From faffacfa8896aeab5391dbd29a5ca4a86dc0a4cf Mon Sep 17 00:00:00 2001
From: "sspitzer%netscape.com"
 <sspitzer%netscape.com@18797224-902f-48f8-a5cc-f745e15eee43>
Date: Wed, 31 Jan 2001 21:35:12 +0000
Subject: [PATCH] #61956 quiet purify and don't memcpy 0 bytes.  sr=scc

git-svn-id: svn://10.0.0.236/trunk@85877 18797224-902f-48f8-a5cc-f745e15eee43
---
 mozilla/xpcom/io/nsFileSpec.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/mozilla/xpcom/io/nsFileSpec.cpp b/mozilla/xpcom/io/nsFileSpec.cpp
index 4621adbcb44..3af5c14948a 100644
--- a/mozilla/xpcom/io/nsFileSpec.cpp
+++ b/mozilla/xpcom/io/nsFileSpec.cpp
@@ -180,7 +180,9 @@ void nsSimpleCharString::CopyFrom(const char* inData, PRUint32 inLength)
     ReallocData(inLength);
     if (!mData)
         return;
-    nsCRT::memcpy(mData->mString, inData, inLength);
+    if (inLength != 0) {
+        nsCRT::memcpy(mData->mString, inData, inLength);
+    }
     mData->mString[inLength] = '\0';
 } // nsSimpleCharString::CopyFrom