fix building on Ubuntu

Author: JuliaRS

src_c/IMB_mem_manager.c

@@ -741,11 +741,10 @@ In/out variables:
 
     /* Determine #iterations if dynamic adaptation requested */
     if ((ITERATIONS->iter_policy == imode_dynamic) || (ITERATIONS->iter_policy == imode_auto && !root_based)) {
-        double time[MAX_TIME_ID];
+        double time[MAX_TIME_ID] = {0};
         int acc_rep_test, t_sample;
         int selected_n_sample = ITERATIONS->n_sample;
 
-        memset(time, 0, MAX_TIME_ID);
         if (iter == 0 || BMODE->type == Sync) {
             ITERATIONS->n_sample_prev = ITERATIONS->msgspersample;
             if (c_info->n_lens > 0) {

src_cpp/helpers/helper_IMB_functions.h

@@ -607,11 +607,10 @@ struct Bmark_descr {
 //
         /* Determine #iterations if dynamic adaptation requested */
         if ((ITERATIONS->iter_policy == imode_dynamic) || (ITERATIONS->iter_policy == imode_auto && !root_based)) {
-            double time[MAX_TIME_ID];
+            double time[MAX_TIME_ID] = {0};
             int acc_rep_test, t_sample;
             int selected_n_sample = ITERATIONS->n_sample;
 
-            memset(time, 0, MAX_TIME_ID);
             if (iter == 0 || BMODE->type == Sync) {
                 ITERATIONS->n_sample_prev = ITERATIONS->msgspersample;
                 if (c_info->n_lens > 0) {