diff --git a/include/etl/callback_timer.h b/include/etl/callback_timer.h
index 7771e880..0e2c43a0 100644
--- a/include/etl/callback_timer.h
+++ b/include/etl/callback_timer.h
@@ -30,7 +30,6 @@ SOFTWARE.
 #define ETL_CALLBACK_TIMER_INCLUDED
 
 #include <stdint.h>
-#include <new>
 
 #include "platform.h"
 #include "algorithm.h"
@@ -40,6 +39,7 @@ SOFTWARE.
 #include "timer.h"
 #include "atomic.h"
 #include "error_handler.h"
+#include "placement_new.h"
 
 #if ETL_CPP11_SUPPORTED
   #include "delegate.h"
diff --git a/include/etl/deque.h b/include/etl/deque.h
index 75f8d4af..72bf84ef 100644
--- a/include/etl/deque.h
+++ b/include/etl/deque.h
@@ -34,14 +34,10 @@ SOFTWARE.
 #include <stddef.h>
 #include <stdint.h>
 
-#include <new>
-
 #include "platform.h"
-
 #include "algorithm.h"
 #include "iterator.h"
 #include "utility.h"
-
 #include "container.h"
 #include "memory.h"
 #include "exception.h"
@@ -50,6 +46,7 @@ SOFTWARE.
 #include "algorithm.h"
 #include "type_traits.h"
 #include "iterator.h"
+#include "placement_new.h"
 
 #if ETL_CPP11_SUPPORTED && ETL_NOT_USING_STLPORT && ETL_USING_STL
   #include <initializer_list>
diff --git a/include/etl/experimental/variant_new.h b/include/etl/experimental/variant_new.h
index 503aa98d..160969ac 100644
--- a/include/etl/experimental/variant_new.h
+++ b/include/etl/experimental/variant_new.h
@@ -33,7 +33,7 @@ SOFTWARE.
 
 #include <stdint.h>
 
-#include <new>
+#include "private/new.h"
 
 #include "platform.h"
 #include "utility.h"
diff --git a/include/etl/flat_map.h b/include/etl/flat_map.h
index b5960133..b6168d89 100644
--- a/include/etl/flat_map.h
+++ b/include/etl/flat_map.h
@@ -31,11 +31,10 @@ SOFTWARE.
 #ifndef ETL_FLAT_MAP_INCLUDED
 #define ETL_FLAT_MAP_INCLUDED
 
-#include <new>
-
 #include "platform.h"
 #include "reference_flat_map.h"
 #include "pool.h"
+#include "placement_new.h"
 
 #if ETL_CPP11_SUPPORTED && ETL_NOT_USING_STLPORT && ETL_USING_STL
   #include <initializer_list>
diff --git a/include/etl/flat_multimap.h b/include/etl/flat_multimap.h
index e163ec67..6df8143b 100644
--- a/include/etl/flat_multimap.h
+++ b/include/etl/flat_multimap.h
@@ -31,12 +31,11 @@ SOFTWARE.
 #ifndef ETL_FLAT_MULTMAP_INCLUDED
 #define ETL_FLAT_MULTMAP_INCLUDED
 
-#include <new>
-
 #include "platform.h"
 #include "reference_flat_multimap.h"
 #include "pool.h"
 #include "utility.h"
+#include "placement_new.h"
 
 #if ETL_CPP11_SUPPORTED && ETL_NOT_USING_STLPORT && ETL_USING_STL
   #include <initializer_list>
diff --git a/include/etl/flat_multiset.h b/include/etl/flat_multiset.h
index 2e3ce7ae..496cf843 100644
--- a/include/etl/flat_multiset.h
+++ b/include/etl/flat_multiset.h
@@ -34,6 +34,7 @@ SOFTWARE.
 #include "platform.h"
 #include "reference_flat_multiset.h"
 #include "pool.h"
+#include "placement_new.h"
 
 #if ETL_CPP11_SUPPORTED && ETL_NOT_USING_STLPORT && ETL_USING_STL
   #include <initializer_list>
diff --git a/include/etl/flat_set.h b/include/etl/flat_set.h
index baa19791..c4d5c7c9 100644
--- a/include/etl/flat_set.h
+++ b/include/etl/flat_set.h
@@ -31,11 +31,10 @@ SOFTWARE.
 #ifndef ETL_FLAT_SET_INCLUDED
 #define ETL_FLAT_SET_INCLUDED
 
-#include <new>
-
 #include "platform.h"
 #include "reference_flat_set.h"
 #include "pool.h"
+#include "placement_new.h"
 
 #if ETL_CPP11_SUPPORTED && ETL_NOT_USING_STLPORT && ETL_USING_STL
   #include <initializer_list>
diff --git a/include/etl/forward_list.h b/include/etl/forward_list.h
index f1f25eb4..a870aba6 100644
--- a/include/etl/forward_list.h
+++ b/include/etl/forward_list.h
@@ -33,15 +33,11 @@ SOFTWARE.
 
 #include <stddef.h>
 
-#include <new>
-
 #include "platform.h"
-
 #include "algorithm.h"
 #include "iterator.h"
 #include "functional.h"
 #include "utility.h"
-
 #include "pool.h"
 #include "container.h"
 #include "exception.h"
@@ -52,6 +48,7 @@ SOFTWARE.
 #include "memory.h"
 #include "iterator.h"
 #include "static_assert.h"
+#include "placement_new.h"
 
 #if ETL_CPP11_SUPPORTED && ETL_NOT_USING_STLPORT && ETL_USING_STL
   #include <initializer_list>
diff --git a/include/etl/fsm.h b/include/etl/fsm.h
index e97f541a..15bb636e 100644
--- a/include/etl/fsm.h
+++ b/include/etl/fsm.h
@@ -235,7 +235,7 @@ namespace etl
     template <typename TSize>
     void set_states(etl::ifsm_state** p_states, TSize size)
     {
-      state_list       = p_states;
+      state_list = p_states;
       number_of_states = etl::fsm_state_id_t(size);
 
       ETL_ASSERT(number_of_states > 0, ETL_ERROR(etl::fsm_state_list_exception));
@@ -281,7 +281,7 @@ namespace etl
     //*******************************************
     /// Top level message handler for the FSM.
     //*******************************************
-    void receive(const etl::imessage& message)
+    void receive(const etl::imessage& message) ETL_OVERRIDE
     {
       static etl::null_message_router nmr;
       receive(nmr, message);
@@ -290,7 +290,7 @@ namespace etl
     //*******************************************
     /// Top level message handler for the FSM.
     //*******************************************
-    void receive(imessage_router& source, etl::message_router_id_t destination_router_id, const etl::imessage& message)
+    void receive(imessage_router& source, etl::message_router_id_t destination_router_id, const etl::imessage& message) ETL_OVERRIDE
     {
       if ((destination_router_id == get_message_router_id()) || (destination_router_id == imessage_router::ALL_MESSAGE_ROUTERS))
       {
@@ -301,7 +301,7 @@ namespace etl
     //*******************************************
     /// Top level message handler for the FSM.
     //*******************************************
-    void receive(etl::imessage_router& source, const etl::imessage& message)
+    void receive(etl::imessage_router& source, const etl::imessage& message) ETL_OVERRIDE
     {
         etl::fsm_state_id_t next_state_id = p_state->process_event(source, message);
         ETL_ASSERT(next_state_id < number_of_states, ETL_ERROR(etl::fsm_state_id_exception));
@@ -331,7 +331,7 @@ namespace etl
     /// Does this FSM accept the message id?
     /// Yes, it accepts everything!
     //*******************************************
-    bool accepts(etl::message_id_t) const
+    bool accepts(etl::message_id_t) const ETL_OVERRIDE
     {
       return true;
     }
diff --git a/include/etl/generators/fsm_generator.h b/include/etl/generators/fsm_generator.h
index 8e5eeff8..7aa987b9 100644
--- a/include/etl/generators/fsm_generator.h
+++ b/include/etl/generators/fsm_generator.h
@@ -293,7 +293,7 @@ namespace etl
     //*******************************************
     /// Top level message handler for the FSM.
     //*******************************************
-    void receive(const etl::imessage& message)
+    void receive(const etl::imessage& message) ETL_OVERRIDE
     {
       static etl::null_message_router nmr;
       receive(nmr, message);
@@ -302,7 +302,7 @@ namespace etl
     //*******************************************
     /// Top level message handler for the FSM.
     //*******************************************
-    void receive(imessage_router& source, etl::message_router_id_t destination_router_id, const etl::imessage& message)
+    void receive(imessage_router& source, etl::message_router_id_t destination_router_id, const etl::imessage& message) ETL_OVERRIDE
     {
       if ((destination_router_id == get_message_router_id()) || (destination_router_id == imessage_router::ALL_MESSAGE_ROUTERS))
       {
@@ -313,7 +313,7 @@ namespace etl
     //*******************************************
     /// Top level message handler for the FSM.
     //*******************************************
-    void receive(etl::imessage_router& source, const etl::imessage& message)
+    void receive(etl::imessage_router& source, const etl::imessage& message) ETL_OVERRIDE
     {
         etl::fsm_state_id_t next_state_id = p_state->process_event(source, message);
         ETL_ASSERT(next_state_id < number_of_states, ETL_ERROR(etl::fsm_state_id_exception));
@@ -343,7 +343,7 @@ namespace etl
     /// Does this FSM accept the message id?
     /// Yes, it accepts everything!
     //*******************************************
-    bool accepts(etl::message_id_t) const
+    bool accepts(etl::message_id_t) const ETL_OVERRIDE
     {
       return true;
     }
diff --git a/include/etl/generators/largest_generator.h b/include/etl/generators/largest_generator.h
index dfd05dd7..c95a7d5e 100644
--- a/include/etl/generators/largest_generator.h
+++ b/include/etl/generators/largest_generator.h
@@ -121,6 +121,17 @@ namespace etl
       size = etl::size_of<type>::value
     };
   };
+
+#if ETL_CPP14_SUPPORTED
+  template <typename... T>
+  using largest_type_t = typename largest_type<T...>::type;
+#endif
+
+#if ETL_CPP17_SUPPORTED
+  template <typename... T>
+  constexpr size_t largest_type_v = largest_type<T...>::size;
+#endif
+
 #else
   /*[[[cog
   import cog
@@ -225,6 +236,12 @@ namespace etl
       value = etl::alignment_of<type>::value
     };
   };
+
+#if ETL_CPP17_SUPPORTED
+  template <typename... T>
+  inline constexpr size_t largest_alignment_v = largest_alignment<T...>::value;
+#endif
+
 #else
   /*[[[cog
   import cog
@@ -302,6 +319,11 @@ namespace etl
     typedef typename etl::smallest_int_for_bits<etl::integral_limits<typename etl::make_signed<T>::type>::bits + 1>::type type;
   };
 
+#if ETL_CPP14_SUPPORTED
+  template <typename T>
+  using larger_int_type_t = typename larger_int_type<T>::type;
+#endif
+
   //***************************************************************************
   /// Defines a type that is as larger or larger than the specified type.
   /// Will return the specified type is there is not a larger type.
@@ -315,6 +337,11 @@ namespace etl
     typedef typename etl::smallest_uint_for_bits<etl::integral_limits<typename etl::make_unsigned<T>::type>::bits + 1>::type type;
   };
 
+#if ETL_CPP14_SUPPORTED
+  template <typename T>
+  using larger_uint_type_t = typename larger_uint_type<T>::type;
+#endif
+
   //***************************************************************************
   /// Defines a type that is as larger or larger than the specified type.
   /// Will return the specified type is there is not a larger type.
@@ -340,6 +367,11 @@ namespace etl
     typedef typename etl::smallest_int_for_bits<etl::integral_limits<T>::bits + 1>::type type;
   };
 
+#if ETL_CPP14_SUPPORTED
+  template <typename T>
+  using larger_type_t = typename larger_type<T>::type;
+#endif
+
 #if ETL_CPP11_SUPPORTED && !defined(ETL_LARGEST_FORCE_CPP03)
   //***************************************************************************
   /// Template to determine the largest type, size and alignment.
@@ -357,6 +389,12 @@ namespace etl
       alignment = etl::largest_alignment<T...>::value
     };
   };
+
+#if ETL_CPP14_SUPPORTED
+    template <typename... T>
+    using largest_t = typename largest<T...>::type;
+#endif
+
 #else
   /*[[[cog
   import cog
diff --git a/include/etl/generators/message_router_generator.h b/include/etl/generators/message_router_generator.h
index 23eac2b2..aa4b208b 100644
--- a/include/etl/generators/message_router_generator.h
+++ b/include/etl/generators/message_router_generator.h
@@ -64,7 +64,6 @@ cog.outl("//********************************************************************
 #define ETL_MESSAGE_ROUTER_INCLUDED
 
 #include <stdint.h>
-#include <new>
 
 #include "platform.h"
 #include "message.h"
@@ -75,6 +74,7 @@ cog.outl("//********************************************************************
 #include "exception.h"
 #include "largest.h"
 #include "nullptr.h"
+#include "placement_new.h"
 
 #undef ETL_FILE
 #define ETL_FILE "35"
diff --git a/include/etl/generators/smallest_generator.h b/include/etl/generators/smallest_generator.h
index 6290b65d..71b62846 100644
--- a/include/etl/generators/smallest_generator.h
+++ b/include/etl/generators/smallest_generator.h
@@ -121,6 +121,17 @@ namespace etl
       size = etl::size_of<type>::value
     };
   };
+
+#if ETL_CPP14_SUPPORTED
+  template <typename... T>
+  using smallest_type_t = typename smallest_type<T...>::type;
+#endif
+
+#if ETL_CPP17_SUPPORTED
+  template <typename... T>
+  constexpr size_t smallest_type_v = smallest_type<T...>::size;
+#endif
+
 #else
   /*[[[cog
   import cog
@@ -303,7 +314,7 @@ namespace etl
   /// Defines 'type' which is the type of the smallest unsigned integer.
   ///\ingroup smallest
   //***************************************************************************
-  template <const size_t NBITS>
+  template <size_t NBITS>
   struct smallest_uint_for_bits
   {
   private:
@@ -318,13 +329,18 @@ namespace etl
     typedef typename private_smallest::best_fit_uint_type<TYPE_INDEX>::type type;
   };
 
+#if ETL_CPP14_SUPPORTED
+  template <size_t NBITS>
+  using smallest_uint_for_bits_t = typename smallest_uint_for_bits<NBITS>::type;
+#endif
+
   //***************************************************************************
   /// Template to determine the smallest signed int type that can contain a
   /// value with the specified number of bits.
   /// Defines 'type' which is the type of the smallest signed integer.
   ///\ingroup smallest
   //***************************************************************************
-  template <const size_t NBITS>
+  template <size_t NBITS>
   struct smallest_int_for_bits
   {
   private:
@@ -339,13 +355,18 @@ namespace etl
     typedef typename private_smallest::best_fit_int_type<TYPE_INDEX>::type type;
   };
 
+#if ETL_CPP14_SUPPORTED
+  template <size_t NBITS>
+  using smallest_int_for_bits_t = typename smallest_int_for_bits<NBITS>::type;
+#endif
+
   //***************************************************************************
   /// Template to determine the smallest unsigned int type that can contain the
   /// specified unsigned value.
   /// Defines 'type' which is the type of the smallest unsigned integer.
   ///\ingroup smallest
   //***************************************************************************
-  template <const uintmax_t VALUE>
+  template <uintmax_t VALUE>
   struct smallest_uint_for_value
   {
   private:
@@ -360,6 +381,11 @@ namespace etl
     typedef typename private_smallest::best_fit_uint_type<TYPE_INDEX>::type type;
   };
 
+#if ETL_CPP14_SUPPORTED
+  template <uintmax_t VALUE>
+  using smallest_uint_for_value_t = typename smallest_uint_for_value<VALUE>::type;
+#endif
+
   //***************************************************************************
   /// Template to determine the smallest int type that can contain the
   /// specified signed value.
@@ -372,14 +398,19 @@ namespace etl
   private:
 
     // Determines the index of the best signed type for the required value.
-    static const int TYPE_INDEX = (((VALUE > INT_LEAST8_MAX)  || (VALUE < INT_LEAST8_MIN))  ? 1 : 0) +
-                                  (((VALUE > INT16_MAX) || (VALUE < INT16_MIN)) ? 1 : 0) +
-                                  (((VALUE > INT32_MAX) || (VALUE < INT32_MIN)) ? 1 : 0);
+    static const int TYPE_INDEX = (((VALUE > intmax_t(INT_LEAST8_MAX)) || (VALUE < intmax_t(INT_LEAST8_MIN))) ? 1 : 0) +
+                                  (((VALUE > intmax_t(INT16_MAX))      || (VALUE < intmax_t(INT16_MIN))) ? 1 : 0) +
+                                  (((VALUE > intmax_t(INT32_MAX))      || (VALUE < intmax_t(INT32_MIN))) ? 1 : 0);
 
   public:
 
     typedef typename private_smallest::best_fit_int_type<TYPE_INDEX>::type type;
   };
+
+#if ETL_CPP14_SUPPORTED
+  template <intmax_t VALUE>
+  using smallest_int_for_value_t = typename smallest_int_for_value<VALUE>::type;
+#endif
 }
 
 #endif
diff --git a/include/etl/generators/type_lookup_generator.h b/include/etl/generators/type_lookup_generator.h
index 845d2816..a16564d3 100644
--- a/include/etl/generators/type_lookup_generator.h
+++ b/include/etl/generators/type_lookup_generator.h
@@ -129,8 +129,10 @@ namespace etl
       static_assert(!(etl::is_same<nulltype, type>::value), "Invalid id");
     };
 
+#if ETL_CPP14_SUPPORTED
     template <int ID>
     using type_from_id_t = typename type_from_id<ID>::type;
+#endif
 
   private:
 
@@ -165,7 +167,7 @@ namespace etl
 
 #if ETL_CPP17_SUPPORTED
     template <typename T>
-    static constexpr size_t id_from_type_v = id_from_type<T, TTypes...>::value;
+    static constexpr size_t id_from_type_v = id_from_type<T>::value;
 #endif
 
     //************************************
@@ -223,9 +225,11 @@ namespace etl
       static_assert(!etl::is_same<type, nulltype>::value, "Type match not found");
     };
 
+#if ETL_CPP14_SUPPORTED
     // Template alias.
     template <typename T>
-    using TypeFromType_t = typename type_from_type<T>::type;
+    using type_from_type_t = typename type_from_type<T>::type;
+#endif
   };
 
 #else
diff --git a/include/etl/generators/type_select_generator.h b/include/etl/generators/type_select_generator.h
index 17dd4a00..4add070c 100644
--- a/include/etl/generators/type_select_generator.h
+++ b/include/etl/generators/type_select_generator.h
@@ -73,8 +73,8 @@ namespace etl
     struct type_select_helper
     {
       using type = typename etl::conditional<ID == N,
-        T1,
-        typename type_select_helper<ID, N + 1, TRest...>::type>::type;
+                                             T1,
+                                             typename type_select_helper<ID, N + 1, TRest...>::type>::type;
     };
 
     //***********************************
@@ -94,8 +94,10 @@ namespace etl
       using type = typename type_select_helper<ID, 0, TTypes...>::type;
     };
 
+#if ETL_CPP14_SUPPORTED
     template <size_t ID>
     using select_t = typename select<ID>::type;
+#endif
   };
 
 #else
diff --git a/include/etl/generators/type_traits_generator.h b/include/etl/generators/type_traits_generator.h
index 200e267a..6377889a 100644
--- a/include/etl/generators/type_traits_generator.h
+++ b/include/etl/generators/type_traits_generator.h
@@ -1088,7 +1088,13 @@ namespace etl
   inline constexpr bool is_pod_v = std::is_standard_layout_v<T> && std::is_trivial_v<T>;
 #endif
 
-#if !defined(ARDUINO) && ETL_NOT_USING_STLPORT && !(defined(ETL_COMPILER_GCC) && ETL_COMPILER_VERSION < 5)
+#if defined(ETL_COMPILER_GCC)
+  #if ETL_COMPILER_VERSION >= 5
+    #define ETL_GCC_V5_TYPE_TRAITS_SUPPORTED
+  #endif
+#endif
+
+#if !defined(ARDUINO) && ETL_NOT_USING_STLPORT && defined(ETL_GCC_V5_TYPE_TRAITS_SUPPORTED)
   //***************************************************************************
   /// is_trivially_constructible
   ///\ingroup type_traits
diff --git a/include/etl/list.h b/include/etl/list.h
index d8cb152e..7c472738 100644
--- a/include/etl/list.h
+++ b/include/etl/list.h
@@ -33,14 +33,10 @@ SOFTWARE.
 
 #include <stddef.h>
 
-#include <new>
-
 #include "platform.h"
-
 #include "algorithm.h"
 #include "iterator.h"
 #include "functional.h"
-
 #include "container.h"
 #include "pool.h"
 #include "exception.h"
@@ -52,6 +48,7 @@ SOFTWARE.
 #include "memory.h"
 #include "iterator.h"
 #include "static_assert.h"
+#include "placement_new.h"
 
 #if ETL_CPP11_SUPPORTED && ETL_NOT_USING_STLPORT && ETL_USING_STL
   #include <initializer_list>
diff --git a/include/etl/map.h b/include/etl/map.h
index 0efc2ef6..49663818 100755
--- a/include/etl/map.h
+++ b/include/etl/map.h
@@ -33,14 +33,10 @@ SOFTWARE.
 
 #include <stddef.h>
 
-#include <new>
-
 #include "platform.h"
-
 #include "algorithm.h"
 #include "iterator.h"
 #include "functional.h"
-
 #include "container.h"
 #include "pool.h"
 #include "exception.h"
@@ -51,6 +47,7 @@ SOFTWARE.
 #include "parameter_type.h"
 #include "iterator.h"
 #include "utility.h"
+#include "placement_new.h"
 
 #if ETL_CPP11_SUPPORTED && ETL_NOT_USING_STLPORT && ETL_USING_STL
   #include <initializer_list>
diff --git a/include/etl/memory.h b/include/etl/memory.h
index 3c9f576c..474cd449 100644
--- a/include/etl/memory.h
+++ b/include/etl/memory.h
@@ -38,13 +38,11 @@ SOFTWARE.
 #include "utility.h"
 #include "nullptr.h"
 #include "alignment.h"
+#include "placement_new.h"
 
 #include <assert.h>
-
 #include <string.h>
 
-#include <new>
-
 #if ETL_USING_STL
   #include <memory>
 #endif
diff --git a/include/etl/message_router.h b/include/etl/message_router.h
index 1f981d0e..c5b7ec1e 100644
--- a/include/etl/message_router.h
+++ b/include/etl/message_router.h
@@ -52,7 +52,6 @@ SOFTWARE.
 #define ETL_MESSAGE_ROUTER_INCLUDED
 
 #include <stdint.h>
-#include <new>
 
 #include "platform.h"
 #include "message.h"
@@ -63,6 +62,7 @@ SOFTWARE.
 #include "exception.h"
 #include "largest.h"
 #include "nullptr.h"
+#include "placement_new.h"
 
 #undef ETL_FILE
 #define ETL_FILE "35"
diff --git a/include/etl/multimap.h b/include/etl/multimap.h
index 1cde7318..81e323db 100644
--- a/include/etl/multimap.h
+++ b/include/etl/multimap.h
@@ -33,14 +33,10 @@ SOFTWARE.
 
 #include <stddef.h>
 
-#include <new>
-
 #include "platform.h"
-
 #include "algorithm.h"
 #include "iterator.h"
 #include "functional.h"
-
 #include "container.h"
 #include "pool.h"
 #include "exception.h"
@@ -51,6 +47,7 @@ SOFTWARE.
 #include "parameter_type.h"
 #include "iterator.h"
 #include "utility.h"
+#include "placement_new.h"
 
 #if ETL_CPP11_SUPPORTED && ETL_NOT_USING_STLPORT && ETL_USING_STL
   #include <initializer_list>
diff --git a/include/etl/multiset.h b/include/etl/multiset.h
index dd950be1..16b9d7cc 100644
--- a/include/etl/multiset.h
+++ b/include/etl/multiset.h
@@ -33,14 +33,10 @@ SOFTWARE.
 
 #include <stddef.h>
 
-#include <new>
-
 #include "platform.h"
-
 #include "algorithm.h"
 #include "iterator.h"
 #include "functional.h"
-
 #include "parameter_type.h"
 #include "container.h"
 #include "pool.h"
@@ -50,6 +46,7 @@ SOFTWARE.
 #include "nullptr.h"
 #include "type_traits.h"
 #include "utility.h"
+#include "placement_new.h"
 
 #if ETL_CPP11_SUPPORTED && ETL_NOT_USING_STLPORT && ETL_USING_STL
   #include <initializer_list>
diff --git a/include/etl/optional.h b/include/etl/optional.h
index 25b4af0a..5ea0cd7b 100644
--- a/include/etl/optional.h
+++ b/include/etl/optional.h
@@ -31,15 +31,13 @@ SOFTWARE.
 #ifndef ETL_OPTIONAL_INCLUDED
 #define ETL_OPTIONAL_INCLUDED
 
-#include <new>
-
 #include "platform.h"
 #include "alignment.h"
 #include "type_traits.h"
 #include "exception.h"
 #include "error_handler.h"
-
 #include "utility.h"
+#include "placement_new.h"
 
 namespace etl
 {
diff --git a/include/etl/packet.h b/include/etl/packet.h
index fbaf046b..5802ec35 100644
--- a/include/etl/packet.h
+++ b/include/etl/packet.h
@@ -31,12 +31,11 @@ SOFTWARE.
 #ifndef ETL_PACKET_INCLUDED
 #define ETL_PACKET_INCLUDED
 
-#include <new>
-
 #include "platform.h"
 #include "static_assert.h"
 #include "alignment.h"
 #include "utility.h"
+#include "placement_new.h"
 
 #undef ETL_FILE
 #define ETL_FILE "38"
diff --git a/include/etl/placement_new.h b/include/etl/placement_new.h
new file mode 100644
index 00000000..15f5533f
--- /dev/null
+++ b/include/etl/placement_new.h
@@ -0,0 +1,48 @@
+///\file
+
+/******************************************************************************
+The MIT License(MIT)
+
+Embedded Template Library.
+https://github.com/ETLCPP/etl
+https://www.etlcpp.com
+
+Copyright(c) 2019 jwellbelove
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files(the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and / or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions :
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+******************************************************************************/
+
+#ifndef ETL_NEW_INCLUDED
+#define ETL_NEW_INCLUDED
+///\ingroup private
+
+#include "platform.h"
+
+#if ETL_USING_STD_NEW
+  #include <new>
+#else
+// Define placement new if no new header is available
+inline void* operator new(size_t, void* p) { return p; }
+inline void* operator new[](size_t, void* p) { return p; }
+
+inline void operator delete(void*, void*) ETL_NOEXCEPT {}
+inline void operator delete[](void*, void*) ETL_NOEXCEPT {}
+#endif
+
+#endif
diff --git a/include/etl/platform.h b/include/etl/platform.h
index ac20d4a8..3912aa68 100644
--- a/include/etl/platform.h
+++ b/include/etl/platform.h
@@ -102,6 +102,17 @@ SOFTWARE.
 // See if we can determine the OS we're compiling on, if haven't already done so in etl_profile.h
 #include "profiles/determine_development_os.h"
 
+// Figure out if we can use the standard library <new> header, if haven't already done so in etl_profile.h
+#if !defined(ETL_USING_STD_NEW)
+  #if defined(__has_include)
+    #define ETL_USING_STD_NEW __has_include(<new>)
+  #elif ETL_NOT_USING_STL || (defined(ARDUINO) && defined(__AVR__))
+    #define ETL_USING_STD_NEW 0
+  #else
+    #define ETL_USING_STD_NEW 1
+  #endif
+#endif
+
 // Option to force string construction from a character pointer to be explicit.
 #if defined(ETL_FORCE_EXPLICIT_STRING_CONVERSION_FROM_CHAR)
   #define ETL_EXPLICIT_STRING_FROM_CHAR explicit
diff --git a/include/etl/pool.h b/include/etl/pool.h
index bb17bccb..5c7b83c1 100644
--- a/include/etl/pool.h
+++ b/include/etl/pool.h
@@ -32,9 +32,6 @@ SOFTWARE.
 #define ETL_POOL_INCLUDED
 
 #include "platform.h"
-
-#include <new>
-
 #include "algorithm.h"
 #include "iterator.h"
 #include "utility.h"
@@ -47,6 +44,7 @@ SOFTWARE.
 #include "alignment.h"
 #include "static_assert.h"
 #include "algorithm.h"
+#include "placement_new.h"
 
 #undef ETL_FILE
 #define ETL_FILE "11"
diff --git a/include/etl/queue.h b/include/etl/queue.h
index 64f8eaff..e2760418 100644
--- a/include/etl/queue.h
+++ b/include/etl/queue.h
@@ -34,8 +34,6 @@ SOFTWARE.
 #include <stddef.h>
 #include <stdint.h>
 
-#include <new>
-
 #include "platform.h"
 #include "container.h"
 #include "alignment.h"
@@ -48,6 +46,7 @@ SOFTWARE.
 #include "memory_model.h"
 #include "integral_limits.h"
 #include "utility.h"
+#include "placement_new.h"
 
 #undef ETL_FILE
 #define ETL_FILE "13"
diff --git a/include/etl/queue_mpmc_mutex.h b/include/etl/queue_mpmc_mutex.h
index 0270e716..5b422351 100644
--- a/include/etl/queue_mpmc_mutex.h
+++ b/include/etl/queue_mpmc_mutex.h
@@ -34,8 +34,6 @@ SOFTWARE.
 #include <stddef.h>
 #include <stdint.h>
 
-#include <new>
-
 #include "platform.h"
 #include "mutex.h"
 
@@ -46,6 +44,7 @@ SOFTWARE.
 #include "memory_model.h"
 #include "integral_limits.h"
 #include "utility.h"
+#include "placement_new.h"
 
 #undef ETL_FILE
 #define ETL_FILE "48"
diff --git a/include/etl/queue_spsc_atomic.h b/include/etl/queue_spsc_atomic.h
index 1aee3f28..7acbfa47 100644
--- a/include/etl/queue_spsc_atomic.h
+++ b/include/etl/queue_spsc_atomic.h
@@ -34,8 +34,6 @@ SOFTWARE.
 #include <stddef.h>
 #include <stdint.h>
 
-#include <new>
-
 #include "platform.h"
 #include "alignment.h"
 #include "parameter_type.h"
@@ -43,6 +41,7 @@ SOFTWARE.
 #include "memory_model.h"
 #include "integral_limits.h"
 #include "utility.h"
+#include "placement_new.h"
 
 #undef ETL_FILE
 #define ETL_FILE "47"
diff --git a/include/etl/queue_spsc_isr.h b/include/etl/queue_spsc_isr.h
index 0679d433..6da073d5 100644
--- a/include/etl/queue_spsc_isr.h
+++ b/include/etl/queue_spsc_isr.h
@@ -34,14 +34,13 @@ SOFTWARE.
 #include <stddef.h>
 #include <stdint.h>
 
-#include <new>
-
 #include "platform.h"
 #include "alignment.h"
 #include "parameter_type.h"
 #include "memory_model.h"
 #include "integral_limits.h"
 #include "utility.h"
+#include "placement_new.h"
 
 #undef ETL_FILE
 #define ETL_FILE "46"
diff --git a/include/etl/queue_spsc_locked.h b/include/etl/queue_spsc_locked.h
index 43b48138..e4e4bdb1 100644
--- a/include/etl/queue_spsc_locked.h
+++ b/include/etl/queue_spsc_locked.h
@@ -34,8 +34,6 @@ SOFTWARE.
 #include <stddef.h>
 #include <stdint.h>
 
-#include <new>
-
 #include "platform.h"
 #include "alignment.h"
 #include "parameter_type.h"
@@ -43,6 +41,7 @@ SOFTWARE.
 #include "integral_limits.h"
 #include "function.h"
 #include "utility.h"
+#include "placement_new.h"
 
 #undef ETL_FILE
 #define ETL_FILE "54"
diff --git a/include/etl/set.h b/include/etl/set.h
index 63d3debc..f6e1699c 100755
--- a/include/etl/set.h
+++ b/include/etl/set.h
@@ -33,8 +33,6 @@ SOFTWARE.
 
 #include <stddef.h>
 
-#include <new>
-
 #include "platform.h"
 #include "container.h"
 #include "pool.h"
@@ -46,10 +44,10 @@ SOFTWARE.
 #include "parameter_type.h"
 #include "iterator.h"
 #include "utility.h"
-
 #include "algorithm.h"
 #include "iterator.h"
 #include "functional.h"
+#include "placement_new.h"
 
 #if ETL_CPP11_SUPPORTED && ETL_NOT_USING_STLPORT && ETL_USING_STL
   #include <initializer_list>
diff --git a/include/etl/smallest.h b/include/etl/smallest.h
index 540765e7..d6e23c2d 100644
--- a/include/etl/smallest.h
+++ b/include/etl/smallest.h
@@ -368,9 +368,9 @@ namespace etl
   private:
 
     // Determines the index of the best signed type for the required value.
-    static const int TYPE_INDEX = (((VALUE > intmax_t(INT_LEAST8_MAX))  || (VALUE < intmax_t(INT_LEAST8_MIN)))  ? 1 : 0) +
-                                  (((VALUE > intmax_t(INT16_MAX)) || (VALUE < intmax_t(INT16_MIN))) ? 1 : 0) +
-                                  (((VALUE > intmax_t(INT32_MAX)) || (VALUE < intmax_t(INT32_MIN))) ? 1 : 0);
+    static const int TYPE_INDEX = (((VALUE > intmax_t(INT_LEAST8_MAX)) || (VALUE < intmax_t(INT_LEAST8_MIN))) ? 1 : 0) +
+                                  (((VALUE > intmax_t(INT16_MAX))      || (VALUE < intmax_t(INT16_MIN))) ? 1 : 0) +
+                                  (((VALUE > intmax_t(INT32_MAX))      || (VALUE < intmax_t(INT32_MIN))) ? 1 : 0);
 
   public:
 
diff --git a/include/etl/stack.h b/include/etl/stack.h
index 8c57dbd5..cd80d921 100644
--- a/include/etl/stack.h
+++ b/include/etl/stack.h
@@ -34,8 +34,6 @@ SOFTWARE.
 #include <stddef.h>
 #include <stdint.h>
 
-#include <new>
-
 #include "platform.h"
 #include "algorithm.h"
 #include "utility.h"
@@ -46,6 +44,7 @@ SOFTWARE.
 #include "error_handler.h"
 #include "debug_count.h"
 #include "type_traits.h"
+#include "placement_new.h"
 
 #undef ETL_FILE
 #define ETL_FILE "15"
diff --git a/include/etl/type_traits.h b/include/etl/type_traits.h
index 69c56577..3112b967 100644
--- a/include/etl/type_traits.h
+++ b/include/etl/type_traits.h
@@ -758,7 +758,7 @@ namespace etl
   /// These require compiler specific intrinsics.
 #if ETL_CPP11_SUPPORTED && !defined(ETL_COMPILER_ARM5)
   template <typename T> struct alignment_of : integral_constant<size_t, alignof(T)> { };
-#elif ETL_COMPILER_MICROSOFT
+#elif defined(ETL_COMPILER_MICROSOFT)
   template <typename T> struct alignment_of : integral_constant<size_t, size_t(__alignof(T))> {};
 #elif defined(ETL_COMPILER_IAR) || defined(ETL_COMPILER_TI)
   template <typename T> struct alignment_of : integral_constant<size_t, size_t(__ALIGNOF__(T))> {};
diff --git a/include/etl/unordered_map.h b/include/etl/unordered_map.h
index 3d72a0ea..ad4ef776 100644
--- a/include/etl/unordered_map.h
+++ b/include/etl/unordered_map.h
@@ -33,8 +33,6 @@ SOFTWARE.
 
 #include <stddef.h>
 
-#include <new>
-
 #include "platform.h"
 #include "algorithm.h"
 #include "iterator.h"
@@ -53,6 +51,7 @@ SOFTWARE.
 #include "exception.h"
 #include "debug_count.h"
 #include "iterator.h"
+#include "placement_new.h"
 
 #if ETL_CPP11_SUPPORTED && ETL_NOT_USING_STLPORT && ETL_USING_STL
   #include <initializer_list>
diff --git a/include/etl/unordered_multimap.h b/include/etl/unordered_multimap.h
index e029593e..c7b5d63a 100644
--- a/include/etl/unordered_multimap.h
+++ b/include/etl/unordered_multimap.h
@@ -33,8 +33,6 @@ SOFTWARE.
 
 #include <stddef.h>
 
-#include <new>
-
 #include "platform.h"
 #include "algorithm.h"
 #include "iterator.h"
@@ -53,6 +51,7 @@ SOFTWARE.
 #include "exception.h"
 #include "debug_count.h"
 #include "iterator.h"
+#include "placement_new.h"
 
 #if ETL_CPP11_SUPPORTED && ETL_NOT_USING_STLPORT && ETL_USING_STL
   #include <initializer_list>
diff --git a/include/etl/unordered_multiset.h b/include/etl/unordered_multiset.h
index df7e5671..a36ed6bc 100644
--- a/include/etl/unordered_multiset.h
+++ b/include/etl/unordered_multiset.h
@@ -33,15 +33,11 @@ SOFTWARE.
 
 #include <stddef.h>
 
-#include <new>
-
 #include "platform.h"
-
 #include "algorithm.h"
 #include "iterator.h"
 #include "functional.h"
 #include "utility.h"
-
 #include "container.h"
 #include "pool.h"
 #include "vector.h"
@@ -54,6 +50,7 @@ SOFTWARE.
 #include "exception.h"
 #include "debug_count.h"
 #include "iterator.h"
+#include "placement_new.h"
 
 #if ETL_CPP11_SUPPORTED && ETL_NOT_USING_STLPORT && ETL_USING_STL
   #include <initializer_list>
diff --git a/include/etl/unordered_set.h b/include/etl/unordered_set.h
index fd5b034e..b69d801f 100644
--- a/include/etl/unordered_set.h
+++ b/include/etl/unordered_set.h
@@ -33,8 +33,6 @@ SOFTWARE.
 
 #include <stddef.h>
 
-#include <new>
-
 #include "platform.h"
 #include "algorithm.h"
 #include "iterator.h"
@@ -53,6 +51,7 @@ SOFTWARE.
 #include "error_handler.h"
 #include "debug_count.h"
 #include "iterator.h"
+#include "placement_new.h"
 
 #if ETL_CPP11_SUPPORTED && ETL_NOT_USING_STLPORT && ETL_USING_STL
   #include <initializer_list>
diff --git a/include/etl/variant.h b/include/etl/variant.h
index f0a20158..7bfea8eb 100644
--- a/include/etl/variant.h
+++ b/include/etl/variant.h
@@ -33,8 +33,6 @@ SOFTWARE.
 
 #include <stdint.h>
 
-#include <new>
-
 #include "platform.h"
 #include "utility.h"
 #include "array.h"
@@ -46,6 +44,7 @@ SOFTWARE.
 #include "alignment.h"
 #include "error_handler.h"
 #include "null_type.h"
+#include "placement_new.h"
 
 #if defined(ETL_COMPILER_KEIL)
   #pragma diag_suppress 940
diff --git a/include/etl/vector.h b/include/etl/vector.h
index 29f8fd5d..dd2caea1 100644
--- a/include/etl/vector.h
+++ b/include/etl/vector.h
@@ -37,8 +37,6 @@ SOFTWARE.
 #include <stdint.h>
 #include <stddef.h>
 
-#include <new>
-
 #include "platform.h"
 #include "algorithm.h"
 #include "type_traits.h"
@@ -53,6 +51,7 @@ SOFTWARE.
 #include "iterator.h"
 #include "functional.h"
 #include "static_assert.h"
+#include "placement_new.h"
 
 #if ETL_CPP11_SUPPORTED && ETL_NOT_USING_STLPORT && ETL_USING_STL
   #include <initializer_list>
diff --git a/support/Release notes.txt b/support/Release notes.txt
index 7a9754d1..bcf7bb1f 100644
--- a/support/Release notes.txt	
+++ b/support/Release notes.txt	
@@ -1,3 +1,8 @@
+===============================================================================
+19.3.3
+Added check for existance of <new> in platform.h
+Added placement_new.h which selects between <new> and ETL definitions.
+
 ===============================================================================
 19.3.2
 Added No-STL clang mutex that uses GCC implementation.
diff --git a/test/runtests.sh b/test/runtests.sh
index a4a06e0b..6265495e 100644
--- a/test/runtests.sh
+++ b/test/runtests.sh
@@ -5,23 +5,23 @@ echo "********** GCC **********" >> etl_test_log.txt
 gcc --version | grep gcc >> etl_test_log.txt
 cmake --cmake-clean-cache -DNO_STL=OFF ..
 make
-./etl_tests >> etl_test_log.txt
+./etl_tests | tee etl_test_log.txt
 echo "********** GCC - No STL **********" >> etl_test_log.txt
 gcc --version | grep gcc >> etl_test_log.txt
 cmake --cmake-clean-cache -DNO_STL=ON ..
 make
-./etl_tests >> etl_test_log.txt
+./etl_tests | tee etl_test_log.txt
 echo "********** Clang **********" >> etl_test_log.txt
 clang --version | grep clang >> etl_test_log.txt
 export CC=clang
 export CXX=clang++
 cmake --cmake-clean-cache -DNO_STL=OFF ..
 make
-./etl_tests >> etl_test_log.txt
+./etl_tests | tee etl_test_log.txt
 echo "********** Clang - No STL **********" >> etl_test_log.txt
 clang --version | grep clang >> etl_test_log.txt
 export CC=clang
 export CXX=clang++
 cmake --cmake-clean-cache -DNO_STL=ON ..
 make
-./etl_tests >> etl_test_log.txt
+./etl_tests | tee etl_test_log.txt
diff --git a/test/vs2019/etl.vcxproj b/test/vs2019/etl.vcxproj
index a43557aa..4c5a0dbf 100644
--- a/test/vs2019/etl.vcxproj
+++ b/test/vs2019/etl.vcxproj
@@ -1294,6 +1294,7 @@
     <ClInclude Include="..\..\include\etl\mutex\mutex_clang_sync.h" />
     <ClInclude Include="..\..\include\etl\mutex\mutex_freertos.h" />
     <ClInclude Include="..\..\include\etl\negative.h" />
+    <ClInclude Include="..\..\include\etl\placement_new.h" />
     <ClInclude Include="..\..\include\etl\null_type.h" />
     <ClInclude Include="..\..\include\etl\parameter_pack.h" />
     <ClInclude Include="..\..\include\etl\private\choose_namespace.h" />
diff --git a/test/vs2019/etl.vcxproj.filters b/test/vs2019/etl.vcxproj.filters
index 9ab6eff0..1d896976 100644
--- a/test/vs2019/etl.vcxproj.filters
+++ b/test/vs2019/etl.vcxproj.filters
@@ -894,6 +894,9 @@
     <ClInclude Include="..\..\include\etl\buffer_descriptors.h">
       <Filter>ETL\Containers</Filter>
     </ClInclude>
+    <ClInclude Include="..\..\include\etl\placement_new.h">
+      <Filter>ETL\Utilities</Filter>
+    </ClInclude>
     <ClInclude Include="..\..\include\etl\mutex\mutex_clang_sync.h">
       <Filter>ETL\Utilities\Mutex</Filter>
     </ClInclude>
@@ -1545,4 +1548,4 @@
       <Filter>Resource Files\Images</Filter>
     </Image>
   </ItemGroup>
-</Project>
\ No newline at end of file
+</Project>