1  /* { dg-do compile } */
       2  /* { dg-options "-mno-lock" } */
       3  /* Would also like to assemble and check that we get the expected
       4     "Error: bad instruction" assembler messages, but at the moment our
       5     testharness can't do that.  */
       6  
       7  int f (void *p)
       8  {
       9    int i;
      10  
      11    __asm__("llock %0, [%1]\n\t"
      12  	  "scond %0, [%1]" : "=&r"(i) : "r"(p));
      13    return i;
      14  }