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Fix AC_C_RESTRICT for Sun Studio 12 C++.

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* lib/autoconf/c.m4 (AC_C_RESTRICT): Newer Sun Studio C provides
__restrict__ rather than _Restrict, which still trips up Sun
Studio 12 C++.
* THANKS: Update.
Reported by Rolf Vandevaart.

Signed-off-by: Eric Blake <ebb9@byu.net>
This commit is contained in:
Eric Blake 2009-01-28 09:57:08 -07:00
parent 65c175502a
commit aa30765d64
3 changed files with 18 additions and 7 deletions
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9
ChangeLog
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@ -1,3 +1,12 @@
2009-01-28 Eric Blake <ebb9@byu.net>
Fix AC_C_RESTRICT for Sun Studio 12 C++.
* lib/autoconf/c.m4 (AC_C_RESTRICT): Newer Sun Studio C provides
__restrict__ rather than _Restrict, which still trips up Sun
Studio 12 C++.
* THANKS: Update.
Reported by Rolf Vandevaart.
2009-01-28 Eric Blake <ebb9@byu.net>
Fix years in copyright notices.

1
THANKS
View File

@ -304,6 +304,7 @@ Roberto Bagnara bagnara@cs.unipr.it
Roger Leigh rleigh@whinlatter.ukfsn.org
Roland McGrath roland@gnu.org
Rolf Ebert rolf.ebert.gcc@gmx.de
Rolf Vandevaart Rolf.Vandevaart@sun.com
Romain Lenglet rlenglet@users.forge.objectweb.org
Ruediger Kuhlmann info@ruediger-kuhlmann.de
Russ Allbery rra@stanford.edu

15
lib/autoconf/c.m4
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@ -1,7 +1,7 @@
# This file is part of Autoconf. -*- Autoconf -*-
# Programming languages support.
# Copyright (C) 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008 Free
# Software Foundation, Inc.
# Copyright (C) 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009
# Free Software Foundation, Inc.
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
@ -1604,13 +1604,14 @@ AC_DEFUN([AC_C_RESTRICT],
nothing if this is not supported. Do not define if restrict is
supported directly. */
#undef restrict
/* Work around a bug in Sun C++: it does not support _Restrict, even
though the corresponding Sun C compiler does, which causes
"#define restrict _Restrict" in the previous line. Perhaps some future
version of Sun C++ will work with _Restrict; if so, it'll probably
define __RESTRICT, just as Sun C does. */
/* Work around a bug in Sun C++: it does not support _Restrict or
__restrict__, even though the corresponding Sun C compiler ends up with
"#define restrict _Restrict" or "#define restrict __restrict__" in the
previous line. Perhaps some future version of Sun C++ will work with
restrict; if so, hopefully it defines __RESTRICT like Sun C does. */
#if defined __SUNPRO_CC && !defined __RESTRICT
# define _Restrict
# define __restrict__
#endif])
case $ac_cv_c_restrict in
restrict) ;;