overload1.c

来自「用于进行gcc测试」· C语言 代码 · 共 24 行

// { dg-do assemble  }

// Copyright (C) 1999 Free Software Foundation

// by Alexandre Oliva <[e-mail]>
// Based on bug report by JDonner <[e-mail]>

struct foo {
  static int bar(); // { dg-error "" } candidate
  void bar(int); // { dg-error "" } candidate
};

/* gcc emits a hard error without -pedantic, and a warning with
   -pedantic, even in bad1.  */
int (*ok1)() = foo::bar;
void (foo::*bad1)(int) = foo::bar; // { dg-error "" } missing &

int (*ok2)() = &foo::bar; // ok
void (*bad2)(int) = foo::bar; // { dg-error "" } overload resolution fails

void (foo::*ok3)(int) = &foo::bar; // ok
int (foo::*bad3)() = foo::bar; // { dg-error "" } overload resolution fails