id,summary,reporter,owner,description,type,status,milestone,component,version,severity,resolution,keywords,cc 13596,VC++ 15 compiler warning C4127: conditional expression is constant,Volker Schöch ,Barend Gehrels,"I'm using Microsoft Visual Studio 15.6.0 to compile boost 1.67.0. I use compiler flag /W4. The following warnings (which we declared an error for our project) occur in geometry: **\boost_1_67_0\boost\geometry\algorithms\detail\overlay\sort_by_side.hpp(369): warning C4127: conditional expression is constant** **\boost_1_67_0\boost\geometry\algorithms\detail\overlay\handle_colocations.hpp(836): error C4127: conditional expression is constant** **\boost_1_67_0\boost\geometry\algorithms\detail\overlay\traversal.hpp(804): error C4127: conditional expression is constant** **\boost_1_67_0\boost\geometry\io\wkt\write.hpp(165): error C4127: conditional expression is constant**",Bugs,closed,To Be Determined,geometry,Boost 1.67.0,Problem,duplicate,warning error C4127,