| #include<iostream> | |
| extern "C" { | |
| int get_retval(void); | |
| } | |
| int main() { | |
| std::cout << "C++ seems to be working." << std::endl; | |
| #if defined(USE_ASM) | |
| return get_retval(); | |
| #elif defined(NO_USE_ASM) | |
| return 0; | |
| #else | |
| #error "Forgot to pass asm define" | |
| #endif | |
| } |