Remove explicit conversion to std::string when it's not required.

[simgrid.git] / src / smpi / include / smpi_f2c.hpp

diff --git a/src/smpi/include/smpi_f2c.hpp b/src/smpi/include/smpi_f2c.hpp
index 856525b..5b10ba7 100644 (file)
--- a/src/smpi/include/smpi_f2c.hpp
+++ b/src/smpi/include/smpi_f2c.hpp
@@ -1,6 +1,6 @@
 /* Handle Fortran - C conversion for MPI Types*/
 
-/* Copyright (c) 2010-2021. The SimGrid Team.
+/* Copyright (c) 2010-2022. The SimGrid Team.
  * All rights reserved.                                                     */
 
 /* This program is free software; you can redistribute it and/or modify it
@@ -13,8 +13,7 @@
 #include <unordered_map>
 #include <string>
 
-namespace simgrid{
-namespace smpi{
+namespace simgrid::smpi {
 
 class F2C {
 private:
@@ -35,7 +34,7 @@ protected:
     if (not f2c_lookup_)
       f2c_lookup_ = std::make_unique<f2c_lookup_type>();
   }
-  int f2c_id() { return my_f2c_id_; }
+  int f2c_id() const { return my_f2c_id_; }
   static int global_f2c_id() { return f2c_id_; }
   static void f2c_id_increment() { f2c_id_++; }
 
@@ -56,10 +55,9 @@ public:
   static F2C* f2c(int id);
   static void finish_initialization() { num_default_handles_ = f2c_lookup_->size(); }
   static f2c_lookup_type::size_type get_num_default_handles() { return num_default_handles_; }
-  std::string call_location(){ return call_location_; }
+  const std::string& call_location() const { return call_location_; }
 };
 
-}
-}
+} // namespace simgrid::smpi
 
 #endif