Has virtual functions but non-virtual destructor - Rebuild of the Debian archive with clang

"Has virtual functions but non-virtual destructor" build failure(s)
clang 3.0

Versions: 2.9 - 3.0 - 3.1 - 3.2 - 3.3 - 3.4 - 3.4.2 - 3.5.0 - 3.6.0 - 3.8.1 - 3.9.1 - 4.0.1 - 5.0 - 6.0 - 8.0.1 - 9.0.1 - 10.0.0 - 11.0.0 - 12.0.1 - 13.0.0

Package	Version	Supposed error message	Full log	Bug report
libcmis	0.1.0-1	cmis-client.cxx:137:13: error: delete called on 'libcmis::Session' that is abstract but has non-virtual destructor [-Werror,-Wdelete-non-virtual-dtor]	Log

1 errors

Debian Package rebuild