1/* Encoding tests for ObjC class layouts.  */
2/* Contributed by Ziemowit Laski <zlaski@apple.com>.  */
3/* { dg-options "" } */
4/* { dg-do run } */
5/* { dg-xfail-run-if "Needs OBJC2 ABI" { *-*-darwin* && { lp64 && { ! objc2 } } } { "-fnext-runtime" } { "" } } */
6#include "../objc-obj-c++-shared/TestsuiteObject.m"
7#include "../objc-obj-c++-shared/runtime.h"
8
9#include <stdlib.h>
10#include <string.h>
11
12#define CHECK_IF(expr) if(!(expr)) abort()
13
14@class Int1, Int2;
15struct Nested;
16
17struct Innermost {
18  unsigned char a, b;
19  struct Nested *encl;
20};
21
22struct Nested {
23  float a, b;
24  Int1 *next;
25  struct Innermost innermost;
26};
27
28@interface Int1: TestsuiteObject {
29  signed char a, b;
30  Int2 *int2;
31  struct Nested nested;
32}
33@end
34
35@interface Int2: Int1 {
36  struct Innermost *innermost;
37  Int1 *base;
38}
39@end
40
41@implementation Int1
42@end
43
44@implementation Int2
45@end
46
47#if defined(__NEXT_RUNTIME__) && !defined(NEXT_OBJC_USE_NEW_INTERFACE)
48struct objc_ivar *ivar;
49#else
50Ivar *ivar;
51#endif
52
53static void check_ivar(const char *name, const char *type) {
54#if defined(__NEXT_RUNTIME__) && !defined(NEXT_OBJC_USE_NEW_INTERFACE)
55  CHECK_IF(!strcmp(ivar->ivar_name, name));
56  CHECK_IF(!strcmp(ivar->ivar_type, type));
57#else
58  CHECK_IF(!strcmp(ivar_getName(*ivar), name));
59  CHECK_IF(!strcmp(ivar_getTypeEncoding(*ivar), type));
60#endif
61  ivar++;
62}
63
64int main(void) {
65#if defined(__NEXT_RUNTIME__) && !defined(NEXT_OBJC_USE_NEW_INTERFACE)
66  ivar = ((Class)objc_getClass("Int1"))->ivars->ivar_list;
67#else
68  ivar = class_copyIvarList ((Class)objc_getClass("Int1"), NULL);
69#endif
70  check_ivar("a", "c");
71  check_ivar("b", "c");
72  check_ivar("int2", "@\"Int2\"");
73  check_ivar("nested",
74    "{Nested=\"a\"f\"b\"f\"next\"@\"Int1\"\"innermost\"{Innermost=\"a\"C\"b\"C\"encl\"^{Nested}}}");
75
76#if defined(__NEXT_RUNTIME__) && !defined(NEXT_OBJC_USE_NEW_INTERFACE)
77  ivar = ((Class)objc_getClass("Int2"))->ivars->ivar_list;
78#else
79  ivar = class_copyIvarList ((Class)objc_getClass("Int2"), NULL);
80#endif
81  check_ivar("innermost", "^{Innermost=CC^{Nested}}");
82  check_ivar("base", "@\"Int1\"");
83
84  return 0;
85}
86
87