# HG changeset patch
# User wenzelm
# Date 1334416557 -7200
# Node ID 402b753d83834344b93f250bad95897af463e309
# Parent  a0007b769a34050b43d9b850885643de7d17c4a5
outermost SELECT_GOAL potentially improves performance;

diff -r a0007b769a34 -r 402b753d8383 src/Pure/simplifier.ML
--- a/src/Pure/simplifier.ML	Sat Apr 14 16:40:17 2012 +0200
+++ b/src/Pure/simplifier.ML	Sat Apr 14 17:15:57 2012 +0200
@@ -240,7 +240,7 @@
     fun simp_loop_tac i =
       Raw_Simplifier.generic_rewrite_goal_tac mode (solve_all_tac unsafe_solvers) ss i THEN
       (solve_tac i ORELSE TRY ((loop_tac THEN_ALL_NEW simp_loop_tac) i));
-  in simp_loop_tac end;
+  in SELECT_GOAL (simp_loop_tac 1) end;
 
 local