From 40a3b4492b87157373e9e5bbb54e5c9ed95973ee Mon Sep 17 00:00:00 2001
From: Alberto Massari <amassari@apache.org>
Date: Mon, 24 Apr 2006 19:13:11 +0000
Subject: [PATCH] Performance fix

git-svn-id: https://svn.apache.org/repos/asf/xerces/c/trunk@396656 13f79535-47bb-0310-9956-ffa450edef68
---
 src/xercesc/validators/schema/identity/ValueStore.cpp | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/src/xercesc/validators/schema/identity/ValueStore.cpp b/src/xercesc/validators/schema/identity/ValueStore.cpp
index 1781efea2..8bac6d855 100644
--- a/src/xercesc/validators/schema/identity/ValueStore.cpp
+++ b/src/xercesc/validators/schema/identity/ValueStore.cpp
@@ -223,10 +223,10 @@ bool ValueStore::isDuplicateOf(DatatypeValidator* const dv1, const XMLCh* const
         return (XMLString::equals(val1, val2));
     }
 
-    unsigned int val1Len = XMLString::stringLen(val1);
-    unsigned int val2Len = XMLString::stringLen(val2);
+    bool val1IsEmpty = (val1==0 || *val1==0);
+    bool val2IsEmpty = (val2==0 || *val2==0);
 
-    if (!val1Len && !val2Len) {
+    if (val1IsEmpty && val2IsEmpty) {
 
         if (dv1 == dv2) {
             return true;
@@ -235,7 +235,7 @@ bool ValueStore::isDuplicateOf(DatatypeValidator* const dv1, const XMLCh* const
         return false;
     }
 
-    if (!val1Len || !val2Len) {
+    if (val1IsEmpty || val2IsEmpty) {
         return false;
     }
 
-- 
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