id summary reporter owner description type status milestone component version severity resolution keywords cc 12379 Yet another problems with boolean operations with shared edges anton.kovalev.239@… Barend Gehrels "Difference of polylineLINESTRING(4 4, 4 0, 2 0, 2 -2) and polygon POLYGON((0 0, 0 8, 8 8, 8 0, 4 0, 2 0, 0 0)) (see ascii-art below) is empty. +-------------+ | | | | | + | | | | +---+---+-----+ | +" Bugs new To Be Determined geometry Boost Development Trunk Problem linestring, polygon, difference