diff --git a/containers_cpp/include/embb/containers/internal/object_pool-inl.h b/containers_cpp/include/embb/containers/internal/object_pool-inl.h
index a8f5e3a..bdc758a 100644
--- a/containers_cpp/include/embb/containers/internal/object_pool-inl.h
+++ b/containers_cpp/include/embb/containers/internal/object_pool-inl.h
@@ -49,7 +49,7 @@ ReturningTrueIterator::operator++() {
 template<class T, typename ValuePool, class ObjectAllocator>
 typename ObjectPool<T, ValuePool, ObjectAllocator>::
 ReturningTrueIterator::self_type ObjectPool<T, ValuePool, ObjectAllocator>::
-ReturningTrueIterator::operator++(int junk) {
+ReturningTrueIterator::operator++(int) {
   count_value++;
   return *this;
 }
diff --git a/containers_cpp/include/embb/containers/object_pool.h b/containers_cpp/include/embb/containers/object_pool.h
index b4e4b13..756bdda 100644
--- a/containers_cpp/include/embb/containers/object_pool.h
+++ b/containers_cpp/include/embb/containers/object_pool.h
@@ -94,7 +94,7 @@ class ObjectPool {
     typedef int difference_type;
     explicit ReturningTrueIterator(size_t count_value);
     self_type operator++();
-    self_type operator++(int junk);
+    self_type operator++(int);
     reference operator*();
     pointer operator->();
     bool operator==(const self_type& rhs);
diff --git a/containers_cpp/test/object_pool_test.h b/containers_cpp/test/object_pool_test.h
index 58df808..9902888 100644
--- a/containers_cpp/test/object_pool_test.h
+++ b/containers_cpp/test/object_pool_test.h
@@ -36,9 +36,6 @@ namespace containers {
 namespace test {
 class ObjectPoolTestStruct {
  private:
-  int a;
-  int b;
-  int c[40];
   int thread_id;
  public:
   explicit ObjectPoolTestStruct(int thread_id);