Handle POSIX thread marker failures and add regression tests

portable/ThirdParty/GCC/Posix/tests/FreeRTOSConfig.h

@@ -0,0 +1,28 @@
+/* SPDX-License-Identifier: MIT */
+#ifndef FREERTOS_CONFIG_H
+#define FREERTOS_CONFIG_H
+
+#include <stdlib.h>
+
+#define configUSE_PREEMPTION                 1
+#define configUSE_IDLE_HOOK                  0
+#define configUSE_TICK_HOOK                  0
+#define configTICK_RATE_HZ                   100
+#define configMAX_PRIORITIES                 4
+#define configMINIMAL_STACK_SIZE             4096
+#define configTOTAL_HEAP_SIZE                ( 256 * 1024 )
+#define configMAX_TASK_NAME_LEN              16
+#define configUSE_16_BIT_TICKS               0
+#define configUSE_MUTEXES                    1
+#define configUSE_TIMERS                     0
+#define configSUPPORT_STATIC_ALLOCATION      0
+#define configSUPPORT_DYNAMIC_ALLOCATION     1
+#define INCLUDE_vTaskDelay                   1
+#define INCLUDE_vTaskDelete                  1
+#define INCLUDE_xTaskGetCurrentTaskHandle    1
+
+#if TEST_ASSERT_ENABLED
+    #define configASSERT( x )    do { if( !( x ) ) { abort(); } } while( 0 )
+#endif
+
+#endif /* ifndef FREERTOS_CONFIG_H */