1  /* PR 24930 */
       2  extern int foo(int u) __attribute__((noinline));
       3  int foo(int u) {return 0;}
       4  int
       5  main(int argc, char** argv)
       6  {
       7    const char *buf = argv[1];
       8    
       9    unsigned int data = (((unsigned int) buf[0]) << 8) + (unsigned int) buf[1];
      10    if (data & 0x8000) {
      11      data &= 0x7fff ;
      12      data ^= 0x7fff ;
      13      data += 1 ;
      14      data *= -1 ;
      15    }
      16    return foo((int)data);
      17  }