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