diff --git a/test/locale_multithread_test.cpp b/test/locale_multithread_test.cpp
new file mode 100644
index 0000000..fbe9b25
--- /dev/null
+++ b/test/locale_multithread_test.cpp
@@ -0,0 +1,32 @@
+#include <iostream>
+#include <boost/thread.hpp>
+#include <boost/filesystem/path.hpp>
+
+using std::cout;
+using std::endl;
+
+namespace
+{
+  void f1()
+  { 
+    cout << "f1()" << endl;
+
+  } 
+  void f2()
+  {
+    cout << "f2()" << endl;
+  }
+
+}
+
+int main()
+{
+  boost::thread t1(f1);
+  boost::thread t2(f2);
+
+  cout << "t1.join()" << endl;
+  t1.join();
+  cout << "t2.join()" << endl;
+  t2.join();
+  cout << "all done" << endl;
+}
\ No newline at end of file
diff --git a/test/msvc10/filesystem-v3.sln b/test/msvc10/filesystem-v3.sln
index 8cc6d91..f7dfd55 100644
--- a/test/msvc10/filesystem-v3.sln
+++ b/test/msvc10/filesystem-v3.sln
@@ -110,6 +110,8 @@ Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "path_timings", "path_timing
 		{FFD738F7-96F0-445C-81EA-551665EF53D1} = {FFD738F7-96F0-445C-81EA-551665EF53D1}
 	EndProjectSection
 EndProject
+Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "locale_multihread_test", "locale_multihread_test\locale_multihread_test.vcxproj", "{D47F31DB-5BED-4A49-B79E-2E3CC63950ED}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Win32 = Debug|Win32
@@ -232,6 +234,10 @@ Global
 		{3AB1E2A1-9616-4E91-83F4-1D7A33A586DE}.Debug|Win32.Build.0 = Debug|Win32
 		{3AB1E2A1-9616-4E91-83F4-1D7A33A586DE}.Release|Win32.ActiveCfg = Release|Win32
 		{3AB1E2A1-9616-4E91-83F4-1D7A33A586DE}.Release|Win32.Build.0 = Release|Win32
+		{D47F31DB-5BED-4A49-B79E-2E3CC63950ED}.Debug|Win32.ActiveCfg = Debug|Win32
+		{D47F31DB-5BED-4A49-B79E-2E3CC63950ED}.Debug|Win32.Build.0 = Debug|Win32
+		{D47F31DB-5BED-4A49-B79E-2E3CC63950ED}.Release|Win32.ActiveCfg = Release|Win32
+		{D47F31DB-5BED-4A49-B79E-2E3CC63950ED}.Release|Win32.Build.0 = Release|Win32
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE