[DFDL-WG] regex dialect considered too loose in spec

In a recent review meeting, a lot of discomfort was expressed by otherwise enthusiastic DFDL supporters, about our vagueness about regex-dialect accepted by DFDL. What regex dialect is used by each of the IBM implementations (C/Java)? Are they compatible? -- Mike Beckerle | OGF DFDL WG Co-Chair Tel: 781-330-0412