Pass std::string parameters by reference too.

[simgrid.git] / examples / s4u / platform-properties / s4u-platform-properties.cpp

diff --git a/examples/s4u/platform-properties/s4u-platform-properties.cpp b/examples/s4u/platform-properties/s4u-platform-properties.cpp
index 79b79a4..fe49596 100644 (file)
--- a/examples/s4u/platform-properties/s4u-platform-properties.cpp
+++ b/examples/s4u/platform-properties/s4u-platform-properties.cpp
@@ -11,7 +11,7 @@
 
 XBT_LOG_NEW_DEFAULT_CATEGORY(s4u_test, "Property test");
 
-static void test_host(std::string hostname)
+static void test_host(const std::string& hostname)
 {
   simgrid::s4u::Host* thehost = simgrid::s4u::Host::by_name(hostname);
   std::unordered_map<std::string, std::string>* props = thehost->get_properties();