diff --git a/projects/dvm b/projects/dvm
index 4b7ef11..4d4041a 160000
--- a/projects/dvm
+++ b/projects/dvm
@@ -1 +1 @@
-Subproject commit 4b7ef11871a0abf5868ba3866d1371e863fb9139
+Subproject commit 4d4041a0811397add7e5e742681b5786e6c8a021
diff --git a/src/PrivateAnalyzer/private_arrays_search.cpp b/src/PrivateAnalyzer/private_arrays_search.cpp
index 4de5382..eec5d5b 100644
--- a/src/PrivateAnalyzer/private_arrays_search.cpp
+++ b/src/PrivateAnalyzer/private_arrays_search.cpp
@@ -124,16 +124,30 @@ static void SolveDataFlow(Region* DFG)
 map<LoopGraph*, ArrayAccessingIndexes>  FindPrivateArrays(map<string, vector<LoopGraph*>> &loopGraph, map<FuncInfo*, vector<SAPFOR::BasicBlock*>>& FullIR)
 {  
     map<LoopGraph*, ArrayAccessingIndexes> result;
-    for (const auto& [loopName, loops] : loopGraph)
+    for (const auto& [fileName, loops] : loopGraph)
     {
+        SgFile::switchToFile(fileName);
         for (const auto& loop : loops)
         {
+            SgStatement* search_func = loop->loop->GetOriginal();
+
+            while (search_func && (!isSgProgHedrStmt(search_func)))
+                search_func = search_func->controlParent();
+
             for (const auto& [funcInfo, blocks]: FullIR)
             {   
-                Region* loopRegion = new Region(loop, blocks);
-                SolveDataFlow(loopRegion);
-                result[loop] = loopRegion->array_priv;
-                delete(loopRegion);
+                if (funcInfo->fileName == fileName && funcInfo->funcPointer->GetOriginal() == search_func)
+                {
+                    Region* loopRegion = new Region(loop, blocks);
+                    if (loopRegion->getBasickBlocks().size() <= 1)
+                    {
+                        delete(loopRegion);
+                        continue;
+                    }
+                    SolveDataFlow(loopRegion);
+                    result[loop] = loopRegion->array_priv;
+                    delete(loopRegion);
+                }
             }
         }
     }
diff --git a/src/PrivateAnalyzer/region.cpp b/src/PrivateAnalyzer/region.cpp
index 252c9d2..94b94fd 100644
--- a/src/PrivateAnalyzer/region.cpp
+++ b/src/PrivateAnalyzer/region.cpp
@@ -14,6 +14,7 @@ using namespace std;
 
 static bool isParentStmt(SgStatement* stmt, SgStatement* parent)
 {
+    // && sgStats.find(stmt->thebif) == sgStats.end()
     for (; stmt; stmt = stmt->controlParent())
         if (stmt == parent)
             return true;
diff --git a/src/Sapfor.cpp b/src/Sapfor.cpp
index ff10c5c..ccb2ee5 100644
--- a/src/Sapfor.cpp
+++ b/src/Sapfor.cpp
@@ -1019,8 +1019,6 @@ static bool runAnalysis(SgProject &project, const int curr_regime, const bool ne
                 if(func->funcPointer->variant() != ENTRY_STAT)
                     countOfTransform += removeDeadCode(func->funcPointer, allFuncInfo, commonBlocks);
         }
-        else if (curr_regime == FIND_PRIVATE_ARRAYS)
-            FindPrivateArrays(loopGraph, fullIR);
         else if (curr_regime == TEST_PASS)
         {
         //test pass
@@ -1916,6 +1914,8 @@ static bool runAnalysis(SgProject &project, const int curr_regime, const bool ne
     }
     else if (curr_regime == TRANSFORM_ASSUMED_SIZE_PARAMETERS)
         transformAssumedSizeParameters(allFuncInfo);
+    else if (curr_regime == FIND_PRIVATE_ARRAYS) 
+        auto result = FindPrivateArrays(loopGraph, fullIR);
 
     const float elapsed = duration_cast<milliseconds>(high_resolution_clock::now() - timeForPass).count() / 1000.;
     const float elapsedGlobal = duration_cast<milliseconds>(high_resolution_clock::now() - globalTime).count() / 1000.;