add target language evaluators for the value command;
drop obsolete command eval_term
(* Title: Code_Test_PolyML.thy
Author: Andreas Lochbihler, ETH Zurich
Test case for test_code on PolyML
*)
theory Code_Test_PolyML imports Code_Test begin
test_code "14 + 7 * -12 = (140 div -2 :: integer)" in PolyML
value [PolyML] "14 + 7 * -12 :: integer"
end