diff --git a/ChangeLog b/ChangeLog
index 4059630cd6..11f95d4887 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,11 @@
+Mon Dec  3 18:29:27 2012  Koichi Sasada  <ko1@atdot.net>
+
+	* iseq.h: iseq_catch_table_entry::catch_type should be
+	  Fixnum because they are pushed into Array in a compiler.
+	  [Bug #7502]
+
+	* test/ruby/test_objectspace.rb: add a test of this issue.
+
 Mon Dec  3 18:25:16 2012  Nobuyoshi Nakada  <nobu@ruby-lang.org>
 
 	* template/id.h.tmpl (preserved_ids): "empty?" is not an attribute name.
diff --git a/iseq.h b/iseq.h
index 1b51d2a14d..47aaa1a7c8 100644
--- a/iseq.h
+++ b/iseq.h
@@ -55,12 +55,12 @@ struct iseq_line_info_entry {
 
 struct iseq_catch_table_entry {
     enum catch_type {
-	CATCH_TYPE_RESCUE,
-	CATCH_TYPE_ENSURE,
-	CATCH_TYPE_RETRY,
-	CATCH_TYPE_BREAK,
-	CATCH_TYPE_REDO,
-	CATCH_TYPE_NEXT
+	CATCH_TYPE_RESCUE = INT2FIX(1),
+	CATCH_TYPE_ENSURE = INT2FIX(2),
+	CATCH_TYPE_RETRY  = INT2FIX(3),
+	CATCH_TYPE_BREAK  = INT2FIX(4),
+	CATCH_TYPE_REDO   = INT2FIX(5),
+	CATCH_TYPE_NEXT   = INT2FIX(6)
     } type;
     VALUE iseq;
     unsigned long start;
diff --git a/test/ruby/test_objectspace.rb b/test/ruby/test_objectspace.rb
index 24731a7a50..921de84c0b 100644
--- a/test/ruby/test_objectspace.rb
+++ b/test/ruby/test_objectspace.rb
@@ -65,4 +65,17 @@ End
     END
     assert_raise(ArgumentError) { ObjectSpace.define_finalizer([], Object.new) }
   end
+
+  def test_each_object
+    GC.disable
+    eval('begin; 1.times{}; rescue; ensure; end')
+    arys = []
+    ObjectSpace.each_object(Array){|ary|
+      arys << ary
+    }
+    GC.enable
+    arys.each{|ary|
+      assert_equal(String, ary.inspect.class) # should not cause SEGV
+    }
+  end
 end