--- file_not_specified_in_diff	
+++ file_not_specified_in_diff	
@@ -, +, @@ 
--- boost_1_37_0-orig/boost/dynamic_bitset/dynamic_bitset.hpp
+++ boost_1_37_0/boost/dynamic_bitset/dynamic_bitset.hpp
@@ -1017,8 +1017,11 @@ dynamic_bitset<Block, Allocator>::count(
                           ? 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));
 }