$01246 /*------------------------------------------------------------------------- Test if all nonterminals can be reached. ----------------------------------------------------------------------------*/ COMPILER Test TOKENS a = 'a'. b = 'b'. c = 'c'. d = 'd'. e = 'e'. f = 'f'. g = 'g'. h = 'h'. i = 'i'. PRODUCTIONS Test = A. A = B D | a. B = [b] C { c C}. C = D A [d]. D = [e f]. END Test.