1 // { dg-do run }
2 // { dg-options "-w -ansi -pedantic-errors" }
3
4 // Copyright (C) 2000 Free Software Foundation, Inc.
5 // Contributed by Nathan Sidwell 20 June 2000 <nathan@codesourcery.com>
6
7 // Origin GNATS bug report 143 from Carlo Wood <carlo@runaway.xs4all.nl>
8 // We were generating incorrect type_info structures, and hence breaking
9 // dynamic_cast.
10
11 #include <stdio.h>
12
bz()13 class OBASE { public: virtual void bz () {}};
by()14 class IBASE { public: virtual void by () {}};
15
16 class V {public:int m; };
17
18 class A : public virtual V { };
19 class AA : public A {};
20
foo(void)21 class B : public OBASE, public A { public: virtual void foo(void) { } };
foo(void)22 class B1 : public OBASE, public AA { public: virtual void foo(void) { } };
23
24 class C : public IBASE, public virtual V { };
25
26 class D : public B, public C { };
27
28 class E : public B, public virtual V { };
29
30 class E1 : public B1, public virtual V {};
31
32 class E2 : public B1, public A, public virtual V {};
33
main(void)34 int main(void)
35 {
36 D d;
37 E e;
38 E1 e1;
39 E2 e2;
40 int code = 0;
41
42 OBASE* osd = &d;
43 OBASE* ose = &e;
44 OBASE* ose1 = &e1;
45 OBASE* ose2 = &e2;
46
47
48 if (!dynamic_cast<V*>(osd))
49 {
50 printf ("fail osd\n");
51 code++;
52 }
53
54 if (!dynamic_cast<V*>(ose))
55 {
56 printf ("fail ose\n");
57 code++;
58 }
59
60 if (!dynamic_cast<V*>(ose1))
61 {
62 printf ("fail ose1\n");
63 code++;
64 }
65
66 if (!dynamic_cast<V*>(ose2))
67 {
68 printf ("fail ose2\n");
69 code++;
70 }
71
72 return code;
73 }
74