#include <stdbool.h>
#include <stdarg.h>
+#include "macro.h"
+
struct test;
typedef int (*testfunc)(const struct test *t);
exit(EXIT_SUCCESS); \
} \
-#define __noreturn __attribute__((noreturn))
+#ifdef noreturn
+# define __noreturn noreturn
+#elif __STDC_VERSION__ >= 201112L
+# define __noreturn _Noreturn
+#else
+# define __noreturn __attribute__((noreturn))
+#endif