Mercurial > hg > octave-lyh > gnulib-hg
changeset 6539:5a1c91276525
* regex_internal.h (BITSET_WORD_BITS):
Work around a bug in 64-bit PGC (before version 6.1-2), where the
preprocessor mishandles large unsigned values as if they were signed.
author | Paul Eggert <eggert@cs.ucla.edu> |
---|---|
date | Tue, 10 Jan 2006 20:14:43 +0000 |
parents | d9545f97fc1f |
children | 904f6a889206 |
files | lib/ChangeLog lib/regex_internal.h |
diffstat | 2 files changed, 13 insertions(+), 1 deletions(-) [+] |
line wrap: on
line diff
--- a/lib/ChangeLog +++ b/lib/ChangeLog @@ -1,3 +1,11 @@ +2006-01-10 Paul Eggert <eggert@cs.ucla.edu> + + * regex_internal.h (BITSET_WORD_BITS): + Work around a bug in 64-bit PGC (before version 6.1-2), where the + preprocessor mishandles large unsigned values as if they were signed. + Problem reported by Claudio Fontana in + <http://lists.gnu.org/archive/html/bug-gnulib/2005-12/msg00061.html>. + 2006-01-10 Simon Josefsson <jas@extundo.com> * socket_.h: New file.
--- a/lib/regex_internal.h +++ b/lib/regex_internal.h @@ -1,5 +1,5 @@ /* Extended regular expression matching and search library. - Copyright (C) 2002, 2003, 2004, 2005 Free Software Foundation, Inc. + Copyright (C) 2002, 2003, 2004, 2005, 2006 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Isamu Hasegawa <isamu@yamato.ibm.com>. @@ -182,6 +182,10 @@ # if BITSET_WORD_BITS <= SBC_MAX # error "Invalid SBC_MAX" # endif + #elif BITSET_WORD_MAX == (0xffffffff + 2) * 0xffffffff +/* Work around a bug in 64-bit PGC (before version 6.1-2), where the + preprocessor mishandles large unsigned values as if they were signed. */ +# define BITSET_WORD_BITS 64 #else # error "Add case for new bitset_word size" #endif