*** TEST GXX 01 ***
rtems_gxx_mutex_init() - OK
rtems_gxx_mutex_trylock() - OK
rtems_gxx_mutex_unlock() - OK
rtems_gxx_mutex_lock() - OK
rtems_gxx_mutex_unlock() - OK

rtems_gxx_recursive_mutex_init() - OK
rtems_gxx_recursive_mutex_trylock() - OK
rtems_gxx_recursive_mutex_trylock() - Nest
rtems_gxx_recursive_mutex_unlock() - Unnest
rtems_gxx_recursive_mutex_unlock() - OK
rtems_gxx_recursive_mutex_lock() - OK
rtems_gxx_recursive_mutex_unlock() - OK
rtems_gxx_mutex_destroy(mutex) - OK
rtems_gxx_mutex_destroy(mutex) - NOT OK

Call once method the first time
Running once method
Call once method the second time

rtems_gxx_key_create(&key, NULL) - OK
rtems_gxx_key_delete(key) - OK
rtems_gxx_key_create(&key, key_dtor) - OK
rtems_gxx_getspecific(key) not set - OK
rtems_gxx_setspecific(key, 0x1234) - OK
rtems_gxx_getspecific(key) already existing - OK
rtems_gxx_key_delete(key) - OK
rtems_gxx_getspecific(key) non-existent - OK
rtems_gxx_key_delete(key) - NOT OK
rtems_gxx_setspecific(NULL, 0x1234) - NOT OK
rtems_gxx_getspecific(NULL) - OK
rtems_gxx_key_delete(NULL) - NOT OK

*** END OF TEST GXX 01 ***