Moved 0 check to state object for now

ethchain/state_object.go

@@ -90,6 +90,13 @@ func (c *StateObject) SetAddr(addr []byte, value interface{}) {
 
 func (c *StateObject) SetStorage(num *big.Int, val *ethutil.Value) {
 	addr := ethutil.BigToBytes(num, 256)
+
+	// FIXME This should be handled in the Trie it self
+	if val.BigInt().Cmp(ethutil.Big0) == 0 {
+		c.state.trie.Delete(string(addr))
+		return
+	}
+
 	//fmt.Printf("sstore %x => %v\n", addr, val)
 	c.SetAddr(addr, val)
 }