Reenable LTO and default configSUPPORT_STATIC_ALLOCATION to 0

Author: Floessie

src/FreeRTOSConfig.h

@@ -107,7 +107,7 @@
 #define configUSE_MALLOC_FAILED_HOOK        1
 
 #define configSUPPORT_DYNAMIC_ALLOCATION    1
-#define configSUPPORT_STATIC_ALLOCATION     1
+#define configSUPPORT_STATIC_ALLOCATION     0
 
 /* Timer definitions. */
 #define configUSE_TIMERS                    1

src/tasks.c

@@ -374,7 +374,7 @@ typedef tskTCB TCB_t;
 /*lint -e956 A manual analysis and inspection has been used to determine which
 static variables must be declared volatile. */
 
-PRIVILEGED_DATA TCB_t * volatile pxCurrentTCB = NULL;
+PRIVILEGED_DATA TCB_t * volatile pxCurrentTCB __attribute__((used)) = NULL;
 
 /* Lists for ready and blocked tasks. --------------------*/
 PRIVILEGED_DATA static List_t pxReadyTasksLists[ configMAX_PRIORITIES ];/*< Prioritised ready tasks. */