compiler-rt/test/BlocksRuntime/cast.c

   1 //
   2 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   3 // See https://llvm.org/LICENSE.txt for license information.
   4 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   5
   6 /*
   7  *  cast.c
   8  *  testObjects
   9  *
  10  *  Created by Blaine Garst on 2/17/09.
  11  *
  12  */
  13
  14 // PURPOSE should allow casting of a Block reference to an arbitrary pointer and back
  15 // CONFIG open
  16
  17 #include <stdio.h>
  18
  19
  20
  21 int main(int argc, char *argv[]) {
  22
  23     void (^aBlock)(void);
  24     int *ip;
  25     char *cp;
  26     double *dp;
  27
  28     ip = (int *)aBlock;
  29     cp = (char *)aBlock;
  30     dp = (double *)aBlock;
  31     aBlock = (void (^)(void))ip;
  32     aBlock = (void (^)(void))cp;
  33     aBlock = (void (^)(void))dp;
  34     printf("%s: success", argv[0]);
  35     return 0;
  36 }