diff options
Diffstat (limited to 'ctype/ctype.c')
-rw-r--r-- | ctype/ctype.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/ctype/ctype.c b/ctype/ctype.c index f9ceb35c08..1c684026fe 100644 --- a/ctype/ctype.c +++ b/ctype/ctype.c @@ -1,4 +1,4 @@ -/* Copyright (C) 1991, 1992, 1997 Free Software Foundation, Inc. +/* Copyright (C) 1991, 1992, 1997, 1999 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 @@ -39,11 +39,11 @@ func (isxdigit, _ISxdigit) int tolower (int c) { - return __tolower (c); + return __c >= -128 && __c < 256 ? __tolower (__c) : __c; } int toupper (int c) { - return __toupper (c); + return __c >= -128 && __c < 256 ? __toupper (__c) : __c; } |