id	summary	reporter	owner	description	type	status	milestone	component	version	severity	resolution	keywords	cc
7068	Compiler warnings in date_time	ZenJu <zhnmju123@…>	az_sw_dude	"In reference to:
https://svn.boost.org/trac/boost/ticket/7045

The following warnings are issued for GCC 4.6 and 4.7 both MinGW and Linux GCC with ""-wall"" for boost 1.50:

{{{
C:\Program Files\C++\Boost\boost\date_time\gregorian\conversion.hpp||In function 'tm boost::gregorian::to_tm(const boost::gregorian::date&)':|
C:\Program Files\C++\Boost\boost\date_time\gregorian\conversion.hpp|33|warning: enumeration value 'min_date_time' not handled in switch [-Wswitch-enum]|
C:\Program Files\C++\Boost\boost\date_time\gregorian\conversion.hpp|33|warning: enumeration value 'max_date_time' not handled in switch [-Wswitch-enum]|
C:\Program Files\C++\Boost\boost\date_time\gregorian\conversion.hpp|33|warning: enumeration value 'not_special' not handled in switch [-Wswitch-enum]|
C:\Program Files\C++\Boost\boost\date_time\gregorian\conversion.hpp|33|warning: enumeration value 'NumSpecialValues' not handled in switch [-Wswitch-enum]|
C:\Program Files\C++\Boost\boost\date_time\int_adapter.hpp||In instantiation of 'static boost::date_time::int_adapter<int_type_> boost::date_time::int_adapter<int_type_>::from_special(boost::date_time::special_values) [with int_type_ = unsigned int; boost::date_time::int_adapter<int_type_> = boost::date_time::int_adapter<unsigned int>]':|
C:\Program Files\C++\Boost\boost\date_time\gregorian\greg_date.hpp|53|required from here|
C:\Program Files\C++\Boost\boost\date_time\int_adapter.hpp|75|warning: enumeration value 'not_special' not handled in switch [-Wswitch-enum]|
C:\Program Files\C++\Boost\boost\date_time\int_adapter.hpp|75|warning: enumeration value 'NumSpecialValues' not handled in switch [-Wswitch-enum]|
C:\Program Files\C++\Boost\boost\date_time\int_adapter.hpp||In instantiation of 'static boost::date_time::int_adapter<int_type_> boost::date_time::int_adapter<int_type_>::from_special(boost::date_time::special_values) [with int_type_ = long int; boost::date_time::int_adapter<int_type_> = boost::date_time::int_adapter<long int>]':|
C:\Program Files\C++\Boost\boost\date_time\date_duration.hpp|42|required from 'boost::date_time::date_duration<duration_rep_traits>::date_duration(boost::date_time::special_values) [with duration_rep_traits = boost::date_time::duration_traits_adapted]'|
C:\Program Files\C++\Boost\boost\date_time\gregorian\greg_duration.hpp|39|required from here|
C:\Program Files\C++\Boost\boost\date_time\int_adapter.hpp|75|warning: enumeration value 'not_special' not handled in switch [-Wswitch-enum]|
C:\Program Files\C++\Boost\boost\date_time\int_adapter.hpp|75|warning: enumeration value 'NumSpecialValues' not handled in switch [-Wswitch-enum]|
C:\Program Files\C++\Boost\boost\date_time\int_adapter.hpp||In instantiation of 'static boost::date_time::int_adapter<int_type_> boost::date_time::int_adapter<int_type_>::from_special(boost::date_time::special_values) [with int_type_ = long long int; boost::date_time::int_adapter<int_type_> = boost::date_time::int_adapter<long long int>]':|
C:\Program Files\C++\Boost\boost\date_time\time_duration.hpp|69|required from 'boost::date_time::time_duration<T, rep_type>::time_duration(boost::date_time::special_values) [with T = boost::posix_time::time_duration; rep_type = boost::date_time::time_resolution_traits<boost::date_time::time_resolution_traits_adapted64_impl, (boost::date_time::time_resolutions)5u, 1000000ll, 6u>]'|
C:\Program Files\C++\Boost\boost\date_time\posix_time\posix_time_config.hpp|82|required from here|
C:\Program Files\C++\Boost\boost\date_time\int_adapter.hpp|75|warning: enumeration value 'not_special' not handled in switch [-Wswitch-enum]|
C:\Program Files\C++\Boost\boost\date_time\int_adapter.hpp|75|warning: enumeration value 'NumSpecialValues' not handled in switch [-Wswitch-enum]|
C:\Program Files\C++\Boost\boost\date_time\time_system_counted.hpp||In instantiation of 'static boost::date_time::counted_time_system<time_rep>::time_rep_type boost::date_time::counted_time_system<time_rep>::get_time_rep(boost::date_time::special_values) [with time_rep = boost::date_time::counted_time_rep<boost::posix_time::millisec_posix_time_system_config>; boost::date_time::counted_time_system<time_rep>::time_rep_type = boost::date_time::counted_time_rep<boost::posix_time::millisec_posix_time_system_config>]':|
C:\Program Files\C++\Boost\boost\date_time\time.hpp|67|required from 'boost::date_time::base_time<T, time_system>::base_time(boost::date_time::special_values) [with T = boost::posix_time::ptime; time_system = boost::date_time::counted_time_system<boost::date_time::counted_time_rep<boost::posix_time::millisec_posix_time_system_config> >]'|
C:\Program Files\C++\Boost\boost\date_time\posix_time\ptime.hpp|51|required from here|
C:\Program Files\C++\Boost\boost\date_time\time_system_counted.hpp|149|warning: enumeration value 'not_special' not handled in switch [-Wswitch-enum]|
C:\Program Files\C++\Boost\boost\date_time\time_system_counted.hpp|149|warning: enumeration value 'NumSpecialValues' not handled in switch [-Wswitch-enum]|

}}}

Also boost::thread has a linker dependency to boost::date_time on VC10 and VC11 (but not on GCC). It was indicated in the other ticket this might not be intended.

Regards, ZenJu"	Bugs	closed	To Be Determined	date_time	Boost 1.51.0	Problem	invalid		zhnmju123@…