https://bugzilla.redhat.com/show_bug.cgi?id=1436077
--- Comment #7 from Mike FABIAN mfabian@redhat.com --- Maybe I should rewrite the function width_iter_next(PangoWidthIter* iter) not to break emoji-zwj sequences:
https://git.gnome.org/browse/pango/tree/pango/pango-context.c#n866