Mercurial > hg > octave-kai > gnulib-hg
changeset 6596:043388377196
Work around HP-UX and AIX C compiler bugs with built-in _Bool.
author | Bruno Haible <bruno@clisp.org> |
---|---|
date | Tue, 24 Jan 2006 21:44:37 +0000 |
parents | 0c67f1400c5b |
children | 9760557db4e2 |
files | lib/ChangeLog lib/stdbool_.h |
diffstat | 2 files changed, 19 insertions(+), 2 deletions(-) [+] |
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--- a/lib/ChangeLog +++ b/lib/ChangeLog @@ -1,3 +1,9 @@ +2006-01-24 Bruno Haible <bruno@clisp.org> + + * stdbool_.h (_Bool) [HP-UX cc, AIX cc,xlc] : Define as 'signed char' + to avoid problems with the built-in _Bool type. + Reported by Paul Eggert on 2005-11-26. + 2006-01-24 Jim Meyering <jim@meyering.net> * socket_.h: Remove useless parentheses in uses of cpp `defined'.
--- a/lib/stdbool_.h +++ b/lib/stdbool_.h @@ -1,4 +1,4 @@ -/* Copyright (C) 2001, 2002, 2003 Free Software Foundation, Inc. +/* Copyright (C) 2001, 2002, 2003, 2006 Free Software Foundation, Inc. Written by Bruno Haible <haible@clisp.cons.org>, 2001. This program is free software; you can redistribute it and/or modify @@ -71,7 +71,18 @@ (see ISO C 99 6.3.1.1.(2)). So we add a negative value to the enum; this ensures that '_Bool' promotes to 'int'. */ #if !(defined __cplusplus || defined __BEOS__) -# if !@HAVE__BOOL@ +# if @HAVE__BOOL@ +# if defined __HP_cc || defined __xlc__ + /* Some HP-UX cc and AIX IBM C compiler versions have compiler bugs when + the built-in _Bool type is used. See + http://gcc.gnu.org/ml/gcc-patches/2003-12/msg02303.html + http://lists.gnu.org/archive/html/bug-coreutils/2005-11/msg00161.html + http://lists.gnu.org/archive/html/bug-coreutils/2005-10/msg00086.html + Override it. */ +# define _Bool signed char +enum { false = 0, true = 1 }; +# endif +# else # if defined __SUNPRO_C && (__SUNPRO_C < 0x550 || __STDC__ == 1) /* Avoid stupid "warning: _Bool is a keyword in ISO C99". */ # define _Bool signed char