1  /* { dg-do compile } */
       2  /* { dg-require-effective-target ia32 } */
       3  /* { dg-options "-O2 -mcrc32 -std=gnu89" } */
       4  /* { dg-final { scan-assembler "__builtin_ia32_crc32di" } } */
       5  
       6  unsigned long long
       7  crc32d (unsigned long long x, unsigned long long y)
       8  {
       9    return __builtin_ia32_crc32di (x, y);
      10  }