xref: /llvm-project/compiler-rt/test/BlocksRuntime/byrefcopyinner.c (revision 2946cd701067404b99c39fb29dc9c74bd7193eb3)
18c1441f8SAlexey Samsonov //
2*2946cd70SChandler Carruth // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
3*2946cd70SChandler Carruth // See https://llvm.org/LICENSE.txt for license information.
4*2946cd70SChandler Carruth // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
58c1441f8SAlexey Samsonov 
68c1441f8SAlexey Samsonov #include <Block.h>
78c1441f8SAlexey Samsonov #include <stdio.h>
88c1441f8SAlexey Samsonov 
98c1441f8SAlexey Samsonov // CONFIG rdar://6225809
108c1441f8SAlexey Samsonov // fixed in 5623
118c1441f8SAlexey Samsonov 
main(int argc,char * argv[])128c1441f8SAlexey Samsonov int main(int argc, char *argv[]) {
138c1441f8SAlexey Samsonov     __block int a = 42;
148c1441f8SAlexey Samsonov     int* ap = &a; // just to keep the address on the stack.
158c1441f8SAlexey Samsonov 
168c1441f8SAlexey Samsonov     void (^b)(void) = ^{
178c1441f8SAlexey Samsonov         //a;              // workaround, a should be implicitly imported
188c1441f8SAlexey Samsonov         Block_copy(^{
198c1441f8SAlexey Samsonov             a = 2;
208c1441f8SAlexey Samsonov         });
218c1441f8SAlexey Samsonov     };
228c1441f8SAlexey Samsonov 
238c1441f8SAlexey Samsonov     Block_copy(b);
248c1441f8SAlexey Samsonov 
258c1441f8SAlexey Samsonov     if(&a == ap) {
268c1441f8SAlexey Samsonov         printf("**** __block heap storage should have been created at this point\n");
278c1441f8SAlexey Samsonov         return 1;
288c1441f8SAlexey Samsonov     }
298c1441f8SAlexey Samsonov     printf("%s: Success\n", argv[0]);
308c1441f8SAlexey Samsonov     return 0;
318c1441f8SAlexey Samsonov }
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