1 //
2 // The LLVM Compiler Infrastructure
3 //
4 // This file is distributed under the University of Illinois Open Source
5 // License. See LICENSE.TXT for details.
6
7 // CONFIG open rdar://6416474
8 // was rdar://5847976
9 // was rdar://6348320
10
11 #include <stdio.h>
12 #include <Block.h>
13
14 int verbose = 0;
15
main(int argc,char * argv[])16 int main(int argc, char* argv[]) {
17
18 if (argc > 1) verbose = 1;
19
20 __block void (^recursive_local_block)(int);
21
22 if (verbose) printf("recursive_local_block is a local recursive block\n");
23 recursive_local_block = ^(int i) {
24 if (verbose) printf("%d\n", i);
25 if (i > 0) {
26 recursive_local_block(i - 1);
27 }
28 };
29
30 if (verbose) printf("recursive_local_block's address is %p, running it:\n", (void*)recursive_local_block);
31 recursive_local_block(5);
32
33 if (verbose) printf("Creating other_local_block: a local block that calls recursive_local_block\n");
34
35 void (^other_local_block)(int) = ^(int i) {
36 if (verbose) printf("other_local_block running\n");
37 recursive_local_block(i);
38 };
39
40 if (verbose) printf("other_local_block's address is %p, running it:\n", (void*)other_local_block);
41
42 other_local_block(5);
43
44 #if __APPLE_CC__ >= 5627
45 if (verbose) printf("Creating other_copied_block: a Block_copy of a block that will call recursive_local_block\n");
46
47 void (^other_copied_block)(int) = Block_copy(^(int i) {
48 if (verbose) printf("other_copied_block running\n");
49 recursive_local_block(i);
50 });
51
52 if (verbose) printf("other_copied_block's address is %p, running it:\n", (void*)other_copied_block);
53
54 other_copied_block(5);
55 #endif
56
57 __block void (^recursive_copy_block)(int);
58
59 if (verbose) printf("Creating recursive_copy_block: a Block_copy of a block that will call recursive_copy_block recursively\n");
60
61 recursive_copy_block = Block_copy(^(int i) {
62 if (verbose) printf("%d\n", i);
63 if (i > 0) {
64 recursive_copy_block(i - 1);
65 }
66 });
67
68 if (verbose) printf("recursive_copy_block's address is %p, running it:\n", (void*)recursive_copy_block);
69
70 recursive_copy_block(5);
71
72 printf("%s: Success\n", argv[0]);
73 return 0;
74 }
75