diff --git a/sapfor/experts/Sapfor_2017/_src/DvmhRegions/DvmhRegionInserter.cpp b/sapfor/experts/Sapfor_2017/_src/DvmhRegions/DvmhRegionInserter.cpp
index ea21174..8180f55 100644
--- a/sapfor/experts/Sapfor_2017/_src/DvmhRegions/DvmhRegionInserter.cpp
+++ b/sapfor/experts/Sapfor_2017/_src/DvmhRegions/DvmhRegionInserter.cpp
@@ -1487,6 +1487,67 @@ void DvmhRegionInserter::addUsedWriteArrays(set<DIST::Array*>& arrays)
     }
 }
 
+static void insertDeclare(const set<DIST::Array*>& usedArraysInRegions,
+                          const set<DIST::Array*>& usedWriteArraysInRegions,
+                          const map<DIST::Array*, set<DIST::Array*>> arrayLinksByFuncCalls)
+{
+    vector<DIST::Array*> usedAll;
+    std::set_union(usedArraysInRegions.begin(), usedArraysInRegions.end(),
+                   usedWriteArraysInRegions.begin(), usedWriteArraysInRegions.end(),
+                   std::back_inserter(usedAll));
+
+    set<DIST::Array*> added;
+    map<SgStatement*, set<Symbol*>> toDeclareByFunc;
+
+    for (auto& array : usedAll)
+    {
+        set<DIST::Array*> realRef;
+        getRealArrayRefs(array, array, realRef, arrayLinksByFuncCalls);
+
+        for (auto& realArray : realRef)
+        {
+            if (std::count(usedAll.begin(), usedAll.end(), realArray) == 0 && added.count(realArray) == 0)
+            {
+                added.insert(realArray);
+                //TODO: for modules
+                if (realArray->GetLocation().first != DIST::l_MODULE)
+                {
+                    auto declInfo = *realArray->GetDeclInfo().begin();
+                    SgStatement* declStat = SgStatement::getStatementByFileAndLine(declInfo.first, declInfo.second);
+                    checkNull(declStat, convertFileName(__FILE__).c_str(), __LINE__);
+
+                    declStat = getFuncStat(declStat);
+                    checkNull(declStat, convertFileName(__FILE__).c_str(), __LINE__);
+
+                    toDeclareByFunc[declStat].insert(realArray->GetDeclSymbol());
+                }
+            }
+        }
+    }
+
+    for (auto& declPair : toDeclareByFunc)
+    {
+        SgStatement* func = declPair.first;
+        const set<Symbol*>& symbols = declPair.second;
+
+        if (!func->switchToFile())
+            printInternalError(convertFileName(__FILE__).c_str(), __LINE__);
+
+        set<string> added;
+        vector<SgExpression*> list;
+        for (auto& s : symbols)
+        {
+            if (added.count(s->identifier()) == 0)
+            {
+                added.insert(s->identifier());
+                list.push_back(new SgVarRefExp(s));
+            }
+        }
+
+        func->insertStmtAfter(*new SgStatement(ACC_DECLARE_DIR, NULL, NULL, makeExprList(list)), *func);
+    }
+}
+
 void insertDvmhRegions(SgProject& project, int files, const vector<ParallelRegion*>& parallelRegions,
                        map<string, vector<FuncInfo*>>& allFuncInfo,
                        map<string, vector<LoopGraph*>> loopGraph,
@@ -1552,6 +1613,8 @@ void insertDvmhRegions(SgProject& project, int files, const vector<ParallelRegio
         inserters[k]->createInterfaceBlockForParallelFunctions(false);
     }
 
+    insertDeclare(usedArraysInRegions, usedWriteArraysInRegions, arrayLinksByFuncCalls);
+
     for (auto& regionInserter : inserters)
     {
         regionInserter->updateUsedArrays(usedArraysInRegions, usedWriteArraysInRegions);
diff --git a/sapfor/experts/Sapfor_2017/_src/Utils/version.h b/sapfor/experts/Sapfor_2017/_src/Utils/version.h
index bcf1ed3..2a5461c 100644
--- a/sapfor/experts/Sapfor_2017/_src/Utils/version.h
+++ b/sapfor/experts/Sapfor_2017/_src/Utils/version.h
@@ -1,3 +1,3 @@
 #pragma once
 
-#define VERSION_SPF "2379"
+#define VERSION_SPF "2380"