fix some dead assignments reported by clang scan-build

[simgrid.git] / src / xbt / graph.c

diff --git a/src/xbt/graph.c b/src/xbt/graph.c
index 6e5fdb1..5e47cf9 100644 (file)
--- a/src/xbt/graph.c
+++ b/src/xbt/graph.c
@@ -1,13 +1,11 @@
 /* a generic graph library.                                                 */
 
-/* Copyright (c) 2006-2013. The SimGrid Team.
+/* Copyright (c) 2006-2014. The SimGrid Team.
  * All rights reserved.                                                     */
 
 /* This program is free software; you can redistribute it and/or modify it
  * under the terms of the license (GNU LGPL) which comes with this package. */
 
-#include <errno.h>
-#include <stdlib.h>
 #include "xbt/sysdep.h"
 #include "xbt/log.h"
 #include "xbt/graph.h"
@@ -16,8 +14,10 @@
 #include "xbt/dict.h"
 #include "xbt/heap.h"
 #include "xbt/str.h"
+#include "xbt/file.h"
 
-
+#include <errno.h>
+#include <stdlib.h>
 
 
 XBT_LOG_NEW_DEFAULT_SUBCATEGORY(xbt_graph, xbt, "Graph");
@@ -316,7 +316,6 @@ double *xbt_graph_get_length_matrix(xbt_graph_t g)
   }
 
   xbt_dynar_foreach(g->nodes, cursor, node) {
-    in_cursor = 0;
     D(cursor, cursor) = 0;
 
     xbt_dynar_foreach(node->out, in_cursor, edge) {
@@ -627,7 +626,7 @@ xbt_graph_t xbt_graph_read(const char *filename,
   ETag_graphxml_edge_fun = __parse_edge;
 
   xbt_graph_parse_open(filename);
-  _XBT_GNUC_UNUSED int res;
+  XBT_ATTRIB_UNUSED int res;
   res = xbt_graph_parse();
   xbt_assert(!res, "Parse error in %s", filename);
   xbt_graph_parse_close();