Who would have thought that the debate would spawn such a large thread on the mailing lists. The heat is not turning down yet.
Got in touch with Guavac's author, and I keep reading the source code for the Guavac compiler. It is very similiar to my approach and actually has shed the light on a number of problems I did not know how to solve and where I was getting stuck.
New mailing list for the Labs team at Ximian.