Merge branch 'develop' into issue_305

doc/macro_reference.qbk

@@ -979,6 +979,7 @@ provide compliant C++17 support.
 [[Macro ][ Description ]]
 [[`BOOST_INLINE_VARIABLE`][This macro expands to `inline` on compilers that support C++17 inline variables and to nothing otherwise. Users may need to check for `BOOST_NO_CXX17_INLINE_VARIABLES` for further adjustments to the code.]]
 [[`BOOST_IF_CONSTEXPR`][Expands to `if constexpr` when supported, or `if` otherwise.]]
+[[`BOOST_INLINE_CONSTEXPR`][This is a shortcut for `BOOST_INLINE_VARIABLE BOOST_CONSTEXPR_OR_CONST`.]]
 ]
 
 [endsect]

include/boost/config/detail/suffix.hpp

@@ -1011,6 +1011,8 @@ namespace std{ using ::type_info; }
 #  define BOOST_IF_CONSTEXPR if
 #endif
 
+#define BOOST_INLINE_CONSTEXPR  BOOST_INLINE_VARIABLE BOOST_CONSTEXPR_OR_CONST
+
 //
 // Unused variable/typedef workarounds:
 //

include/boost/config/stdlib/dinkumware.hpp

@@ -86,6 +86,7 @@
 #  define BOOST_NO_STD_LOCALE
 #endif
 
+#if BOOST_MSVC < 1800
 // Fix for VC++ 8.0 on up ( I do not have a previous version to test )
 // or clang-cl. If exceptions are off you must manually include the 
 // <exception> header before including the <typeinfo> header. Admittedly 
@@ -100,6 +101,7 @@
    && !defined(__VXWORKS__)
 #  define BOOST_NO_STD_TYPEINFO
 #endif  
+#endif
 
 //  C++0x headers implemented in 520 (as shipped by Microsoft)
 //