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/* { dg-do assemble } */

/* { dg-options "-O2" } */

/* Checking that the "b" constraint is accepted, for all target variants.  */

long sys_ipc (void)

{

  long __gu_err = -14;

  long dummy_for_get_user_asm_64_;

  __asm__ __volatile__( "move.d [%1+],%0\n"

                        : "=r" (__gu_err), "=b" (dummy_for_get_user_asm_64_)

                        : "0" (__gu_err));

  return __gu_err;

}