6738538: javac crashes when using a type parameter as a covariant method return type Summary: Capture conversion should be applied when acccessing a member of an intersection type Reviewed-by: jjg

6751514: Unary post-increment with type variables crash javac during lowering Summary: Lower.abstractRval should take into account parenthesized expressions Reviewed-by: jjg

6749967: regression tests for apt should be same-vm friendly Reviewed-by: darcy