OpenCores
URL https://opencores.org/ocsvn/openrisc/openrisc/trunk

Subversion Repositories openrisc

[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [gcc/] [testsuite/] [gcc.c-torture/] [execute/] [ieee/] [fp-cmp-1.c] - Rev 774

Go to most recent revision | Compare with Previous | Blame | View Log

#ifndef SIGNAL_SUPPRESS
#include <signal.h>
#endif
 
double dnan = 1.0/0.0 - 1.0/0.0;
double x = 1.0;
 
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);
}
 

Go to most recent revision | Compare with Previous | Blame | View Log

powered by: WebSVN 2.1.0

© copyright 1999-2024 OpenCores.org, equivalent to Oliscience, all rights reserved. OpenCores®, registered trademark.