src/HOL/cladata.ML
changeset 4179 cc4b6791d5dc
parent 4085 6e2d41a5ea43
child 4205 96632970d203
--- a/src/HOL/cladata.ML	Thu Nov 06 10:28:20 1997 +0100
+++ b/src/HOL/cladata.ML	Thu Nov 06 10:29:37 1997 +0100
@@ -14,7 +14,8 @@
   struct
   structure Simplifier = Simplifier
   (*Take apart an equality judgement; otherwise raise Match!*)
-  fun dest_eq (Const("Trueprop",_) $ (Const("op =",_)  $ t $ u)) = (t,u);
+  fun dest_eq (Const("Trueprop",_) $ (Const("op =",T)  $ t $ u)) = 
+	(t, u, domain_type T)
   val eq_reflection = eq_reflection
   val imp_intr = impI
   val rev_mp = rev_mp