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acinclude.m4: Check for <stdalign.h> 

* acinclude.m4: Check for <stdalign.h>
	* configure: Regenerate.
	* config.h.in: Likewise.
	* include/Makefile.am: Add <cstdalign>.
	* include/Makefile.in: Regenerate.
	* include/c_global/cstdalign: New.
	* testsuite/18_support/headers/cstdalign/std_c++0x_neg.cc: New.
	* doc/xml/manual/backwards_compatibility.xml: Update.
	* doc/xml/manual/status_cxx2011.xml: Update.

From-SVN: r181076
This commit is contained in:
Jonathan Wakely 2011-11-07 08:46:58 +00:00 committed by Jonathan Wakely
parent b3242a4c75
commit e0f0ee74f0
10 changed files with 105 additions and 4 deletions
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12
libstdc++-v3/ChangeLog
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@ -1,3 +1,15 @@
2011-11-07 Jonathan Wakely <jwakely.gcc@gmail.com>
* acinclude.m4: Check for <stdalign.h>
* configure: Regenerate.
* config.h.in: Likewise.
* include/Makefile.am: Add <cstdalign>.
* include/Makefile.in: Regenerate.
* include/c_global/cstdalign: New.
* testsuite/18_support/headers/cstdalign/std_c++0x_neg.cc: New.
* doc/xml/manual/backwards_compatibility.xml: Update.
* doc/xml/manual/status_cxx2011.xml: Update.
2011-11-07 Jonathan Wakely <jwakely.gcc@gmail.com>
PR libstdc++/50982

3
libstdc++-v3/acinclude.m4
View File

@ -1641,6 +1641,9 @@ AC_DEFUN([GLIBCXX_CHECK_C99_TR1], [
# Check for the existence of the <stdbool.h> header.
AC_CHECK_HEADERS(stdbool.h)
# Check for the existence of the <stdalign.h> header.
AC_CHECK_HEADERS(stdalign.h)
CXXFLAGS="$ac_save_CXXFLAGS"
AC_LANG_RESTORE
])

3
libstdc++-v3/config.h.in
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@ -330,6 +330,9 @@
/* Define to 1 if you have the `sqrtl' function. */
#undef HAVE_SQRTL
/* Define to 1 if you have the <stdalign.h> header file. */
#undef HAVE_STDALIGN_H
/* Define to 1 if you have the <stdbool.h> header file. */
#undef HAVE_STDBOOL_H

14
libstdc++-v3/configure vendored
View File

@ -19102,6 +19102,20 @@ _ACEOF
fi
done
# Check for the existence of the <stdalign.h> header.
for ac_header in stdalign.h
do :
ac_fn_cxx_check_header_mongrel "$LINENO" "stdalign.h" "ac_cv_header_stdalign_h" "$ac_includes_default"
if test "x$ac_cv_header_stdalign_h" = x""yes; then :
cat >>confdefs.h <<_ACEOF
#define HAVE_STDALIGN_H 1
_ACEOF
fi
done

2
libstdc++-v3/doc/xml/manual/backwards_compatibility.xml
View File

@ -1135,7 +1135,7 @@ AC_DEFUN([AC_HEADER_STDCXX_11], [
#include &lt;cmath&gt;
#include &lt;csetjmp&gt;
#include &lt;csignal&gt;
// #include &lt;cstdalign&gt;
#include &lt;cstdalign&gt;
#include &lt;cstdarg&gt;
#include &lt;cstdbool&gt;
#include &lt;cstddef&gt;

5
libstdc++-v3/doc/xml/manual/status_cxx2011.xml
View File

@ -253,11 +253,10 @@ particular release.
<entry/>
</row>
<row>
<?dbhtml bgcolor="#B0B0B0" ?>
<entry>18.10</entry>
<entry>Other runtime support</entry>
<entry>Partial</entry>
<entry>Missing <filename class="headerfile">&lt;cstdalign&gt;</filename> </entry>
<entry>Y</entry>
<entry/>
</row>
<row>
<entry>

1
libstdc++-v3/include/Makefile.am
View File

@ -634,6 +634,7 @@ c_base_headers = \
${c_base_srcdir}/cmath \
${c_base_srcdir}/csetjmp \
${c_base_srcdir}/csignal \
${c_base_srcdir}/cstdalign \
${c_base_srcdir}/cstdarg \
${c_base_srcdir}/cstdbool \
${c_base_srcdir}/cstddef \

1
libstdc++-v3/include/Makefile.in
View File

@ -885,6 +885,7 @@ c_base_headers = \
${c_base_srcdir}/cmath \
${c_base_srcdir}/csetjmp \
${c_base_srcdir}/csignal \
${c_base_srcdir}/cstdalign \
${c_base_srcdir}/cstdarg \
${c_base_srcdir}/cstdbool \
${c_base_srcdir}/cstddef \

44
libstdc++-v3/include/c_global/cstdalign Normal file
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@ -0,0 +1,44 @@
// <cstdalign> -*- C++ -*-
// Copyright (C) 2011 Free Software Foundation, Inc.
//
// This file is part of the GNU ISO C++ Library. This library is free
// software; you can redistribute it and/or modify it under the
// terms of the GNU General Public License as published by the
// Free Software Foundation; either version 3, or (at your option)
// any later version.
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// Under Section 7 of GPL version 3, you are granted additional
// permissions described in the GCC Runtime Library Exception, version
// 3.1, as published by the Free Software Foundation.
// You should have received a copy of the GNU General Public License and
// a copy of the GCC Runtime Library Exception along with this program;
// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
// <http://www.gnu.org/licenses/>.
/** @file include/cstdalign
* This is a Standard C++ Library header.
*/
#pragma GCC system_header
#ifndef _GLIBCXX_CSTDALIGN
#define _GLIBCXX_CSTDALIGN 1
#ifndef __GXX_EXPERIMENTAL_CXX0X__
# include <bits/c++0x_warning.h>
#else
# include <bits/c++config.h>
# if _GLIBCXX_HAVE_STDALIGN_H
# include <stdalign.h>
# endif
#endif
#endif

24
libstdc++-v3/testsuite/18_support/headers/cstdalign/std_c++0x_neg.cc Normal file
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@ -0,0 +1,24 @@
// { dg-do compile }
// { dg-options "-std=gnu++98" }
// Copyright (C) 2011 Free Software Foundation, Inc.
//
// This file is part of the GNU ISO C++ Library. This library is free
// software; you can redistribute it and/or modify it under the
// terms of the GNU General Public License as published by the
// Free Software Foundation; either version 3, or (at your option)
// any later version.
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License along
// with this library; see the file COPYING3. If not see
// <http://www.gnu.org/licenses/>.
#include <cstdalign>
// { dg-error "ISO C.. 2011" "" { target *-*-* } 32 }