From 6b4c95a5adb9a1d4369aaebe6d1c47285eb6b8cd Mon Sep 17 00:00:00 2001
From: Jinge Zhang <j.zhang198@student.unimelb.edu.au>
Date: Tue, 4 Sep 2018 22:10:55 +1000
Subject: [PATCH] Replace Machine.java

---
 mutants/mutant-4/swen90006/machine/Machine.java | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/mutants/mutant-4/swen90006/machine/Machine.java b/mutants/mutant-4/swen90006/machine/Machine.java
index 9bf5731..5c003b6 100644
--- a/mutants/mutant-4/swen90006/machine/Machine.java
+++ b/mutants/mutant-4/swen90006/machine/Machine.java
@@ -1,4 +1,4 @@
-package swen90006.machine;
+package swen90006.machine;
 
 import java.util.Arrays;
 import java.util.List;
@@ -140,7 +140,8 @@ public class Machine
   private void validate_reg(int reg)
     throws InvalidInstructionException
   {
-    if (reg < 0 || reg > MAX_REG) {
+  /* mutation reg==19  */
+    if (reg < 0 || reg > MAX_REG||reg==19) {
       throw new InvalidInstructionException();
     }
   }
-- 
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