Update.

	* math/Makefile (tests): Add tst-defintions.
	* math/tst-definitions.c: New file.

diff --git a/ChangeLog b/ChangeLog
index 9243186..cd1cd4a 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,8 @@
 2000-08-31  Ulrich Drepper  <drepper@redhat.com>
 
+       * math/Makefile (tests): Add tst-defintions.
+       * math/tst-definitions.c: New file.
+
        * stdlib/Makefile (headers): Add bits/wchar.h.
        * sysdeps/unix/sysv/linux/i386/bits/wchar.h: New file.
        * sysdeps/generic/bits/wchar.h: New file.

diff --git a/math/Makefile b/math/Makefile
index 86a99e1..45df416 100644 (file)
--- a/math/Makefile
+++ b/math/Makefile
@@ -79,7 +79,7 @@ include ../Makeconfig
 
 # Rules for the test suite.
 tests = test-matherr test-fenv atest-exp atest-sincos atest-exp2 basic-test \
-       test-misc test-fpucw
+       test-misc test-fpucw tst-definitions
 # We do the `long double' tests only if this data type is available and
 # distinct from `double'.
 test-longdouble-yes = test-ldouble test-ildoubl

diff --git a/math/tst-definitions.c b/math/tst-definitions.c
new file mode 100644 (file)
index 0000000..9556275
--- /dev/null
+++ b/math/tst-definitions.c
@@ -0,0 +1,47 @@
+/* Copyright (C) 2000 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Ulrich Drepper <drepper@redhat.com>, 2000.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 of the
+   License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
+
+#include <limits.h>
+#include <math.h>
+#include <stdio.h>
+
+
+int
+main (void)
+{
+  int result = 0;
+
+  if (FP_ILOGB0 != INT_MIN && FP_ILOGB0 != -INT_MAX)
+    {
+      puts ("FP_ILOGB0 has no valid value");
+      result = 1;
+    }
+  else
+    puts ("FP_ILOGB0 value is OK");
+
+  if (FP_ILOGBNAN != INT_MIN && FP_ILOGBNAN != INT_MAX)
+    {
+      puts ("FP_ILOBNAN has no valid value");
+      result = 1;
+    }
+  else
+    puts ("FP_ILOGBNAN value is OK");
+
+  return result;
+}

diff --git a/sysdeps/i386/fpu/bits/mathdef.h b/sysdeps/i386/fpu/bits/mathdef.h
index 70429ff..31ca7c7 100644 (file)
--- a/sysdeps/i386/fpu/bits/mathdef.h
+++ b/sysdeps/i386/fpu/bits/mathdef.h
@@ -38,8 +38,8 @@ typedef long double double_t; /* `double' expressions are evaluated as
 # define INFINITY      HUGE_VALF
 
 /* The values returned by `ilogb' for 0 and NaN respectively.  */
-# define FP_ILOGB0     (-2147483648)
-# define FP_ILOGBNAN   (-2147483648)
+# define FP_ILOGB0     (-2147483647 - 1)
+# define FP_ILOGBNAN   (-2147483647 - 1)
 
 /* Number of decimal digits for the `long double' type.  */
 # define DECIMAL_DIG   18

diff --git a/sysdeps/m68k/fpu/bits/mathdef.h b/sysdeps/m68k/fpu/bits/mathdef.h
index 7b09882..c3365a7 100644 (file)
--- a/sysdeps/m68k/fpu/bits/mathdef.h
+++ b/sysdeps/m68k/fpu/bits/mathdef.h
@@ -38,7 +38,7 @@ typedef long double double_t; /* `double' expressions are evaluated as
 # define INFINITY      HUGE_VALF
 
 /* The values returned by `ilogb' for 0 and NaN respectively.  */
-# define FP_ILOGB0     (-2147483648)
+# define FP_ILOGB0     (-2147483647 - 1)
 # define FP_ILOGBNAN   (2147483647)
 
 /* Number of decimal digits for the `long double' type.  */