https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91027
--- Comment #7 from ibuclaw at gcc dot gnu.org --- (In reply to Jan Hubicka from comment #3) > Hi, > this patch triggers another confusion in ipa-devirt. > It tries to build type inheritnace graph but since D frotnend produces > only functions with DECL_VIRTUAL but no BINFOs and other things it > segfaults eventually. > > Working around it makes it to work. So this adds new question why D > frontend needs to set DECL_VIRTUAL? >