From e94dce05c692892738f418d95501594ed51bfdbd Mon Sep 17 00:00:00 2001
From: "bryner%brianryner.com" <bryner%brianryner.com>
Date: Wed, 12 May 2004 19:26:30 +0000
Subject: [PATCH] Fix XPCOM_BREAK_ON_LOAD by restoring pre-string-branch Find()
 behavior when starting index is negative.  Bug 243429, r+sr=darin

---
 xpcom/string/src/nsStringObsolete.cpp | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/xpcom/string/src/nsStringObsolete.cpp b/xpcom/string/src/nsStringObsolete.cpp
index c084fe46bdb..cc28a41d7b8 100644
--- a/xpcom/string/src/nsStringObsolete.cpp
+++ b/xpcom/string/src/nsStringObsolete.cpp
@@ -905,7 +905,11 @@ Find_ComputeSearchRange( PRUint32 bigLen, PRUint32 littleLen, PRInt32& offset, P
   {
     // |count| specifies how many iterations to make from |offset|
 
-    if (offset < 0 || PRUint32(offset) > bigLen)
+    if (offset < 0)
+      {
+        offset = 0;
+      }
+    else if (PRUint32(offset) > bigLen)
       {
         count = 0;
         return;