enum {
dynallocated = 0x0001, ///< Heap-allocated (i.e. created by new if we want to be clever and bypass the stack, @see ex::construct_from_basic() )
evaluated = 0x0002, ///< .eval() has already done its job
- expanded = 0x0004, ///< .expand() has already done its job
+ expanded = 0x0004, ///< .expand(0) has already done its job (other expand() options ignore this flag)
hash_calculated = 0x0008 ///< .calchash() has already done its job
};
};