Unable to use Hibernate/JPA "JOIN FETCH a.b.c" when "b" is an association in EAP

Issue

• A Hibernate/JPA JOIN FETCH query is defined with a join association path expression including multiple associations

  SELECT a FROM EntityA a
  JOIN FETCH a.b b
  JOIN FETCH a.b.c c
  ...
  

• This query syntax was permitted in early EAP 6.x releases but fails in current EAP 6.4.0 cumulative patch levels with

  ... java.lang.IllegalArgumentException: org.hibernate.QueryException: query specified join fetching, but the owner of the fetched association was not present in the select list ...