#flag -I. #include "cheader.h" // fn C.hello_from_c() // fn C.add_two_numbers(a int, b int) int fn test_include_c_autogen_of_fn_definitions() { C.hello_from_c() x := C.add_two_numbers(2, 3) assert x == 5 } fn main() { test_include_c_autogen_of_fn_definitions() }