/* (non-Javadoc)
* @see org.sdxchange.dynamo.parser4.IXFrame#update(org.oasis.xmile.devkit.xframe.XSymbol)
*/
@Override
public void update(XSymbol sym) {
XSymbol existing = definedVars.put(sym.getName(), sym);
if (existing == null) {
System.err.println("Attempt to update undeclared symbol: " + sym.getName());
}
}
