Hi, My FreeBSD builder starts to complain during compilation about the error repeated below. --WjW n file included from /home/jenkins/workspace/ceph-master/src/common/config.cc:15: In file included from /home/jenkins/workspace/ceph-master/src/auth/Auth.h:18: In file included from /home/jenkins/workspace/ceph-master/src/auth/Crypto.h:18: In file included from /home/jenkins/workspace/ceph-master/src/include/types.h:21: In file included from /home/jenkins/workspace/ceph-master/src/include/uuid.h:8: In file included from /home/jenkins/workspace/ceph-master/src/include/encoding.h:19: In file included from /home/jenkins/workspace/ceph-master/src/include/rados/memory.h:4: In file included from /usr/include/c++/v1/memory:599: /usr/include/c++/v1/type_traits:2857:38: error: incomplete type 'md_config_t::option_host_t' used in type trait expression : public integral_constant<bool, __is_constructible(_Tp, _Args...)> ^ /home/jenkins/workspace/ceph-master/src/common/config.cc:110:31: note: in instantiation of template class 'std::__1::is_constructible<md_config_t::option_host_t>' requested here typename std::enable_if<!std::is_constructible<T>::value, ^ /home/jenkins/workspace/ceph-master/src/common/config_opts.h:16:1: note: while substituting explicitly-specified template arguments into function template 'create_validator' OPTION(host, OPT_STR, "localhost") ^ /home/jenkins/workspace/ceph-master/src/common/config.cc:168:37: note: expanded from macro 'OPTION' #define OPTION(name, type, def_val) OPTION4(name, type, def_val, false) ^ /home/jenkins/workspace/ceph-master/src/common/config.cc:167:24: note: expanded from macro 'OPTION4' create_validator<option_##name##_t>() }, ^ /home/jenkins/workspace/ceph-master/src/common/config_opts.h:16:1: note: forward declaration of 'md_config_t::option_host_t' OPTION(host, OPT_STR, "localhost") ^ /home/jenkins/workspace/ceph-master/src/common/config.h:321:12: note: expanded from macro 'OPTION' struct option_##name##_t; ^ <scratch space>:51:1: note: expanded from here option_host_t ^ -- To unsubscribe from this list: send the line "unsubscribe ceph-devel" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html