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Use stl_algobase.h for ICC and Clang compilers using libstdc++

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Ion Gaztañaga
2014-11-29 23:41:24 +01:00
parent 85b41c26d4
commit 36f74c5719
1 changed files with 10 additions and 6 deletions
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16
include/boost/move/adl_move_swap.hpp
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@@ -25,10 +25,12 @@
//Try to avoid including <algorithm>, as it's quite big
#if defined(_MSC_VER) && defined(BOOST_DINKUMWARE_STDLIB)
#include <utility> //Dinkum libraries define std::swap in utility which is lighter than algorithm
#elif defined(BOOST_GCC) && defined(BOOST_GNU_STDLIB)
#if (__GNUC__ < 4) || ((__GNUC__ == 4) && (__GNUC_MINOR__ < 3))
#include <bits/stl_algobase.h> //algobase is lighter than <algorithm>
#elif ((__GNUC__ == 4) && (__GNUC_MINOR__ == 3))
#elif defined(BOOST_GNU_STDLIB)
//For non-GCC compilers, where GNUC version is not very reliable, or old GCC versions
//use the good old stl_algobase header, which is quite lightweight
#if !defined(BOOST_GCC) || ((__GNUC__ < 4) || ((__GNUC__ == 4) && (__GNUC_MINOR__ < 3)))
#include <bits/stl_algobase.h>
#elif (__GNUC__ == 4) && (__GNUC_MINOR__ == 3)
//In GCC 4.3 a tiny stl_move.h was created with swap and move utilities
#include <bits/stl_move.h>
#else
@@ -37,8 +39,10 @@
#endif
#elif defined(_LIBCPP_VERSION)
#include <type_traits> //The initial import of libc++ defines std::swap and still there
#else //Fallback
#include <algorithm>
#elif __cplusplus >= 201103L
#include <utility> //Fallback for C++ >= 2011
#else
#include <algorithm> //Fallback for C++98/03
#endif
#include <boost/move/utility_core.hpp> //for boost::move