do not wait for too small durations to avoid numerical instabilities

[simgrid.git] / testsuite / xbt / heap_bench.c

diff --git a/testsuite/xbt/heap_bench.c b/testsuite/xbt/heap_bench.c
index ca64029..ccab791 100644 (file)
--- a/testsuite/xbt/heap_bench.c
+++ b/testsuite/xbt/heap_bench.c
@@ -13,10 +13,13 @@
 
 #include <stdlib.h>
 #include <stdio.h>
+#include <time.h>
 
 #include "xbt/heap.h"
 #include "gras/virtu.h"                /* time manipulation in bench */
 
+#include "xbt/sysdep.h" /* calloc, printf */
+
 #define MAX_TEST 1000000
 
 #ifdef __BORLANDC__
@@ -47,12 +50,13 @@ int compare_double(const void *a, const void *b)
 void test_heap_validity(int size)
 {
   xbt_heap_t heap = xbt_heap_new(size, NULL);
-  double *tab = calloc(size, sizeof(double));
+  double *tab = xbt_new0(double,size);
+
   int i;
 
   for (i = 0; i < size; i++) {
-    tab[i] = (10.0 * rand() / (RAND_MAX + 1.0));
-    xbt_heap_push(heap, NULL, tab[i]);
+    tab[i] = (double)(10.0 * rand() / (RAND_MAX + 1.0));
+    xbt_heap_push(heap, NULL, (double)tab[i]);
   }
 
   qsort(tab, size, sizeof(double), compare_double);
@@ -80,6 +84,7 @@ void test_heap_mean_operation(int size)
   date = gras_os_time() * 1000000;
   for (i = 0; i < size; i++)
     xbt_heap_push(heap, NULL, (10.0 * rand() / (RAND_MAX + 1.0)));
+
   date = gras_os_time() * 1000000 - date;
   printf("Creation time  %d size heap : %g\n", size, date);