int test1(int a) __attribute__((noreturn));
int test2(int a) __attribute__((const));
-int test3(int a) __attribute__((weak));
-int test4(int a) __attribute__((unknown_error(bla, bla)));
+/* empty args are allowed */
+int test3(int a) __attribute__((weak()));
+int test4(int a) __attribute__((unknown_error("bla", 3)));
+int test5(int a) __attribute__((alias("test2")));
+int test6(int a) __attribute__((section("extra")));
+int test7(int a, const char *fmt, ...) __attribute__((format(printf,2,3)));
+
+struct X {
+ char y;
+ int x __attribute__((aligned(4+4)));
+};
+
+int test2(int a) {
+ return a;
+}
+
+int main(void) {
+ return test5(0);
+}