databases/mysql56-server: unbreak build with Clang 6 (C++14 by default)
sql-common/client_authentication.cc:87:56: error: comparison between pointer and integer ('char *' and 'int')
mysql->options.extension->server_public_key_path != '\0') ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ^ ~~~~
sql/sql_trigger.cc:195:5: error:
non-constant-expression cannot be narrowed from type 'int' to 'size_t' (aka 'unsigned long') in initializer list [-Wc++11-narrowing] static_cast<int>(my_offsetof(class Table_triggers_list, definitions_list)), ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Reported by: antoine (via bug 224669)