src/HOL/Main.thy

 
 subsection {* Configuration of the code generator *}
 
 types_code
   "bool"  ("bool")
-  "*"     ("(_ */ _)")
 
 consts_code
   "True"    ("true")
   "False"   ("false")
   "Not"     ("not")
   "op |"    ("(_ orelse/ _)")
   "op &"    ("(_ andalso/ _)")
   "If"      ("(if _/ then _/ else _)")
-
-  "Pair"    ("(_,/ _)")
-  "fst"     ("fst")
-  "snd"     ("snd")
 
   "wfrec"   ("wf'_rec?")
 
 quickcheck_params [default_type = int]
 
 ML {*
 fun wf_rec f x = f (wf_rec f) x;
 
 fun term_of_bool b = if b then HOLogic.true_const else HOLogic.false_const;
 val term_of_int = HOLogic.mk_int;
-fun term_of_id_42 f T g U (x, y) = HOLogic.pair_const T U $ f x $ g y;
 fun term_of_fun_type _ T _ U _ = Free ("<function>", T --> U);
 
 val eq_codegen_setup = [Codegen.add_codegen "eq_codegen"
   (fn thy => fn gr => fn dep => fn b => fn t =>
     (case strip_comb t of

      | _ => None))];
 
 fun gen_bool i = one_of [false, true];
 
 fun gen_int i = one_of [~1, 1] * random_range 0 i;
-
-fun gen_id_42 aG bG i = (aG i, bG i);
 
 fun gen_fun_type _ G i =
   let
     val f = ref (fn x => raise ERROR);
     val _ = (f := (fn x =>