From 0dc49af3650ccc2fd7279ed3820b67c2911464ff Mon Sep 17 00:00:00 2001
From: Emily Marshall <e.marshall3@student.unimelb.edu.au>
Date: Tue, 11 Sep 2018 03:27:28 +1000
Subject: [PATCH] Update Machine.java
---
mutants/mutant-2/swen90006/machine/Machine.java | 9 ++++++++-
1 file changed, 8 insertions(+), 1 deletion(-)
diff --git a/mutants/mutant-2/swen90006/machine/Machine.java b/mutants/mutant-2/swen90006/machine/Machine.java
index 9bf5731..3b1f5a1 100644
--- a/mutants/mutant-2/swen90006/machine/Machine.java
+++ b/mutants/mutant-2/swen90006/machine/Machine.java
@@ -1,3 +1,7 @@
+// this mutant edits a branch deep in the program, which takes advantage
+//of the fact that this branch will be reached by less test cases than
+//others. killed by BVA test case @ EC17
+
package swen90006.machine;
import java.util.Arrays;
@@ -276,7 +280,10 @@ public class Machine
int ra = parseReg(toks[1]);
int offs = parseOffset(toks[2]);
if (regs[ra] == 0){
- pc = pc + offs;
+ pc = pc + offs + 1;
+// this mutant edits a branch deep in the program, which takes advantage
+//of the fact that this branch will be reached by less test cases than
+//others. killed by BVA test case @ EC17
}else{
pc = pc + 1;
}
--
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