X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/ceafdfd3fade791d6edba5f784685505691a60e6..4648059a2fef1bff555672cc286eb005442d9353:/include/msg/datatypes.h

diff --git a/include/msg/datatypes.h b/include/msg/datatypes.h
index 84d956dd93..d9d271c4a7 100644
--- a/include/msg/datatypes.h
+++ b/include/msg/datatypes.h
@@ -79,7 +79,9 @@ typedef struct m_process {
   simdata_process_t simdata;
                                 /**< @brief simulator data */
   void *data;                   /**< @brief user data */
+#ifdef HAVE_TRACING
   char *category;               /* process category for instrumentation */
+#endif
 } s_m_process_t;
 /** @} */
 /** @brief Agent datatype