id summary reporter owner description type status milestone component version severity resolution keywords cc 12758 Fix warning: declaration of 'explicit' constructor without a single argument is redundant martin.wild@… "Dear Boost Developers, When compiling Boost with a certain warning level in Linux we get the following warnings. warning #2305: declaration of 'explicit' constructor without a single argument is redundant Attached you find the diff file to resolve the problem. Regards Martin" Bugs new To Be Determined Building Boost Boost 1.60.0 Problem warning, compiling