classkey1.c

gcc-you can use this code to learn something about gcc, and inquire further into linux,

// { dg-do compile }

// Copyright (C) 2002 Free Software Foundation, Inc.
// Contributed by Nathan Sidwell 28 Feb 2002 <[e-mail]>

// PR 775. Some mismatches which were broken.

template <class T> struct A {};
union A<int> a; // { dg-error "`union' tag" "" }

template <> union A<float> {}; // { dg-error "`union' tag" "" }

struct B {};
union B b;	// { dg-error "`union' tag" "" }

union C {};
class C c;	// { dg-error "`class' tag" "" }