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authorUlrich Drepper <drepper@redhat.com>2004-12-22 20:10:10 +0000
committerUlrich Drepper <drepper@redhat.com>2004-12-22 20:10:10 +0000
commita334319f6530564d22e775935d9c91663623a1b4 (patch)
treeb5877475619e4c938e98757d518bb1e9cbead751 /math/test-misc.c
parent0ecb606cb6cf65de1d9fc8a919bceb4be476c602 (diff)
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(CFLAGS-tst-align.c): Add -mpreferred-stack-boundary=4.
Diffstat (limited to 'math/test-misc.c')
-rw-r--r--math/test-misc.c114
1 files changed, 11 insertions, 103 deletions
diff --git a/math/test-misc.c b/math/test-misc.c
index 862e11f0c3..fa958d486c 100644
--- a/math/test-misc.c
+++ b/math/test-misc.c
@@ -1,5 +1,5 @@
 /* Miscellaneous tests which don't fit anywhere else.
-   Copyright (C) 2000, 2001, 2004, 2005, 2007 Free Software Foundation, Inc.
+   Copyright (C) 2000, 2001 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -44,6 +44,7 @@ main (void)
       }
   }
 
+# if __GNUC__ >= 3 || __GNUC_MINOR__ >= 96
   {
     long double x;
     long double m;
@@ -51,17 +52,17 @@ main (void)
     int e;
     int i;
 
-# if LDBL_MANT_DIG == 64
+#  if LDBL_MANT_DIG == 64
     m = 0xf.fffffffffffffffp-4L;
-# elif LDBL_MANT_DIG == 106
+#  elif LDBL_MANT_DIG == 106
     /* This has to match the mantissa of LDBL_MAX which actually does have a
        missing bit in the middle.  */
     m = 0x1.fffffffffffff7ffffffffffff8p-1L;
-# elif LDBL_MANT_DIG == 113
+#  elif LDBL_MANT_DIG == 113
     m = 0x1.ffffffffffffffffffffffffffffp-1L;
-# else
-#  error "Please adjust"
-# endif
+#  else
+#   error "Please adjust"
+#  endif
 
     for (i = LDBL_MAX_EXP, x = LDBL_MAX; i >= LDBL_MIN_EXP; --i, x /= 2.0L)
       {
@@ -105,8 +106,9 @@ main (void)
       }
 
   }
+# endif
 
-# if 0
+#if 0
   {
     int e;
     long double r = frexpl (LDBL_MIN * LDBL_EPSILON, &e);
@@ -124,7 +126,7 @@ main (void)
 	result = 1;
       }
   }
-# endif
+#endif
 #endif
 
   {
@@ -1141,99 +1143,5 @@ main (void)
   }
 #endif
 
-  /* The tests here are very similar to tests earlier in this file,
-     the important difference is just that there are no intervening
-     union variables that cause some GCC versions to hide possible
-     bugs in nextafter* implementation.  */
-  if (nextafterf (nextafterf (FLT_MIN, FLT_MIN / 2.0), FLT_MIN) != FLT_MIN)
-    {
-      puts ("nextafterf FLT_MIN test failed");
-      result = 1;
-    }
-  if (nextafterf (nextafterf (-FLT_MIN, -FLT_MIN / 2.0), -FLT_MIN)
-      != -FLT_MIN)
-    {
-      puts ("nextafterf -FLT_MIN test failed");
-      result = 1;
-    }
-  if (nextafter (nextafter (DBL_MIN, DBL_MIN / 2.0), DBL_MIN) != DBL_MIN)
-    {
-      puts ("nextafter DBL_MIN test failed");
-      result = 1;
-    }
-  if (nextafter (nextafter (-DBL_MIN, -DBL_MIN / 2.0), -DBL_MIN) != -DBL_MIN)
-    {
-      puts ("nextafter -DBL_MIN test failed");
-      result = 1;
-    }
-#ifndef NO_LONG_DOUBLE
-  if (nextafterl (nextafterl (LDBL_MIN, LDBL_MIN / 2.0), LDBL_MIN)
-      != LDBL_MIN)
-    {
-      puts ("nextafterl LDBL_MIN test failed");
-      result = 1;
-    }
-  if (nextafterl (nextafterl (-LDBL_MIN, -LDBL_MIN / 2.0), -LDBL_MIN)
-      != -LDBL_MIN)
-    {
-      puts ("nextafterl -LDBL_MIN test failed");
-      result = 1;
-    }
-#endif
-
-  volatile float f1 = FLT_MAX;
-  volatile float f2 = FLT_MAX / 2;
-  (void) &f1;
-  (void) &f2;
-  feclearexcept (FE_ALL_EXCEPT);
-  f2 += f1;
-  int fe = fetestexcept (FE_ALL_EXCEPT);
-  if (fe != (FE_OVERFLOW | FE_INEXACT))
-    {
-      printf ("float overflow test failed: %x\n", fe);
-      result = 1;
-    }
-
-  volatile double d1 = DBL_MAX;
-  volatile double d2 = DBL_MAX / 2;
-  (void) &d1;
-  (void) &d2;
-  feclearexcept (FE_ALL_EXCEPT);
-  d2 += d1;
-  fe = fetestexcept (FE_ALL_EXCEPT);
-  if (fe != (FE_OVERFLOW | FE_INEXACT))
-    {
-      printf ("double overflow test failed: %x\n", fe);
-      result = 1;
-    }
-
-#ifndef NO_LONG_DOUBLE
-  volatile long double ld1 = LDBL_MAX;
-  volatile long double ld2 = LDBL_MAX / 2;
-  (void) &ld1;
-  (void) &ld2;
-  feclearexcept (FE_ALL_EXCEPT);
-  ld2 += ld1;
-  fe = fetestexcept (FE_ALL_EXCEPT);
-  if (fe != (FE_OVERFLOW | FE_INEXACT))
-    {
-      printf ("long double overflow test failed: %x\n", fe);
-      result = 1;
-    }
-#endif
-
-#if !defined NO_LONG_DOUBLE && LDBL_MANT_DIG == 113
-  volatile long double ld3 = 0x1.0000000000010000000100000001p+1;
-  volatile long double ld4 = 0x1.0000000000000000000000000001p+1;
-  (void) &ld3;
-  (void) &ld4;
-  ld3 -= ld4;
-  if (ld3 != 0x1.0p-47)
-    {
-      printf ("long double subtraction test failed %.28La\n", ld3);
-      result = 1;
-    }
-#endif
-
   return result;
 }