From 57129f4fd3b59598a0cae72ee8004d0d6c6fca40 Mon Sep 17 00:00:00 2001
From: Tomusdrw <tomusdrw@gmail.com>
Date: Sun, 17 Jan 2016 11:26:37 +0100
Subject: [PATCH] Changing to AddAsign

---
 src/evm/interpreter.rs | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/evm/interpreter.rs b/src/evm/interpreter.rs
index b6a5a3b16..e6499b022 100644
--- a/src/evm/interpreter.rs
+++ b/src/evm/interpreter.rs
@@ -280,7 +280,7 @@ impl evm::Evm for Interpreter {
 			let (gas_cost, mem_size) = try!(self.get_gas_cost_mem(ext, instruction, &mut mem, &stack));
 			try!(self.verify_gas(&current_gas, &gas_cost));
 			mem.expand(mem_size);
-			current_gas = current_gas - gas_cost;
+			current_gas -= gas_cost;
 
 			evm_debug!({
 				println!("[0x{:x}][{}(0x{:x}) Gas: {:x}\n  Gas Before: {:x}",
@@ -301,7 +301,7 @@ impl evm::Evm for Interpreter {
 			match result {
 				InstructionResult::Ok => {},
 				InstructionResult::UnusedGas(gas) => {
-					current_gas = current_gas + gas;
+					current_gas += gas;
 				},
 				InstructionResult::UseAllGas => {
 					current_gas = U256::zero();