X-Git-Url: http://git.lttng.org./?a=blobdiff_plain;ds=sidebyside;f=include%2Flttng%2Fust-utils.h;h=2a65dd5364ef21e996ea7c05d17dff9a09887e8f;hb=f26f2f9bb496a2dc053095310ab8d42b63a3b556;hp=baca88f271184840512ea97745320d8bef65e333;hpb=d465835d05ead88505e49aa62319b22dfc1fc026;p=lttng-ust.git

diff --git a/include/lttng/ust-utils.h b/include/lttng/ust-utils.h
index baca88f2..2a65dd53 100644
--- a/include/lttng/ust-utils.h
+++ b/include/lttng/ust-utils.h
@@ -28,7 +28,11 @@
  *
  * Returns true if the type of @type is signed.
  */
-#define lttng_ust_is_signed_type(type)           ((type) -1 < (type) 1)
+#if defined(__cplusplus)
+#define lttng_ust_is_signed_type(type)	(std::is_signed<type>::value)
+#else
+#define lttng_ust_is_signed_type(type)	((type) -1 < (type) 1)
+#endif
 
 
 /**