summaryrefslogtreecommitdiff
path: root/gcc/testsuite/g++.old-deja/g++.other/op3.C
blob: 33f0af6df0ee057efa5e16df6a9271552b7b1452 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
// { dg-do run  }
// Copyright (C) 2000, 2001 Free Software Foundation, Inc.
// Contributed by Nathan Sidwell 28 Nov 2000 <nathan@codesourcery.com>

// Related to bug 91. We'd not preserve constness accessing a member of the
// source type in copy ctor and assignment op.

#include <stdio.h>

int value = 0;

struct A
{
  A() {}

  A( A& arg) 
  { printf ("%s\n", __PRETTY_FUNCTION__); value = 1;}

  A( const A& arg)
  { printf ("%s\n", __PRETTY_FUNCTION__); value = 2;}

  A& operator=( A& ) 
  { printf ("%s\n", __PRETTY_FUNCTION__); value = 3; return *this; }

  A& operator=( const A& ) 
  { printf ("%s\n", __PRETTY_FUNCTION__); value = 4; return *this; }
};

struct B
{
  A a;
  B () {}
};

void foo( A& )
{
  printf ("%s\n", __PRETTY_FUNCTION__); value = 5;
}

void foo( const A& )
{
 printf ("%s\n", __PRETTY_FUNCTION__); value = 6;
}

int main()
{
  const A a0;
  value = 0; printf ("A(cA) : ");  A a1(a0); if (value != 2) return 1;
  value = 0; printf ("A(A ) : ");  A a2(a1); if (value != 1) return 2;
  
  const B b0;
  value = 0; printf ("B(cB) : ");  B b1(b0); if (value != 2) return 3;
  value = 0; printf ("B(B ) : ");  B b2(b1); if (value != 2) return 4;

  value = 0; printf ("A= cA : ");  a1 = a0; if (value != 4) return 5;
  value = 0; printf ("A= A : ");   a1 = a2; if (value != 3) return 6;
  value = 0; printf ("B= cB : ");  b1 = b0; if (value != 4) return 7;
  value = 0; printf ("B= B : ");   b1 = b2; if (value != 4) return 8;

  value = 0; printf ("foo(cB): "); foo(b0.a); if (value != 6) return 9;
  value = 0; printf ("foo(B ): "); foo(b2.a); if (value != 5) return 10;

  return 0;
}