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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  
14  typedef struct {
15      unsigned long ps[30];
16      int qs[30];
17  } BobTheStruct;
18  
main(int argc,const char * argv[])19  int 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