Show more accuracy in output of tests.

1 files changed, 2 insertions, 2 deletions

diff --git a/tests/monotonic-realticks.c b/tests/monotonic-realticks.c
index eb9e9f6..9b5daff 100644
--- a/tests/monotonic-realticks.c
+++ b/tests/monotonic-realticks.c
@@ -24,20 +24,20 @@
 #include <time.h>
 #include <stdlib.h>
 #include <stdio.h>
+#include <math.h>
 
 int
 main()
 {
   sandglass_t sandglass;
   sandglass_attributes_t attr = { SANDGLASS_MONOTONIC, SANDGLASS_REALTICKS };
-  unsigned int i = 0;
 
   if (sandglass_create(&sandglass, &attr, &attr) != 0) {
     perror("sandglass_create()");
     return EXIT_FAILURE;
   }
 
-  sandglass_bench(&sandglass, ++i);
+  sandglass_bench(&sandglass, sandglass_get_tsc());
 
   printf("%ld\n", sandglass.grains);