public void VisitComprehensionExpression(ComprehensionExpression comp)
{
// Do not store scope counter because comprehensions contain only expressions.
DecendScope();
comp.Item.AcceptWalker(this);
comp.Body.AcceptWalker(this);
AscendScope();
}
public void VisitComprehensionExpression(ComprehensionExpression comp)
{
BitArray save = bits;
bits = new BitArray(bits);
comp.Body.AcceptWalker(this);
comp.Item.AcceptWalker(this);
bits = save;
}