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// I, Howard Hinnant, hereby place this code in the public domain.

// Test that move constructor and move assignement are special.

//   That is, their presence should cause compiler declared

//   copy ctor or assignment to be deleted.

// { dg-options "-std=c++0x" }

#include 

template  struct sa;

template <> struct sa {};

struct one   {char x[1];};

struct two   {char x[2];};

int copy = 0;

int assign = 0;

struct base

{

    base() {}

    base(const base&) {++copy;}

    base& operator=(const base&) {++assign; return *this;}

};

struct derived                  // { dg-message "declares a move" }

    : base

{

    derived() {}

    derived(derived&&) {}

    derived& operator=(derived&&) {return *this;}

};

int test1()

{

    derived d;

    derived d2(static_cast(d));  // should not call base::(const base&)

    assert(copy == 0);

    derived d3(d);              // { dg-error "deleted" }

    assert(copy == 1);

    d2 = static_cast(d);         // should not call base::operator=

    assert(assign == 0);

    d3 = d;                     // { dg-error "deleted" }

    assert(assign == 1);

    return 0;

}

int main()

{

    return test1();

}