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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [gcc/] [testsuite/] [gcc.dg/] [torture/] [pr42363.c] - Rev 754

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/* 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 ())
    ;
}
 

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