+++ /dev/null
-#include <signal.h>
-
-long double dnan = 1.0l/0.0l - 1.0l/0.0l;
-long double x = 1.0l;
-
-void leave ()
-{
- exit (0);
-}
-
-main ()
-{
-#if ! defined (__vax__) && ! defined (_CRAY)
- /* Move this line earlier, for architectures (like alpha) that issue
- SIGFPE on the first comparisons. */
-#ifndef SIGNAL_SUPPRESS
- /* Some machines catches a SIGFPE when a NaN is compared.
- Let this test succeed o such machines. */
- signal (SIGFPE, leave);
-#endif
- /* NaN is an IEEE unordered operand. All these test should be false. */
- if (dnan == dnan)
- abort ();
- if (dnan != x)
- x = 1.0;
- else
- abort ();
-
- if (dnan < x)
- abort ();
- if (dnan > x)
- abort ();
- if (dnan <= x)
- abort ();
- if (dnan >= x)
- abort ();
- if (dnan == x)
- abort ();
-#endif
- exit (0);
-}