From a9f50f19307bbcb978f4cd428dfd3ba1a7d38712 Mon Sep 17 00:00:00 2001
From: Aaron <aaron@10gen.com>
Date: Mon, 25 Apr 2011 15:18:05 -0700
Subject: [PATCH] FieldRangeSet::trivialRange() should return a const reference

---
 db/queryutil.cpp | 2 +-
 db/queryutil.h   | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/db/queryutil.cpp b/db/queryutil.cpp
index c2a941ac875ea..ec2c7f981c066 100644
--- a/db/queryutil.cpp
+++ b/db/queryutil.cpp
@@ -878,7 +878,7 @@ namespace mongo {
     
     FieldRange *FieldRangeSet::__singleKeyTrivialRange = 0;
     FieldRange *FieldRangeSet::__multiKeyTrivialRange = 0;
-    FieldRange &FieldRangeSet::trivialRange() const {
+    const FieldRange &FieldRangeSet::trivialRange() const {
         FieldRange *&ret = _singleKey ? __singleKeyTrivialRange : __multiKeyTrivialRange;
         if ( ret == 0 ) {
             ret = new FieldRange( BSONObj().firstElement(), _singleKey, false, true );
diff --git a/db/queryutil.h b/db/queryutil.h
index a817764246d14..e0e33a72097d9 100644
--- a/db/queryutil.h
+++ b/db/queryutil.h
@@ -207,7 +207,7 @@ namespace mongo {
         void processOpElement( const char *fieldName, const BSONElement &f, bool isNot, bool optimize );
         static FieldRange *__singleKeyTrivialRange;
         static FieldRange *__multiKeyTrivialRange;
-        FieldRange &trivialRange() const;
+        const FieldRange &trivialRange() const;
         map<string,FieldRange> _ranges;
         const char *_ns;
         // Owns memory for FieldRange BSONElements.