revert toolchain for windows

cores/esp32/main.cpp

@@ -19,3 +19,40 @@ extern "C" void app_main()
 }
 
 #endif
+
+/*
+**  Block below to be removed with next toolchain
+*/
+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);
+}
+
+extern "C" void __cxa_pure_virtual(void) __attribute__ ((__noreturn__));
+extern "C" void __cxa_deleted_virtual(void) __attribute__ ((__noreturn__));
+
+void __cxa_pure_virtual(void)
+{
+    abort();
+}
+
+void __cxa_deleted_virtual(void)
+{
+    abort();
+}
+