[zcash/zcash] Add Sapling support to z_getbalance and z_gettotalbalance (#3436)

str4d commented on this pull request.

> @@ -4258,6 +4305,71 @@ void CWallet::GetUnspentFilteredNotes(
throw std::runtime_error(strprintf(«Error while decrypting note for payment address %s: %s», EncodePaymentAddress(pa), exc.what()));
}
}
+

Yep, but that can happen at some later point.