http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59144
--- Comment #2 from Jonathan Wakely <redi at gcc dot gnu.org> --- (In reply to Jonathan Wakely from comment #1) > (In reply to tmmikolajczyk from comment #0) > > The compilation passes (on gcc and clang). It's quite weird that the > > virtualism of the "X::bar" method has such an impact. > > But that doesn't make it a bug. The Intel compiler behaves the same.