id	summary	reporter	owner	description	type	status	milestone	component	version	severity	resolution	keywords	cc
4289	missing include protection in signals2.hpp	Manfred Weis <manfredweis@…>	Frank Mori Hess	"

signals2.hpp consists only of other #include(s) and thus doesn't need include guard to avoid compilation errors. However repeated file inclusion degrades the compilation times.
At"	Bugs	closed	Boost 1.43.0	signals2	Boost 1.44.0	Cosmetic	fixed	include protection