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#include <stdio.h>
8#include <Block.h>
9#include <Block_private.h>
10#include <stdlib.h>
11
12// CONFIG
13
14
15int cumulation = 0;
16
17int doSomething(int i) {
18    cumulation += i;
19    return cumulation;
20}
21
22void dirtyStack() {
23    int i = random();
24    int j = doSomething(i);
25    int k = doSomething(j);
26    doSomething(i + j + k);
27}
28
29typedef void (^voidVoid)(void);
30
31voidVoid testFunction() {
32    int i = random();
33    __block voidVoid inner = ^{ doSomething(i); };
34    //printf("inner, on stack, is %p\n", (void*)inner);
35    /*__block*/ voidVoid outer = ^{
36        //printf("will call inner block %p\n", (void *)inner);
37        inner();
38    };
39    //printf("outer looks like: %s\n", _Block_dump(outer));
40    voidVoid result = Block_copy(outer);
41    //Block_release(inner);
42    return result;
43}
44
45
46int main(int argc, char **argv) {
47    voidVoid block = testFunction();
48    dirtyStack();
49    block();
50    Block_release(block);
51
52    printf("%s: success\n", argv[0]);
53
54    return 0;
55}
56