src/cxx_supportlib/vendor-modified/boost/intrusive/detail/workaround.hpp in passenger-6.0.16 vs src/cxx_supportlib/vendor-modified/boost/intrusive/detail/workaround.hpp in passenger-6.0.17

@@ -46,10 +46,10 @@
 #elif defined(BOOST_INTRUSIVE_FORCEINLINE_IS_BOOST_FORCELINE)
    #define BOOST_INTRUSIVE_FORCEINLINE BOOST_FORCEINLINE
 #elif defined(BOOST_MSVC) && (_MSC_VER < 1900 || defined(_DEBUG))
    //"__forceinline" and MSVC seems to have some bugs in old versions and in debug mode
    #define BOOST_INTRUSIVE_FORCEINLINE inline
-#elif defined(BOOST_GCC) && (__GNUC__ <= 5)
+#elif defined(BOOST_GCC) && ((__GNUC__ <= 5) || defined(__MINGW32__))
    //Older GCCs have problems with forceinline
    #define BOOST_INTRUSIVE_FORCEINLINE inline
 #else
    #define BOOST_INTRUSIVE_FORCEINLINE BOOST_FORCEINLINE
 #endif