[mc] Bug: MC was reading from the wrong region

[simgrid.git] / src / mc / mc_compare.cpp

diff --git a/src/mc/mc_compare.cpp b/src/mc/mc_compare.cpp
index 0067028..b62dc7c 100644 (file)
--- a/src/mc/mc_compare.cpp
+++ b/src/mc/mc_compare.cpp
@@ -107,7 +107,7 @@ static int compare_areas_with_type(struct mc_compare_state& state,
     void* data1 =
       mc_snapshot_read_region(real_area1, region1, alloca(type->byte_size), type->byte_size);
     void* data2 =
-      mc_snapshot_read_region(real_area2, region1, alloca(type->byte_size), type->byte_size);
+      mc_snapshot_read_region(real_area2, region2, alloca(type->byte_size), type->byte_size);
     return (memcmp(data1, data2, type->byte_size) != 0);
     break;
   }
@@ -247,8 +247,7 @@ static int compare_global_variables(int region_type, mc_mem_region_t r1,
                                     mc_mem_region_t r2, mc_snapshot_t snapshot1,
                                     mc_snapshot_t snapshot2)
 {
-  xbt_assert(r1 && r2,
-    "Missing region. Did you enable SMPI privatisation? It is not compatible with state comparison.");
+  xbt_assert(r1 && r2, "Missing region.");
   struct mc_compare_state state;
 
   xbt_dynar_t variables;