bug fix

include/pvfmm/mem_mgr.hpp

@@ -242,7 +242,7 @@ template <class ValueType, Long DIM> class StaticArray : public Iterator<ValueTy
   StaticArray(std::initializer_list<ValueType> arr_) : StaticArray() {
     // static_assert(arr_.size() <= DIM, "too many initializer values"); // allowed in C++14
     PVFMM_ASSERT_MSG(arr_.size() <= DIM, "too many initializer values");
-    for (Long i = 0; i < DIM; i++) arr[i] = arr_.begin()[i];
+    for (Long i = 0; i < arr_.size(); i++) arr[i] = arr_.begin()[i];
   }
 
  private: