test_attribute_packed
../libs/uuid/test/test_attribute_packed.cpp:31:10: warning: ignoring packed attribute because of unpacked non-POD field ???boost::uuids::uuid X1::b???
../libs/uuid/test/test_attribute_packed.cpp:37:10: warning: ignoring packed attribute because of unpacked non-POD field ???boost::uuids::uuid X2::a???
test_io
../libs/uuid/test/test_io.cpp:168:29: warning: ???Ch* boost::uuids::to_chars(const uuid&, Ch (&)[36]) [with Ch = char]??? is deprecated: Use Ch[37] instead of Ch[36] to allow for the null terminator [-Wdeprecated-declarations]