src/compiler-rt/test/BlocksRuntime/globalexpression.c

   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 // testfilerunner CONFIG
   8
   9 #import <stdio.h>
  10 #import <Block.h>
  11
  12 int global;
  13
  14 void (^gblock)(int) = ^(int x){ global = x; };
  15
  16 int main(int argc, char *argv[]) {
  17     gblock(1);
  18     if (global != 1) {
  19         printf("%s: *** did not set global to 1\n", argv[0]);
  20         return 1;
  21     }
  22     void (^gblockcopy)(int) = Block_copy(gblock);
  23     if (gblockcopy != gblock) {
  24         printf("global copy %p not a no-op %p\n", (void *)gblockcopy, (void *)gblock);
  25         return 1;
  26     }
  27     Block_release(gblockcopy);
  28     gblock(3);
  29     if (global != 3) {
  30         printf("%s: *** did not set global to 3\n", argv[0]);
  31         return 1;
  32     }
  33     gblockcopy = Block_copy(gblock);
  34     gblockcopy(5);
  35     if (global != 5) {
  36         printf("%s: *** did not set global to 5\n", argv[0]);
  37         return 1;
  38     }
  39     printf("%s: Success!\n", argv[0]);
  40     return 0;
  41 }
  42