// { dg-do run  }// GROUPS passed miscellaneousextern "C" int printf (const char *, ...);int main(){  int i = 0;  // Make sure build_unary_op correctly computes this.  int *pi = &(++i);  *pi = 4;  if (i != 4)    { printf ("FAIL\n"); return 1; }  else    printf ("PASS\n");}