id,summary,reporter,owner,description,type,status,milestone,component,version,severity,resolution,keywords,cc
6546,mpl::constant_c does not support min and max values for signed types,smr@…,Aleksey Gurtovoy,"Boost.Ratio test fails on debian linux with gcc 4.6.

{{{
gcc.compile.c++ ../../../bin.v2/libs/ratio/test/ratio_add_pass.test/gcc-4.6/debug/ratio_add_pass.o
In file included from ../../../boost/mpl/integral_c.hpp:32:0,
                 from ../../../boost/ratio/detail/mpl/abs.hpp:15,
                 from ../../../boost/ratio/ratio.hpp:36,
                 from ratio_arithmetic/ratio_add_pass.cpp:16:
../../../boost/mpl/aux_/integral_wrapper.hpp: In instantiation of ‘mpl_::integral_c<long int, 9223372036854775807l>’:
../../../boost/ratio/detail/mpl/abs.hpp:38:29:   instantiated from ‘boost::mpl::abs_tag<mpl_::integral_c<long int, 9223372036854775807l> >’
../../../boost/ratio/detail/mpl/abs.hpp:44:8:   instantiated from ‘boost::mpl::abs<mpl_::integral_c<long int, 9223372036854775807l> >’
../../../boost/ratio/detail/mpl/abs.hpp:58:8:   instantiated from ‘boost::mpl::abs_c<long int, 9223372036854775807l>’
../../../boost/ratio/ratio.hpp:79:74:   instantiated from ‘const intmax_t boost::ratio<9223372036854775807l, 1l>::ABS_N’
../../../boost/ratio/ratio.hpp:81:5:   instantiated from ‘boost::ratio<9223372036854775807l, 1l>’
../../../boost/ratio/detail/overflow_helpers.hpp:227:95:   instantiated from ‘const intmax_t boost::ratio_detail::ratio_add<boost::ratio<9223372036854775807l, 1l>, boost::ratio<-0x00000000000000001l, 1l> >::gcd_n1_n2’
../../../boost/ratio/detail/overflow_helpers.hpp:243:18:   instantiated from ‘boost::ratio_detail::ratio_add<boost::ratio<9223372036854775807l, 1l>, boost::ratio<-0x00000000000000001l, 1l> >’
../../../boost/ratio/ratio.hpp:136:8:   instantiated from ‘boost::ratio_add<boost::ratio<9223372036854775807l, 1l>, boost::ratio<-0x00000000000000001l, 1l> >’
ratio_arithmetic/ratio_add_pass.cpp:70:37:   instantiated from here
../../../boost/mpl/aux_/integral_wrapper.hpp:72:96: warning: integer overflow in expression [-Woverflow]
../../../boost/mpl/aux_/integral_wrapper.hpp:72:96: error: overflow in constant expression [-fpermissive]
../../../boost/mpl/aux_/integral_wrapper.hpp:72:96: note: in template argument for type ‘long int’ 

}}}
",Bugs,new,To Be Determined,mpl,Boost Development Trunk,Problem,,,viboes