Subversion Repositories openrisc_2011-10-31

/* { dg-do compile } */

/* { dg-options -std=gnu89 } */

/* GCC 2.95.2 used to get the following variable argument macro

   expansions wrong.

   Source: Neil Booth, from PR 3852 with persmission.  31 Jul 2001.  */

#define TEST_WORSE(args...) (5, ## args)

#define TEST_BAD(foo, args...) (2, (foo), ## args)

extern void abort ();

static int add (int a, int b)

{

  return a + b;

}

int main ()

{

  /* Would expand to a single closing parenthesis, maybe because of

     the "no args requires space" brokenness.  */

  if (TEST_WORSE () != 5)

    abort ();

  /* The macro would expand to (0, (0) with a missing closing parenthesis.  */

  if (add TEST_BAD (5) != 7)

    abort ();

  return 0;

}