diff --git a/src/path.cpp b/src/path.cpp
index a4588654..8d8161c9 100644
--- a/src/path.cpp
+++ b/src/path.cpp
@@ -125,6 +125,10 @@ namespace boost
 {
 namespace filesystem
 {
+  BOOST_CONSTEXPR value_type path::separator;
+  BOOST_CONSTEXPR value_type path::preferred_separator;
+  BOOST_CONSTEXPR value_type path::dot;
+
   path& path::operator/=(const path& p)
   {
     if (p.empty())
diff --git a/test/path_test.cpp b/test/path_test.cpp
index 99a5ee70..3f57550f 100644
--- a/test/path_test.cpp
+++ b/test/path_test.cpp
@@ -1939,6 +1939,12 @@ static boost::filesystem::path ticket_6737 = "FilePath";  // #6737 reported this
                                                           // on VC++ debug mode build 
 const boost::filesystem::path ticket_6690("test");  // #6690 another V++ static init crash
 
+void ticket_12759(const path::value_type &) {
+  ticket_12759(path::separator);
+  ticket_12759(path::preferred_separator);
+  ticket_12759(path::dot);
+}
+
 //--------------------------------------------------------------------------------------//
 //                                                                                      //
 //                                     main                                             //