From 22a2526bee532789f518b332478a96d398445955 Mon Sep 17 00:00:00 2001
From: dolby-oss <dolby-oss@f5eafffb-2e1d-0410-98e4-8ec43c5233c4>
Date: Fri, 12 Jun 2009 13:17:35 +0000
Subject: [PATCH] sanity check

git-svn-id: https://wala.svn.sourceforge.net/svnroot/wala/trunk@3650 f5eafffb-2e1d-0410-98e4-8ec43c5233c4
---
 .../src/com/ibm/wala/ssa/SSAAddressOfInstruction.java          | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/com.ibm.wala.core/src/com/ibm/wala/ssa/SSAAddressOfInstruction.java b/com.ibm.wala.core/src/com/ibm/wala/ssa/SSAAddressOfInstruction.java
index c8ec1e784..f335463d6 100644
--- a/com.ibm.wala.core/src/com/ibm/wala/ssa/SSAAddressOfInstruction.java
+++ b/com.ibm.wala.core/src/com/ibm/wala/ssa/SSAAddressOfInstruction.java
@@ -52,6 +52,9 @@ public class SSAAddressOfInstruction extends SSAInstruction {
    * Use this constructor when taking the address of a local variable.
    */
   public SSAAddressOfInstruction(int lval, int local, TypeReference pointeeType) {
+    if (local <= 0) {
+      throw new IllegalArgumentException("Invalid local address load of " + local);
+    }
     this.lval = lval;
     this.addressVal = local;
     this.indexVal = -1;