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74 lines
2.1 KiB
74 lines
2.1 KiB
4 months ago
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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// CONFIG open rdar://6416474
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// was rdar://5847976
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// was rdar://6348320
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#include <stdio.h>
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#include <Block.h>
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int verbose = 0;
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int main(int argc, char* argv[]) {
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if (argc > 1) verbose = 1;
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__block void (^recursive_local_block)(int);
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if (verbose) printf("recursive_local_block is a local recursive block\n");
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recursive_local_block = ^(int i) {
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if (verbose) printf("%d\n", i);
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if (i > 0) {
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recursive_local_block(i - 1);
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}
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};
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if (verbose) printf("recursive_local_block's address is %p, running it:\n", (void*)recursive_local_block);
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recursive_local_block(5);
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if (verbose) printf("Creating other_local_block: a local block that calls recursive_local_block\n");
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void (^other_local_block)(int) = ^(int i) {
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if (verbose) printf("other_local_block running\n");
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recursive_local_block(i);
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};
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if (verbose) printf("other_local_block's address is %p, running it:\n", (void*)other_local_block);
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other_local_block(5);
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#if __APPLE_CC__ >= 5627
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if (verbose) printf("Creating other_copied_block: a Block_copy of a block that will call recursive_local_block\n");
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void (^other_copied_block)(int) = Block_copy(^(int i) {
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if (verbose) printf("other_copied_block running\n");
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recursive_local_block(i);
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});
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if (verbose) printf("other_copied_block's address is %p, running it:\n", (void*)other_copied_block);
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other_copied_block(5);
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#endif
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__block void (^recursive_copy_block)(int);
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if (verbose) printf("Creating recursive_copy_block: a Block_copy of a block that will call recursive_copy_block recursively\n");
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recursive_copy_block = Block_copy(^(int i) {
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if (verbose) printf("%d\n", i);
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if (i > 0) {
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recursive_copy_block(i - 1);
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}
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});
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if (verbose) printf("recursive_copy_block's address is %p, running it:\n", (void*)recursive_copy_block);
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recursive_copy_block(5);
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printf("%s: Success\n", argv[0]);
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return 0;
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}
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