X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/a16ca05f4f79be7979ee3425e9bcae5633201d06..74c1bf2b26c5a3aa0d8c29674dc12993e7c0de15:/src/smpi/internals/smpi_shared.cpp

diff --git a/src/smpi/internals/smpi_shared.cpp b/src/smpi/internals/smpi_shared.cpp
index 27bd066e70..635f2b57b5 100644
--- a/src/smpi/internals/smpi_shared.cpp
+++ b/src/smpi/internals/smpi_shared.cpp
@@ -388,7 +388,7 @@ int smpi_is_shared(void* ptr, std::vector<std::pair<size_t, size_t>> &private_bl
     return 0;
   if ( smpi_cfg_shared_malloc == shmalloc_local || smpi_cfg_shared_malloc == shmalloc_global) {
     auto low = allocs_metadata.lower_bound(ptr);
-    if (low->first==ptr) {
+    if (low != allocs_metadata.end() && low->first == ptr) {
       private_blocks = low->second.private_blocks;
       *offset = 0;
       return 1;
@@ -410,7 +410,7 @@ int smpi_is_shared(void* ptr, std::vector<std::pair<size_t, size_t>> &private_bl
 
 std::vector<std::pair<size_t, size_t>> shift_and_frame_private_blocks(const std::vector<std::pair<size_t, size_t>> vec, size_t offset, size_t buff_size) {
     std::vector<std::pair<size_t, size_t>> result;
-    for(auto block: vec) {
+    for (auto const& block : vec) {
         auto new_block = std::make_pair(std::min(std::max((size_t)0, block.first-offset), buff_size),
                                         std::min(std::max((size_t)0, block.second-offset), buff_size));
         if(new_block.second > 0 && new_block.first < buff_size)