) (Tint I8 Unsigned ) (Fcons (ident_of_nat 2) (Tcomp_ptr Any (ident_of_nat 0)) Fnil))))))
                          (Tstruct (ident_of_nat 0) (Fcons (ident_of_nat 1) (Tint I8 Unsigned ) (Fcons (ident_of_nat 2) (Tcomp_ptr Any (ident_of_nat 0)) Fnil)))) (ident_of_nat 2))
            (Tpointer Any (Tstruct (ident_of_nat 0) (Fcons (ident_of_nat 1) (Tint I8 Unsigned ) (Fcons (ident_of_nat 2) (Tcomp_ptr Any (ident_of_nat 0)) Fnil))))))))
      (Sreturn (Some expr (Expr (Econst_int I32 (repr ? 0))
                            (Tint I32 Signed  )))))))
    
    
    
  )〉]
  (ident_of_nat 19)
  
.

(*
example exec: result ? (exec_up_to clight_fullexec myprog 1000 [EVint I32 (repr I32 0)]).
normalize  (* you can examine the result here *)
*)