virtualDestructor
ftp://ftp.de.debian.org/debian/pool/main/s/structure-synth/structure-synth_1.5.0.orig.tar.bz2
structure-synth-1.5.0/SyntopiaCore/GLEngine/RaytraceTriangle.h:16:5: warning:inconclusive: Class 'RaytraceTriangle' which has virtual members does not have a virtual destructor. [virtualDestructor]