[Mono-devel-list] Preview of 0.30.1 avaialble.

[Miguel de Icaza]

> Could you describe or point me to the operator rule in question?

Certainly, from the ChangeLog:

2004-02-07  Miguel de Icaza  <miguel at ximian.com>

	* assign.cs (Assign.DoResolve): When dealing with compound
	assignments, there is a new rule in ECMA C# 2.4 (might have been
	there before, but it is documented here) that states that in:

	a op= b;

	If b is of type int, and the `op' is a shift-operator, then the
	above is evaluated as:

	a = (int) a op b