Delete questionable tests.

From-SVN: r28448

gcc/testsuite/gcc.c-torture/unsorted/i386bug.c

-typedef union {
-    struct {
-	long RH, LH;
-    } v;
-    struct {
-	unsigned char B1;
-    } u;
-} twohalves;
-
-
-typedef union {
-    long cint;
-    twohalves hhfield;
-
-} memoryword;
-
-
-extern  memoryword mem[262];
-
-long znewstructure ( p )
-long p;
-{
-  long q, r;
-    {
-      q = mem [ p + 2 ] .hhfield .v.RH;
-      r = mem [ q + 1 ] .hhfield .v.LH;
-      do {
-	  q = r;
-	r = mem [ r ] .hhfield .v.RH;
-      } while ( ! ( r == p ) );
-      r = foo((long) ( 3 ));
-      mem [ q ] .hhfield .v.RH = r;
-      mem [ r + 2 ] = mem [ p + 2 ];
-      if ( mem [ p + 2 ] .hhfield .v.LH  == 0 )
-      {
-	q = mem [ p + 2 ] .hhfield .v.RH + 1;
-	while ( mem [ q ] .hhfield .v.RH != p ) q = mem [ q ] .hhfield .v.RH;
-	mem [ q ] .hhfield .v.RH = r;
-      }
-    }
-  mem [ r ] .hhfield .u.B1  = mem [ p ] .hhfield .u.B1;
-  mem [ r + 1 ] .hhfield .v.LH  = p;
-
-  q = foo((long) ( 3 ));
-
-  mem [ r + 1 ] .hhfield .v.RH = q;
-  mem [ q + 2 ] .hhfield .v.RH = r;
-
-
-  return(r);
-}

gcc/testsuite/gcc.c-torture/unsorted/xxs.c

-void *malloc ();
-struct timeval {
-	long	tv_sec;
-	long	tv_usec;
-};
-struct timezone {
-	int	tz_minuteswest;
-	int	tz_dsttime;
-};
-struct	itimerval {
-	struct	timeval it_interval;
-	struct	timeval it_value;
-};
-typedef	int		sigset_t;
-typedef	unsigned int	speed_t;
-typedef	unsigned long	tcflag_t;
-typedef	unsigned char	cc_t;
-typedef	int		pid_t;
-typedef	unsigned short	mode_t;
-typedef	short		nlink_t;
-typedef	long		clock_t;
-typedef	long		time_t;
-typedef	int		size_t;
-typedef int		ptrdiff_t;
-typedef	unsigned short	wchar_t;
-struct	tm {
-	int	tm_sec;
-	int	tm_min;
-	int	tm_hour;
-	int	tm_mday;
-	int	tm_mon;
-	int	tm_year;
-	int	tm_wday;
-	int	tm_yday;
-	int	tm_isdst;
-	char	*tm_zone;
-	long	tm_gmtoff;
-};
-extern	struct tm *gmtime(), *localtime();
-extern	char *asctime(), *ctime();
-extern	void tzset(), tzsetwall();
-extern  int dysize();
-extern  time_t timelocal(), timegm();
-struct	rusage {
-	struct timeval ru_utime;
-	struct timeval ru_stime;
-	long	ru_maxrss;
-	long	ru_ixrss;
-	long	ru_idrss;
-	long	ru_isrss;
-	long	ru_minflt;
-	long	ru_majflt;
-	long	ru_nswap;
-	long	ru_inblock;
-	long	ru_oublock;
-	long	ru_msgsnd;
-	long	ru_msgrcv;
-	long	ru_nsignals;
-	long	ru_nvcsw;
-	long	ru_nivcsw;
-};
-struct rlimit {
-	int	rlim_cur;
-	int	rlim_max;
-};
-unsigned long
-cputime ()
-{
-    struct rusage rus;
-    getrusage (0, &rus);
-    return (((rus.ru_utime.tv_sec + rus.ru_stime.tv_sec) * 1000000) +
-	    rus.ru_utime.tv_usec + rus.ru_stime.tv_usec) / 1000;
-}
-int
-do_assoc_test (mem, start, cc)
-     register char *mem;
-     register int start;
-     register int cc;
-{
-  register int j;
-  register int ind = start;
-  register int x;
-  for (j = 0x100000; --j >= 0; )
-    {
-      int x = ((volatile char *) mem)[ind];
-      ind -= cc;
-      if (ind < 0)
-	ind = start;
-    }
-  return x;
-}
-int
-determine_assoc (size)
-{
-  register char *mem = malloc (size * (1 << 5 ));
-  int cc = size;
-  int lbsets;
-  int times[5  + 1];
-  for (lbsets = 0; lbsets <= 5; lbsets++)
-    {
-      int t = cputime ();
-      do_assoc_test (mem, (cc << lbsets) - cc, cc);
-      t = cputime () - t;
-      times[lbsets] = t;
-      printf ("sets = %2u: %u ms\n", 1 << lbsets, t);
-    }
-  free (mem);
-  {
-    int max = 1000 * times[1] / times[0];
-    int maxindex = 0;
-    int min = 1000 * times[1] / times[0];
-    int minindex = 0;
-    for (lbsets = 1; lbsets < 4; lbsets++)
-      {
-	int x = 1000 * times[lbsets + 1] / times[lbsets];
-	if (x > max)
-	  {
-	    max = x;
-	    maxindex = lbsets;
-	  }
-	if (x < min)
-	  {
-	    min = x;
-	    minindex = lbsets;
-	  }
-      }
-    if (min * 100 > max * 75)
-      return 0;
-    return 1 << maxindex;
-  }
-}
-do_size_test(mem, size, reps)
-     register int *mem;
-     register int size;
-     register int reps;
-{
-  register int j, i, x;
-  mem += size;
-  for (j = reps; --j >= 0;)
-    for (i = -size; i < 0; i++)
-      x = ((volatile int *) mem)[i];
-}
-int
-determine_size()
-{
-  register int *mem = malloc (1 << 20 );
-  int lbsize;
-  int times[20 ];
-  for (lbsize = 12; lbsize < 20; lbsize++)
-    {
-      int t = cputime ();
-      do_size_test (mem, (1 << lbsize) / sizeof (int) - 64,
-		    0x1000000  >> lbsize);
-      t = cputime () - t;
-      times[lbsize] = t;
-      printf ("size = %2u: %u ms\n", 1 << lbsize, t);
-    }
-  free (mem);
-  {
-    int max = 1000 * times[12  + 1] / times[12 ];
-    int maxindex = 0;
-    int min = 1000 * times[12  + 1] / times[12 ];
-    int minindex = 0;
-    for (lbsize = 12; lbsize < 20  - 1; lbsize++)
-      {
-	int x = 1000 * times[lbsize + 1] / times[lbsize];
-	if (x > max)
-	  {
-	    max = x;
-	    maxindex = lbsize;
-	  }
-	if (x < min)
-	  {
-	    min = x;
-	    minindex = lbsize;
-	  }
-      }
-    if (min * 100 > max * 75)
-      return 0;
-    return 1 << maxindex;
-  }
-}
-int
-main()
-{
-  int size, assoc;
-  size = determine_size();
-  if (size)
-    printf ("I guess this cache is %d bytes.\n", size);
-  else
-    printf ("I can't determine the size from this run.\n");
-  if (size == 0)
-    size = 65536;
-  assoc = determine_assoc(size);
-  if (assoc > 1)
-    printf ("I guess this cache is %d-way set associative.\n", assoc);
-  else if (assoc == 1)
-    printf ("I guess this cache is direct mapped.\n");
-  else
-    printf ("I can't determine the associativity from this run.\n");
-  return 0;
-}