--- a/src/Pure/proofterm.ML Mon Jul 22 11:39:30 2019 +0200
+++ b/src/Pure/proofterm.ML Mon Jul 22 11:40:04 2019 +0200
@@ -797,10 +797,10 @@
val t = the_default Term.dummy opt;
val T = fastype_of1 (Ts, t) handle TERM _ => dummyT;
in Const ("Pure.Appt", proofT --> T --> proofT) $ term_of Ts prf $ t end
- | term_of Ts (Hyp t) = Hypt $ t
- | term_of Ts (Oracle (_, t, _)) = Oraclet $ t
- | term_of Ts MinProof = MinProoft
- | term_of Ts (Promise (_, t, _)) = raise TERM ("Illegal proof promise", [t]);
+ | term_of _ (Hyp t) = Hypt $ t
+ | term_of _ (Oracle (_, t, _)) = Oraclet $ t
+ | term_of _ MinProof = MinProoft
+ | term_of _ (Promise (_, t, _)) = raise TERM ("Illegal proof promise", [t]);
in