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+Sat Dec 22 14:02:58 2007  Koichi Sasada  <ko1@atdot.net>
+
+	* array.c (rb_ary_permutation): add volatile to avoid GC problem.
+
 Sat Dec 22 11:47:42 2007  Koichi Sasada  <ko1@atdot.net>
 
 	* eval.c (rb_obj_instance_eval): use class of immediate objects.