git.ozlabs.org Git - ccan/blob - ccan/cast/test/compile_fail-cast_signed.c

   1 #include <ccan/cast/cast.h>
   2 #include <stdlib.h>
   3
   4 int main(void)
   5 {
   6         unsigned char *uc;
   7 #ifdef FAIL
   8         int
   9 #else
  10         char
  11 #endif
  12                 *p = NULL;
  13
  14         uc = cast_signed(unsigned char *, p);
  15         (void) uc; /* Suppress unused-but-set-variable warning. */
  16         return 0;
  17 }