EXTERN_C_COMPATIBILITY.cpp

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// checking for compatibility of extern "C" and "C++"
 
 
extern "C" {
    typedef int (*ext_c_fun)();
 
    int foo (int (*pf)()) { return pf (); }
}
 
extern "C++" {
    int bar () { return 0; }
}
 
int main ()
{
    return !(0 == foo ((ext_c_fun)bar));
}