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-rw-r--r--src/mongo/db/matcher/expression_tree_test.cpp2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/mongo/db/matcher/expression_tree_test.cpp b/src/mongo/db/matcher/expression_tree_test.cpp
index c0ba4cead87..27516ff4344 100644
--- a/src/mongo/db/matcher/expression_tree_test.cpp
+++ b/src/mongo/db/matcher/expression_tree_test.cpp
@@ -38,6 +38,8 @@
namespace mongo {
+ using std::auto_ptr;
+
TEST( NotMatchExpression, MatchesScalar ) {
BSONObj baseOperand = BSON( "$lt" << 5 );
auto_ptr<ComparisonMatchExpression> lt( new LTMatchExpression() );