// Build don't link: // Special g++ Options: -W -Wall // Copyright (C) 2001 Free Software Foundation, Inc. // Contributed by Nathan Sidwell 2 Mar 2001 <nathan@codesourcery.com> // Bug 2139. We gave an erronous warning about an unused parm on a // synthesized function struct A { virtual ~A (); }; void foo (A const &a) { A a1 = a; }