4 files changed, 29 insertions, 9 deletions
diff --git a/meowpp/meow/bases/pointers.h b/meowpp/meow/bases/pointers.h
index 9305bcf..59a676a 100644
--- a/meowpp/meow/bases/pointers.h
+++ b/meowpp/meow/bases/pointers.h
@@ -13,6 +13,7 @@
 #include <cstdint>
 #include <cstdlib>
 
+#include <meow/syntax.h>
 #include <meow/bases/object.h>
 #include <meow/debug/assert.h>
 #include <meow/alloc.h>
@@ -164,6 +165,7 @@ class PointerTypesShareCounter {
   size_t* counter_;
 
  public:
+  PointerTypesShareCounter();
   friend size_t* GetPointerCounter(PointerTypesShareCounter const* ptr);
 };
 
@@ -171,6 +173,10 @@ size_t* GetPointerCounter(PointerTypesShareCounter const* ptr) {
   return ptr->counter_;
 }
 
+inline PointerTypesShareCounter::PointerTypesShareCounter() {
+  MEOW_SUPPRESS_UNUSED_WARNING(GetPointerCounter);
+}
+
 }
 
 
@@ -477,6 +483,8 @@ class EntryPointerBase : public Object {
    * @brief Copies from another EntryPointerBase.
    */
   virtual void CopyFrom(EntryPointerBase const *) = 0;
+  
+  using Object::CopyFrom;
 
   /*!
    * @brief Creates and returns a copy of itself.
@@ -548,7 +556,6 @@ class NormalEntryPointer :
     counter_ = NewEntry<size_t>(1);
   }
  public:
-  struct CREATE_OBJ {};
 
   /*!
    * @brief Points to NULL
@@ -578,7 +585,7 @@ class NormalEntryPointer :
    * @param [in] args Arguments for the constructor of the Type.
    */
   template<typename... Args>
-  NormalEntryPointer(CREATE_OBJ, Args... args) :
+  NormalEntryPointer(size_t, Args... args) :
       NormalEntryPointer(NewEntry<Type>(args...)) {}
 
 
@@ -622,12 +629,17 @@ class EntryPointerTypesShareImpl {
 
  public:
   friend Object* GetEntryPointerImpl(EntryPointerTypesShareImpl const* ptr);
+  EntryPointerTypesShareImpl();
 };
 
 Object* GetEntryPointerImpl(EntryPointerTypesShareImpl const* ptr) {
   return ptr->impl_;
 }
 
+inline EntryPointerTypesShareImpl::EntryPointerTypesShareImpl() {
+  MEOW_SUPPRESS_UNUSED_WARNING(GetEntryPointerImpl);
+}
+
 }
 
 
@@ -672,8 +684,7 @@ class EntryPointer : public Object, public EntryPointerTypesShareImpl {
   EntryPointer(size_t n, Args... args) {
     set_impl_(
         dynamic_cast<EntryPointerBase<Type>*>(
-          NewEntry<NormalEntryPointer<Type>>(
-              typename NormalEntryPointer<Type>::CREATE_OBJ(), args...)));
+          NewEntry<NormalEntryPointer<Type>>(0, args...)));
   }
 
   /*!
@@ -795,8 +806,12 @@ class EntryPointer : public Object, public EntryPointerTypesShareImpl {
    * @param [in] t Another pointer.
    */
   EntryPointer& CopyFrom(EntryPointer const & t) {
-    DeleteEntry(get_impl_());
-    set_impl_(t.get_impl_()->Copy());
+    if (is_entry_of_array() == t.is_entry_of_array()) {
+      get_impl_()->CopyFrom(t.get_impl_());
+    } else {
+      DeleteEntry(get_impl_());
+      set_impl_(t.get_impl_()->Copy());
+    }
     return *this;
   }
 
diff --git a/meowpp/meow/syntax.h b/meowpp/meow/syntax.h
index f1b1424..ec23ae6 100644
--- a/meowpp/meow/syntax.h
+++ b/meowpp/meow/syntax.h
@@ -32,9 +32,14 @@
                     for (__VA_ARGS__; with_flag__##__LINE__; \
                          with_flag__##__LINE__ = false)
 
-/**
+/*!
  * @brief Python style keyword pass for empty block.
  */
 #define pass
 
+/*!
+ * @brief Prevent some warning.
+ */
+#define MEOW_SUPPRESS_UNUSED_WARNING(x) (void)(x)
+
 #endif  // __MEOW_SYNTAX_H__
diff --git a/meowpp/meow/threading/lockers.h b/meowpp/meow/threading/lockers.h
index fe06222..a6360b2 100644
--- a/meowpp/meow/threading/lockers.h
+++ b/meowpp/meow/threading/lockers.h
@@ -5,7 +5,7 @@
  * @author cathook
  */
 #ifndef __MEOW_THREADING_LOCKERS_H__
-#define __MEOW_THREADING_LOCKES_H__
+#define __MEOW_THREADING_LOCKERS_H__
 
 #include <meow/bases/object.h>
 #include <meow/bases/state.h>
diff --git a/meowpp/test.py b/meowpp/test.py
index 40de33c..cbb7b8d 100755
--- a/meowpp/test.py
+++ b/meowpp/test.py
@@ -17,7 +17,7 @@ JOIN_TIMEOUT = 1
 
 class Default(object):
     COMPILER = 'g++'
-    COMPILE_ARGS = '-g -Wall -Werror -std=c++11 -pedantic -pthread'
+    COMPILE_ARGS = '-g -Wall -Werror -std=c++11 -pedantic -pthread -lstdc++'
     PROJ_PATH = os.getcwd()
     TEST_PATH = os.getcwd()
     TIME_LIMIT = 30