FM / std

/usr/include/boost/predef/library/std

Name	Size	Mode	Actions
cxx.h	1073	0644	edit dl rm
dinkumware.h	1431	0644	edit dl rm
libcomo.h	1160	0644	edit dl rm
modena.h	1151	0644	edit dl rm
msl.h	1316	0644	edit dl rm
roguewave.h	1455	0644	edit dl rm
sgi.h	1226	0644	edit dl rm
stdcpp3.h	1351	0644	edit dl rm
stlport.h	1772	0644	edit dl rm
vacpp.h	1050	0644	edit dl rm
_prefix.h	825	0644	edit dl rm

Edit: /usr/include/boost/predef/library/std/cxx.h (1073B)

/*
Copyright Rene Rivera 2011-2015
Distributed under the Boost Software License, Version 1.0.
(See accompanying file LICENSE_1_0.txt or copy at
http://www.boost.org/LICENSE_1_0.txt)
*/

#ifndef BOOST_PREDEF_LIBRARY_STD_CXX_H
#define BOOST_PREDEF_LIBRARY_STD_CXX_H

#include <boost/predef/library/std/_prefix.h>

#include <boost/predef/version_number.h>
#include <boost/predef/make.h>

/* tag::reference[]
= `BOOST_LIB_STD_CXX`

http://libcxx.llvm.org/[libc++] {CPP} Standard Library.

[options="header"]
|===
| {predef_symbol} | {predef_version}

| `+_LIBCPP_VERSION+` | {predef_detection}

| `+_LIBCPP_VERSION+` | V.0.P
|===
*/ // end::reference[]

#define BOOST_LIB_STD_CXX BOOST_VERSION_NUMBER_NOT_AVAILABLE

#if defined(_LIBCPP_VERSION)
#   undef BOOST_LIB_STD_CXX
#   define BOOST_LIB_STD_CXX BOOST_PREDEF_MAKE_10_VPPP(_LIBCPP_VERSION)
#endif

#if BOOST_LIB_STD_CXX
#   define BOOST_LIB_STD_CXX_AVAILABLE
#endif

#define BOOST_LIB_STD_CXX_NAME "libc++"

#endif

#include <boost/predef/detail/test.h>
BOOST_PREDEF_DECLARE_TEST(BOOST_LIB_STD_CXX,BOOST_LIB_STD_CXX_NAME)

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