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// { dg-do compile }

// Origin: Giovanni Bajo 

// DR152: explicit copy constructors

namespace N1 {

  struct X {

    X();                        // { dg-message "candidate" }

    explicit X(const X&);

  };

  void f(X);

  int foo()

  {

    X x;

    f(x);     // { dg-error "matching" "matching" }

              // { dg-error "initializing" "initializing" { target *-*-* } 14 }

  }

}

namespace N2 {

  template 

  struct X {

    X();                        // { dg-message "candidate" }

    explicit X(const X&);

  };

  template 

  void f(T ) {}

  template 

  int foo()

  {

    X x;

    N2::f(x);   // { dg-error "matching" "matching" }

                // { dg-error "initializing " initializing" { target *-*-* } 33 }

  }

  template int foo();  // { dg-message "instantiated from here" }

}