Added missing requires on SSTORE SLOAD

vm/common.go

@@ -23,6 +23,7 @@ var (
 	GasSha          = big.NewInt(20)
 	GasSLoad        = big.NewInt(20)
 	GasSStore       = big.NewInt(100)
+	GasSStoreRefund = big.NewInt(100)
 	GasBalance      = big.NewInt(20)
 	GasCreate       = big.NewInt(100)
 	GasCall         = big.NewInt(20)

vm/vm_debug.go

@@ -169,9 +169,13 @@ func (self *DebugVm) RunClosure(closure *Closure) (ret []byte, err error) {
 
 			gas.Set(ethutil.Big0)
 		case SLOAD:
+			require(1)
+
 			gas.Set(GasSLoad)
 		// Memory resize & Gas
 		case SSTORE:
+			require(2)
+
 			var mult *big.Int
 			y, x := stack.Peekn()
 			val := closure.GetStorage(x)
@@ -179,7 +183,7 @@ func (self *DebugVm) RunClosure(closure *Closure) (ret []byte, err error) {
 				// 0 => non 0
 				mult = ethutil.Big3
 			} else if val.BigInt().Cmp(ethutil.Big0) != 0 && len(y.Bytes()) == 0 {
-				state.Refund(closure.caller.Address(), big.NewInt(100), closure.Price)
+				state.Refund(closure.caller.Address(), GasSStoreRefund, closure.Price)
 
 				mult = ethutil.Big0
 			} else {