X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/4d140762b2b9c8746cdd3b0680a7167867ba0ad9..8adc09758d857a4964013fa30184c9eec770f2bf:/src/smpi/include/smpi_group.hpp

diff --git a/src/smpi/include/smpi_group.hpp b/src/smpi/include/smpi_group.hpp
index 64812ca7e6..ca6ad345d8 100644
--- a/src/smpi/include/smpi_group.hpp
+++ b/src/smpi/include/smpi_group.hpp
@@ -8,6 +8,7 @@
 #define SMPI_GROUP_HPP_INCLUDED
 
 #include "smpi_f2c.hpp"
+#include <smpi/smpi.h>
 
 namespace simgrid{
 namespace smpi{
@@ -15,8 +16,12 @@ namespace smpi{
 class Group : public F2C{
   private:
     int size_;
-    int *rank_to_index_map_;
-    xbt_dict_t index_to_rank_map_;
+    /* This is actually a map from int to int. We could use
+     * std::map here, but looking up a value there costs O(log(n)).
+     * For a vector, this costs O(1). We hence go with the vector.
+     */
+    std::vector<int> rank_to_index_map_;
+    std::unordered_map<int, int> index_to_rank_map_;
     int refcount_;
   public:
     explicit Group();