add the `-- -std=c++11` flag
-// bindgen-flags: --enable-function-attribute-detection
+// bindgen-flags: --enable-function-attribute-detection -- -std=c++11
_Noreturn void f(void);
-// TODO (pvdrz): figure out how to handle this case.
__attribute__((noreturn)) void g(void);
[[noreturn]] void h(void);
