Heap heap = getPhAlways_nd_(global, ids);
/**
* test d'existance NON intégré...
*/
if (heap.containsKey(ids[ids.length - 1])) // Correctif du bug launchpad#1017500, l.bruninx (2012-06-25).
throw new InterpreterException(StdErrors.Symbol_already_exists);
/**
* on continue si ok!...
*/
setv_in_(heap, ids[ids.length - 1], node);
}