X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/15c8941df0f0fc1df336d0d56a4e03fdfd9154bb..6c70be774ea7f214c9945645ddcb11bbdb5ef33a:/src/gras/Msg/gras_msg_exchange.c

diff --git a/src/gras/Msg/gras_msg_exchange.c b/src/gras/Msg/gras_msg_exchange.c
index bb894e03b3..ba36513fef 100644
--- a/src/gras/Msg/gras_msg_exchange.c
+++ b/src/gras/Msg/gras_msg_exchange.c
@@ -278,7 +278,8 @@ gras_msg_handleall(double period) {
 	RETHROW0("Error while waiting for messages: %s");
       xbt_ex_free(e);
     }
-  } while (now - begin < period);
+     /* Epsilon to avoid numerical stability issues were the waited interval is so small that the global clock cannot notice the increment */
+  } while (period - now + begin > 0);
 }
 
 /** @brief Handle an incomming message or timer (or wait up to \a timeOut seconds)