X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/40334ce6fe520b2fa7d1e240716e4f34a5fdc74e..41c803093e7108f16bfb4cc7e2c41c52104c73c2:/src/xbt/ex.c

diff --git a/src/xbt/ex.c b/src/xbt/ex.c
index 1e48d4c838..a54869ff9a 100644
--- a/src/xbt/ex.c
+++ b/src/xbt/ex.c
@@ -1,6 +1,6 @@
 /* ex - Exception Handling                                                  */
 
-/* Copyright (c) 2005-2014. The SimGrid Team.
+/* Copyright (c) 2005-2015. The SimGrid Team.
  * All rights reserved.                                                     */
 
 /*  Copyright (c) 2002-2004 Ralf S. Engelschall <rse@engelschall.com>       */
@@ -148,6 +148,11 @@ void xbt_ex_display(xbt_ex_t * e)
   XBT_CRITICAL("%s", e->msg);
   xbt_free(thrower);
 
+  if (xbt_initialized==0 || smx_cleaned) {
+	  fprintf(stderr, "Ouch. SimGrid is not initialized yet, or already closing. No backtrace available.\n");
+	  return; /* Not started yet or already closing. Trying to generate a backtrace would probably fail */
+  }
+
   if (!e->bt_strings)
     xbt_ex_setup_backtrace(e);
 
@@ -333,7 +338,7 @@ XBT_TEST_UNIT("variables", test_variables, "variable value preservation")
 {
   xbt_ex_t ex;
   int r1;
-  int _XBT_GNUC_UNUSED r2;
+  int XBT_ATTRIB_UNUSED r2;
   int v1;
   volatile int v2;