Add basic C++ new/delete operators, as contributed by @mikejac in #24

core/cplusplus_operators.cpp

@@ -0,0 +1,25 @@
+/* Part of esp-open-rtos
+ * BSD Licensed as described in the file LICENSE
+ */
+#include <stdio.h>
+#include <stdlib.h>
+
+void *operator new(size_t size)
+{
+    return malloc(size);
+}
+
+void *operator new[](size_t size)
+{
+    return malloc(size);
+}
+
+void operator delete(void * ptr)
+{
+    free(ptr);
+}
+
+void operator delete[](void * ptr)
+{
+    free(ptr);
+}

examples/simple_cplusplus/simple.cpp

@@ -35,11 +35,23 @@ static Counter static_counter(99);
 void task1(void *pvParameters)
 {
   Counter local_counter = Counter(12);
+  Counter *new_counter = new Counter(24);
   while(1) {
-    Counter &counter = rand() % 2 ? static_counter : local_counter;
-    counter.Increment();
-    printf("local counter %ld static counter %ld\r\n", local_counter.getCount(),
-	   static_counter.getCount());
+    Counter *counter = NULL;
+    switch(rand() % 3) {
+    case 0:
+      counter = &local_counter;
+      break;
+    case 1:
+      counter = &static_counter;
+      break;
+    default:
+      counter = new_counter;
+      break;
+    }
+    counter->Increment();
+    printf("local counter %ld static counter %ld newly allocated counter %ld\r\n", local_counter.getCount(),
+	   static_counter.getCount(), new_counter->getCount());
     vTaskDelay(100);
   }
 }