1 files changed, 4 insertions, 0 deletions
diff --git a/src/processor/address_map_unittest.cc b/src/processor/address_map_unittest.cc
index 01d52166..82c1a007 100644
--- a/src/processor/address_map_unittest.cc
+++ b/src/processor/address_map_unittest.cc
@@ -47,6 +47,8 @@
 
 #define ASSERT_EQ(e1, e2) ASSERT_TRUE((e1) == (e2))
 
+namespace {
+
 using google_airbag::AddressMap;
 using google_airbag::linked_ptr;
 
@@ -185,6 +187,8 @@ static bool RunTests() {
   return true;
 }
 
+}  // namespace
+
 int main(int argc, char **argv) {
   return RunTests() ? 0 : 1;
 }