#if SIMGRID_HAVE_JEDULE
-XBT_ATTRIB_UNUSED static std::unordered_map <const char *, jed_container_t> host2_simgrid_parent_container;
-XBT_ATTRIB_UNUSED static std::unordered_map <std::string, jed_container_t> container_name2container;
-
namespace simgrid {
namespace jedule{
#if SIMGRID_HAVE_JEDULE
+namespace {
+std::unordered_map<const char*, jed_container_t> host2_simgrid_parent_container;
+std::unordered_map<std::string, jed_container_t> container_name2container;
+}
+
namespace simgrid {
namespace jedule {
Subset::Subset(int start_idx, int end_idx, Container* parent)