id summary reporter owner description type status milestone component version severity resolution keywords cc 10974 "dynamic_bitset.hpp should not use ""using namespace std""" loose@… jsiek "Inside a few methods in the file dynamic_bitset.hpp, the statement ""using namespace std"" is used. This can cause havoc on some systems. The attached patch (made against 1.57.0) fixes this. I was unable to thoroughly test this for BOOST_OLD_IOSTREAMS, because I don't have such an ancient environment at my disposal." Patches new To Be Determined dynamic_bitset Boost 1.57.0 Problem