[SMPI] Added condition before smpi_switch_data_seg

This is the case in other files as well and was discussed
with Augustin on 12/02/2016.

diff --git a/src/smpi/smpi_bench.cpp b/src/smpi/smpi_bench.cpp
index ea344a0..695615d 100644 (file)
--- a/src/smpi/smpi_bench.cpp
+++ b/src/smpi/smpi_bench.cpp
@@ -184,7 +184,9 @@ void smpi_switch_data_segment(int dest);
 
 void smpi_bench_begin(void)
 {
-  smpi_switch_data_segment(smpi_process_index());
+  if (smpi_privatize_global_variables) {
+    smpi_switch_data_segment(smpi_process_index());
+  }
 
   if (MC_is_active() || MC_record_replay_is_active())
     return;