https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87855
--- Comment #16 from Ville Voutilainen <ville.voutilainen at gmail dot com> --- (In reply to Florian Weimer from comment #15) > (In reply to Ville Voutilainen from comment #13) > > Well, Jonathan found this http://lists.isocpp.org/core/2018/06/4643.php > > Would you please summarize the gist of the discussion if permitted under ISO > rules? I don't think the list archives are public. Richard shows that allowing elision for delegating constructors can lead to subobjects being overwritten by the initialization of other subobjects.