src/HOL/Tools/Quotient/quotient_def.ML
changeset 56524 f4ba736040fa
parent 56519 c1048f5bbb45
child 57960 ee1ba4848896
--- a/src/HOL/Tools/Quotient/quotient_def.ML	Thu Apr 10 17:48:17 2014 +0200
+++ b/src/HOL/Tools/Quotient/quotient_def.ML	Thu Apr 10 17:48:18 2014 +0200
@@ -121,7 +121,7 @@
       end
 
     val unfold_ret_val_invs = Conv.bottom_conv 
-      (K (Conv.try_conv (Conv.rewr_conv @{thm eq_onp_same_args}))) lthy 
+      (K (Conv.try_conv (Conv.rewr_conv @{thm eq_onp_same_args[THEN eq_reflection]}))) lthy 
     val simp_conv = Conv.arg_conv (Conv.fun2_conv simp_arrows_conv)
     val univq_conv = Conv.rewr_conv @{thm HOL.all_simps(6)[symmetric, THEN eq_reflection]}
     val univq_prenex_conv = Conv.top_conv (K (Conv.try_conv univq_conv)) lthy