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//  -*- mode:C; c-basic-offset:4; tab-width:4; intent-tabs-mode:nil;  -*-
8// CONFIG
9
10#import <stdio.h>
11#import <stdlib.h>
12#import <string.h>
13
14typedef struct {
15    unsigned long ps[30];
16    int qs[30];
17} BobTheStruct;
18
19int main (int argc, const char * argv[]) {
20    __block BobTheStruct fiddly;
21    BobTheStruct copy;
22
23    void (^incrementFiddly)() = ^{
24        int i;
25        for(i=0; i<30; i++) {
26            fiddly.ps[i]++;
27            fiddly.qs[i]++;
28        }
29    };
30
31    memset(&fiddly, 0xA5, sizeof(fiddly));
32    memset(&copy, 0x2A, sizeof(copy));
33
34    int i;
35    for(i=0; i<30; i++) {
36        fiddly.ps[i] = i * i * i;
37        fiddly.qs[i] = -i * i * i;
38    }
39
40    copy = fiddly;
41    incrementFiddly();
42
43    if ( &copy == &fiddly ) {
44        printf("%s: struct wasn't copied.", argv[0]);
45        exit(1);
46    }
47    for(i=0; i<30; i++) {
48        //printf("[%d]: fiddly.ps: %lu, copy.ps: %lu, fiddly.qs: %d, copy.qs: %d\n", i, fiddly.ps[i], copy.ps[i], fiddly.qs[i], copy.qs[i]);
49        if ( (fiddly.ps[i] != copy.ps[i] + 1) || (fiddly.qs[i] != copy.qs[i] + 1) ) {
50            printf("%s: struct contents were not incremented.", argv[0]);
51            exit(1);
52        }
53    }
54
55    printf("%s: success\n", argv[0]);
56    return 0;
57}
58