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// Koenig lookup is not defined as intended in the std.  DR 218 gives

// an indication of what is meant.  This test case encapsulates the

// current conservative behaviour

// Copyright (C) 2006 Free Software Foundation, Inc.

// Contributed by Nathan Sidwell 27 Aug 2006 

namespace N

{

  struct A {};

  void One (...);               // { dg-message "N::One" }

  void (*Two) (...);            // { dg-message "N::Two" }

  namespace Three {}            // { dg-message "N::Three" }

}

namespace M

{

  struct B {};

  struct One {};                // { dg-message "M::One" }

  void (*Two) (...);            // { dg-message "M::Two" }

  void Three (...);             // { dg-message "M::Three" }

}

namespace O

{

  struct C {};

  void Two (...);               // { dg-message "O::Two" }

}

void g (N::A *a, M::B *b, O::C *c)

{

  One (a); // ok

  One (a, b); // ok

  One (b); // { dg-error "not declared" }

  // { dg-message "suggested alternatives" "suggested alternative for One" { target *-*-* } 34 }

  Two (c); // ok

  Two (a, c); // ok

  Two (a); // { dg-error "not declared" }

  // { dg-message "suggested alternatives" "suggested alternative for Two" { target *-*-* } 39 }

  Two (a, a); // error masked by earlier error

  Two (b); // error masked by earlier error

  Two (a, b); // error masked by earlier error

  Three (b); // ok

  Three (a, b); // ok

  Three (a); // { dg-error "not declared" }

  // { dg-message "suggested alternatives" "suggested alternative for Three" { target *-*-* } 47 }

}