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fixed defaulted moves on older compilers

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Andrzej Krzemienski committed 2017-11-07 23:34:41 +01:00
1 parent 40f7c97292
commit 7541076cf1
4 files changed
+12 -10
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include/boost/optional/detail/optional_config.hpp
+7 -5
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@@ -114,14 +114,16 @@
#endif
// Detection of correctly implemented defaulted functions
// Detect suport for defaulting move operations
// (some older compilers implement rvalue references,
// defaulted funcitons but move operations are not special members and cannot be defaulted)
#ifdef BOOST_NO_CXX11_DEFAULTED_FUNCTIONS
# define BOOST_OPTIONAL_DETAIL_NO_DEFAULTED_FUNCTIONS
# define BOOST_OPTIONAL_DETAIL_NO_DEFAULTED_MOVE_FUNCTIONS
#elif BOOST_WORKAROUND(BOOST_MSVC, < 1900)
// on MSVC 12.0 move constructor and move assignment are not reconized as special functions
// and they cannot be defaulted
# define BOOST_OPTIONAL_DETAIL_NO_DEFAULTED_FUNCTIONS
# define BOOST_OPTIONAL_DETAIL_NO_DEFAULTED_MOVE_FUNCTIONS
#elif BOOST_WORKAROUND(BOOST_GCC_VERSION, < 40600)
# define BOOST_OPTIONAL_DETAIL_NO_DEFAULTED_MOVE_FUNCTIONS
#endif