public void assignmentHasNoEffect(Assignment location, char[] name){
	int severity = computeSeverity(IProblem.AssignmentHasNoEffect);
	if (severity == ProblemSeverities.Ignore) return;
	String[] arguments = new String[] { new String(name) };
	this.handle(
			IProblem.AssignmentHasNoEffect,
			arguments,
			arguments,
			severity,
			location.sourceStart,
			location.sourceEnd);
}