1 //
2 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
3 // See https://llvm.org/LICENSE.txt for license information.
4 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
5 
6 #include <stdio.h>
7 #include <Block.h>
8 
9 // CONFIG C++ rdar://6243400,rdar://6289367
10 
11 
12 int constructors = 0;
13 int destructors = 0;
14 
15 
16 #define CONST const
17 
18 class TestObject
19 {
20 public:
21 	TestObject(CONST TestObject& inObj);
22 	TestObject();
23 	~TestObject();
24 
25 	TestObject& operator=(CONST TestObject& inObj);
26 
27 	int version() CONST { return _version; }
28 private:
29 	mutable int _version;
30 };
31 
32 TestObject::TestObject(CONST TestObject& inObj)
33 
34 {
35         ++constructors;
36         _version = inObj._version;
37 	//printf("%p (%d) -- TestObject(const TestObject&) called\n", this, _version);
38 }
39 
40 
41 TestObject::TestObject()
42 {
43         _version = ++constructors;
44 	//printf("%p (%d) -- TestObject() called\n", this, _version);
45 }
46 
47 
48 TestObject::~TestObject()
49 {
50 	//printf("%p -- ~TestObject() called\n", this);
51         ++destructors;
52 }
53 
54 
55 TestObject& TestObject::operator=(CONST TestObject& inObj)
56 {
57 	//printf("%p -- operator= called\n", this);
58         _version = inObj._version;
59 	return *this;
60 }
61 
62 
63 
64 void testRoutine() {
65     TestObject one;
66 
67     void (^b)(void) = ^{ printf("my const copy of one is %d\n", one.version()); };
68 }
69 
70 
71 
72 int main(int argc, char *argv[]) {
73     testRoutine();
74     if (constructors == 0) {
75         printf("No copy constructors!!!\n");
76         return 1;
77     }
78     if (constructors != destructors) {
79         printf("%d constructors but only %d destructors\n", constructors, destructors);
80         return 1;
81     }
82     printf("%s:success\n", argv[0]);
83     return 0;
84 }
85