--- a/src/Pure/Isar/generic_target.ML Thu May 29 15:27:49 2014 +0100
+++ b/src/Pure/Isar/generic_target.ML Thu May 29 22:46:20 2014 +0200
@@ -200,7 +200,7 @@
fun background_abbrev (b, global_rhs) params =
Local_Theory.background_theory_result (Sign.add_abbrev Print_Mode.internal (b, global_rhs))
- #>> (fn (lhs, rhs) => (Term.list_comb (Logic.unvarify_global lhs, params), Logic.unvarify_global rhs))
+ #>> pairself (fn t => Term.list_comb (Logic.unvarify_global t, params))
fun abbrev target_abbrev prmode ((b, mx), rhs) lthy =
let