Update.

2002-01-23  Richard Henderson  <rth@redhat.com>

	* sysdeps/alpha/Makefile (pic-ccflag): New variable.

2002-01-28  Ulrich Drepper  <drepper@redhat.com>

	* string/strxfrm.c: Allocate one more byte for rulearr and clear
	this element [PR libc/2855].

	* string/strcoll.c: Handle zero-length arguments specially
	[PR libc/2856].

2002-01-23  Jakub Jelinek  <jakub@redhat.com>

	* string/bits/string2.h (__mempcpy): For gcc 3.0+, don't use
	__mempcpy_small but instead use __builtin_memcpy ( , , n) + n for
	short lengths and constant src.
	(strcpy): Don't optimize for gcc 3.0+.
	(__stpcpy): For gcc 3.0+, don't use
	__stpcpy_small but instead use __builtin_strcpy (, src) + strlen (src)
	for short string literal src.

2002-01-23  Jeroen Dobbelaere  <jeroen.dobbelaere@acunia.com>

	* sysdeps/unix/sysv/linux/configure.in (libc_cv_gcc_unwind_find_fde):
	Set for arm, too.

2001-01-22  Paul Eggert  <eggert@twinsun.com>

	* manual/llio.texi (Linked Channels, Cleaning Streams):
	Make it clearer that a just-opened input stream might need cleaning.

2002-01-21  H.J. Lu  <hjl@gnu.org>

	* sysdeps/mips/dl-machine.h (ELF_MACHINE_BEFORE_RTLD_RELOC):
	Don't use label at end of compound statement.

1 files changed, 5 insertions, 1 deletions

diff --git a/string/strcoll.c b/string/strcoll.c
index f22bd101b2..0f3bd20a79 100644
--- a/string/strcoll.c
+++ b/string/strcoll.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1995,96,97,98,99,2000,2001 Free Software Foundation, Inc.
+/* Copyright (C) 1995,96,97,98,99,2000,2001,2002 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Written by Ulrich Drepper <drepper@cygnus.com>, 1995.
 
@@ -137,6 +137,10 @@ STRCOLL (s1, s2, l)
   s1len = STRLEN (s1);
   s2len = STRLEN (s2);
 
+  /* Catch empty strings.  */
+  if (__builtin_expect (s1len == 0, 0) || __builtin_expect (s2len == 0, 0))
+    return (s1len != 0) - (s2len != 0);
+
   /* We need the elements of the strings as unsigned values since they
      are used as indeces.  */
   us1 = (const USTRING_TYPE *) s1;