Blaine Garst | 86d0ba4 | 2010-08-04 23:34:21 +0000 | [diff] [blame] | 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 | |
| 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 | } |