X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/1ba3b199ce47dca5644315bf6009a795d3816ffd..dc122c0fb3802061bc2fdb4abd50bf02a224cfdc:/src/smpi/internals/smpi_host.cpp

diff --git a/src/smpi/internals/smpi_host.cpp b/src/smpi/internals/smpi_host.cpp
index 0f1cb3e2be..443c6859f8 100644
--- a/src/smpi/internals/smpi_host.cpp
+++ b/src/smpi/internals/smpi_host.cpp
@@ -120,7 +120,7 @@ double Host::oisend(size_t size, s4u::Host* src, s4u::Host* dst)
   return current;
 }
 
-void Host::check_factor_configs(const std::string op) const
+void Host::check_factor_configs(const std::string& op) const
 {
   static const std::unordered_map<std::string, SmpiOperation> name_to_op_enum{
       {"smpi/or", SmpiOperation::RECV}, {"smpi/os", SmpiOperation::SEND}, {"smpi/ois", SmpiOperation::ISEND}};