+extern std::unordered_map<std::string, double> location2speedup;
+
+/** @brief Returns the last call location (filename, linenumber). Process-specific. */
+extern "C" {
+XBT_PUBLIC(smpi_trace_call_location_t*) smpi_process_get_call_location(void);
+XBT_PUBLIC(smpi_trace_call_location_t*) smpi_trace_get_call_location();
+}