id summary reporter owner description type status milestone component version severity resolution keywords cc 7052 Thread: BOOST_THREAD_PROVIDES_DEPRECATED_FEATURES_SINCE_V3_0_0 only masks thread::operator==, thread::operator!= forward declarations, not definitions pekka.seppanen@… viboes "If `BOOST_THREAD_PROVIDES_DEPRECATED_FEATURES_SINCE_V3_0_0` is not defined, it only masks `thread::operator==` and `thread::operator!=` declarations at `boost/thread/detail/thread.hpp:411-416` but not the actual definitions at lines 585-593. This naturally leads to a compile error, as we're trying to define operators are not declared. Attached a proposed patch. Simply adds the same define guard around the definitions." Bugs closed Boost 1.51.0 thread Boost 1.50.0 Problem fixed thread BOOST_THREAD_PROVIDES_DEPRECATED_FEATURES_SINCE_V3_0_0 thread::operator== thread::operator!=