Subversion Repositories openrisc_2011-10-31

/* PR middle-end/pr42363, extended from the test for PR middle-end/37913.  */

/* { dg-do compile } */

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

void foo (void) __attribute__ ((noreturn));

static int __attribute__ ((noreturn))

bar (void)

{

  foo ();

}

int

baz (void)

{

  int i = bar ();

  return i + 1;

}

int fooz (void) __attribute__ ((noreturn));

static int __attribute__ ((noreturn))

bart (void)

{

  return fooz (); /* { dg-warning "noreturn" } */

}

int bazr (void)

{

  int i = bart ();

  return i + 1;

}

static inline int

bard (void)

{

  return fooz ();

}

int bizr (void)

{

  int i, j;

  i = j = bard ();

  return i + 1;

}

/* This might be regarded as pure and folded, rather than inlined.

   It's pure evil.  */

static int __attribute__ ((pure, const, noreturn))

barf (void)

{

} /* { dg-warning "does return" } */

static int __attribute__ ((pure, const))

bark (void)

{

  barf ();

}

int buzr (void)

{

  int i, j;

  i = j = bark () + bark ();

  return i + 1;

}

int buzt (void)

{

  int i, j;

  i = j = barf () + barf ();

  return i + 1;

}

void bust (void)

{

  while (barf ())

    ;

}