A recent change in the FreeRTOS/FreeRTOS hub repo (which submodules this repo) introduced use of a new compile time constant configRUN_ADDITIONAL_TESTS.  This check in adds a default for the constant that will be used in builds to which it does not apply.
#define configRUN_FREERTOS_SECURE_ONLY 0
#endif
+#ifndef configRUN_ADDITIONAL_TESTS
+ #define configRUN_ADDITIONAL_TESTS 0
+#endif
+
+
/* Sometimes the FreeRTOSConfig.h settings only allow a task to be created using
* dynamically allocated RAM, in which case when any task is deleted it is known
* that both the task's stack and TCB need to be freed. Sometimes the
