+2019-07-13 Nick Alcock <nick.alcock@oracle.com>
+
+ * ctf-link.c (ctf_create_per_cu): New, refactored out of...
+ (ctf_link_one_type): ... here, with parent-name setting added.
+ (check_variable): New.
+ (ctf_link_one_variable): Likewise.
+ (ctf_link_one_input_archive_member): Call it.
+ * ctf-error.c (_ctf_errlist): Updated with new errors.
+