source: src/tests/ctor-autogen.c @ b93a3de

// TODO: add error cases (e.g., use of field constructors for managed types, etc.)

enum Color { R, G, B };

// empty struct/union should have generated ctor/dtors
union U {};
struct S {};

struct SimpleUnion {
        int x;
        double y;
        char z;
};

struct SimpleStruct {
        int x;
        double y;
        char z;
};

// struct/union with members with generated ctor/dtors should themselves have generated ctor/dtors
union PopulatedUnion {
        Color c;
        U u;
        S s;
};

struct PopulatedStruct {
        Color c;
        U u;
        S s;
};

// managed type - defines a constructor - can't use field constructors
struct Managed {
        int x;
};

void ?{}(Managed & m) { m.x = 0; }

// managed type since it contains a managed type - can't use field constructors
struct InheritManaged {
        Managed m;
};

forall(otype T)
T identity(T x) { return x; }

// can identity e if only sized or only the assertion, but the combination breaks...
// forall(dtype T | sized(T) | { void ?{}(T &); })
// void identity(T x) {  }

int main() {
        S s;
        U u;
        Color e;

        // identity(R);  // Color should be an otype
        // identity((Color)e);
        identity(u);  // U should be an otype
        identity(s);  // S should be an otype

        SimpleStruct ss;
        SimpleUnion su;

        identity(ss);
        identity(su);

        PopulatedStruct ps;
        PopulatedUnion pu;

        identity(ps); // should recursively be an otype
        identity(pu); // should recursively be an otype

#if ERR1
        Managed x = { 123 }; // error
        Managed y;           // okay

        InheritManaged z = { y };  // error?
#endif

}