--- /dev/null
+--- boost_1_37_0/boost/dynamic_bitset/dynamic_bitset.hpp.debug 2008-10-22 03:13:59.000000000 +0900
++++ boost_1_37_0/boost/dynamic_bitset/dynamic_bitset.hpp 2009-03-23 03:36:40.000000000 +0900
+@@ -1017,8 +1017,11 @@
+ ? access_by_bytes
+ : access_by_blocks;
+
++ if (mode)
++ return do_count(m_bits.begin(), num_blocks(), Block(0),
++ static_cast<value_to_type<true> *>(0));
+ return do_count(m_bits.begin(), num_blocks(), Block(0),
+- static_cast<value_to_type<mode> *>(0));
++ static_cast<value_to_type<false> *>(0));
+ }
+
+