X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/c1b3e440de2150420b08c0bc55a125a0c9eb86bc..9e3b2f1d55a07271c05db2ed5b3fec27561097f9:/include/simgrid/s4u/Mailbox.hpp

diff --git a/include/simgrid/s4u/Mailbox.hpp b/include/simgrid/s4u/Mailbox.hpp
index e226df2f79..7cb4c8d2e6 100644
--- a/include/simgrid/s4u/Mailbox.hpp
+++ b/include/simgrid/s4u/Mailbox.hpp
@@ -38,7 +38,7 @@ public:
   const char* get_cname() const;
 
   /** Retrieve the mailbox associated to the given name */
-  static MailboxPtr by_name(std::string name);
+  static MailboxPtr by_name(const std::string& name);
 
   /** Returns whether the mailbox contains queued communications */
   bool empty();