From bbbd916878df7a72be504a238197cdff1cf43deb Mon Sep 17 00:00:00 2001
From: Davide Grohmann <davide.grohmann@arm.com>
Date: Mon, 9 May 2022 15:15:20 +0200
Subject: Fix warning by adding missing delete operator functions

Also override new/delete operators to call in FreeRTOS malloc/free in
the freeRTOS example app.

Change-Id: I08c0780c907e5fe90ccb1679869d3f41c87c2731
---
 applications/freertos/main.cpp        | 28 ++++++++++++++++++++++++++++
 applications/message_handler/main.cpp |  8 ++++++++
 2 files changed, 36 insertions(+)

diff --git a/applications/freertos/main.cpp b/applications/freertos/main.cpp
index 1e71e7f..d579944 100644
--- a/applications/freertos/main.cpp
+++ b/applications/freertos/main.cpp
@@ -58,6 +58,34 @@ using namespace InferenceProcess;
 #define TENSOR_ARENA_SIZE_PER_INFERENCE 2000000 / NUM_INFERENCE_TASKS
 #endif
 
+/****************************************************************************
+ * Override new operators to call in FreeRTOS allocator
+ ****************************************************************************/
+
+void *operator new(size_t size) {
+    return pvPortMalloc(size);
+}
+
+void *operator new[](size_t size) {
+    return pvPortMalloc(size);
+}
+
+void operator delete(void *ptr) {
+    vPortFree(ptr);
+}
+
+void operator delete(void *ptr, std::size_t) {
+    vPortFree(ptr);
+}
+
+void operator delete[](void *ptr) {
+    vPortFree(ptr);
+}
+
+void operator delete[](void *ptr, std::size_t) {
+    vPortFree(ptr);
+}
+
 /****************************************************************************
  * InferenceJob
  ****************************************************************************/
diff --git a/applications/message_handler/main.cpp b/applications/message_handler/main.cpp
index 8db9e0b..73eb398 100644
--- a/applications/message_handler/main.cpp
+++ b/applications/message_handler/main.cpp
@@ -98,10 +98,18 @@ void operator delete(void *ptr) {
     vPortFree(ptr);
 }
 
+void operator delete(void *ptr, std::size_t) {
+    vPortFree(ptr);
+}
+
 void operator delete[](void *ptr) {
     vPortFree(ptr);
 }
 
+void operator delete[](void *ptr, std::size_t) {
+    vPortFree(ptr);
+}
+
 /****************************************************************************
  * Mutex & Semaphore
  ****************************************************************************/
-- 
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