warn6.c

来自「this is a gcc file, you can download it 」· C语言 代码 · 共 18 行

// Build don't link:
// Special g++ Options: -W -Wall

// Copyright (C) 2001 Free Software Foundation, Inc.
// Contributed by Nathan Sidwell 2 Mar 2001 <[e-mail]>

// 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;
}