# HG changeset patch
# User blanchet
# Date 1459269128 -7200
# Node ID b4f139bf02e38da5e51b735ea17fdf5be545c86e
# Parent  f9a65b48f5e2766c565f1eb312537353bdddb49d
try tactics in right order w.r.t. schematics

diff -r f9a65b48f5e2 -r b4f139bf02e3 src/HOL/Tools/BNF/bnf_gfp_grec_sugar_tactics.ML
--- a/src/HOL/Tools/BNF/bnf_gfp_grec_sugar_tactics.ML	Tue Mar 29 18:07:55 2016 +0200
+++ b/src/HOL/Tools/BNF/bnf_gfp_grec_sugar_tactics.ML	Tue Mar 29 18:32:08 2016 +0200
@@ -67,8 +67,8 @@
     rtac ctxt cong_alg_intro) THEN
   unfold_thms_tac ctxt (extra_simps @ sumprod_thms_rel @
     @{thms vimage2p_def prod.rel_eq sum.rel_eq}) THEN
-  REPEAT_DETERM (HEADGOAL (etac ctxt subst ORELSE' rtac ctxt conjI ORELSE' assume_tac ctxt ORELSE'
-    rtac ctxt refl));
+  REPEAT_DETERM (HEADGOAL (rtac ctxt conjI ORELSE' assume_tac ctxt ORELSE' rtac ctxt refl ORELSE'
+    etac ctxt subst));
 
 val shared_simps =
   @{thms map_prod_simp map_sum.simps sum.case prod.case_eq_if split_beta' prod.sel