* Ranjit Mathew: > Without looking at the patent, I would hazard the guess > that it is about Win32 Structured Exception Handling (SEH): > > http://www.microsoft.com/msj/0197/exception/exception.aspx > > (The linked-to mail from the GCC mailing list seems to > confirm this.)
Indeed. Explicitly pushing an exception frame pointer on the main stack is covered by the patent.