fortran : protect in case some calls return success, but with a null request.

[simgrid.git] / src / instr / instr_smpi.hpp

diff --git a/src/instr/instr_smpi.hpp b/src/instr/instr_smpi.hpp
index 1a9ecf9..aac3353 100644 (file)
--- a/src/instr/instr_smpi.hpp
+++ b/src/instr/instr_smpi.hpp
@@ -20,7 +20,7 @@ XBT_PRIVATE void TRACE_smpi_comm_in(int rank, const char* operation, simgrid::in
 XBT_PRIVATE void TRACE_smpi_comm_out(int rank);
 XBT_PRIVATE void TRACE_smpi_send(int rank, int src, int dst, int tag, int size);
 XBT_PRIVATE void TRACE_smpi_recv(int src, int dst, int tag);
-XBT_PRIVATE void TRACE_smpi_init(int rank, std::string calling_func);
+XBT_PRIVATE void TRACE_smpi_init(int rank, const std::string& calling_func);
 
 /* SMPI + LB (load balancer) */
 XBT_PRIVATE void TRACE_smpi_process_change_host(int rank, const_sg_host_t new_host);