diff --git a/test/boost_no_stdc_namespace.ipp b/test/boost_no_stdc_namespace.ipp
index f105b2fe..993aec74 100644
--- a/test/boost_no_stdc_namespace.ipp
+++ b/test/boost_no_stdc_namespace.ipp
@@ -33,7 +33,7 @@ int test()
    std::isalpha(c);
    std::ispunct(c);
 #endif
-   std::strlen(&c);
+   (void)std::strlen(&c);
    std::clock();
 
    return 0;
diff --git a/test/no_using_breaks_adl_fail.cpp b/test/no_using_breaks_adl_fail.cpp
index 719c517b..25d28ec3 100644
--- a/test/no_using_breaks_adl_fail.cpp
+++ b/test/no_using_breaks_adl_fail.cpp
@@ -31,6 +31,6 @@
 
 int cpp_main( int, char *[] )
 {
-   return ::test();
+   return boost_function_scope_using_declaration_breaks_adl::test();
 }  
    
diff --git a/test/no_using_breaks_adl_pass.cpp b/test/no_using_breaks_adl_pass.cpp
index 23110b65..a6c28905 100644
--- a/test/no_using_breaks_adl_pass.cpp
+++ b/test/no_using_breaks_adl_pass.cpp
@@ -26,11 +26,11 @@
 #ifndef BOOST_FUNCTION_SCOPE_USING_DECLARATION_BREAKS_ADL
 #include "boost_no_using_breaks_adl.cxx"
 #else
-namespace  = empty_boost;
+namespace boost_function_scope_using_declaration_breaks_adl = empty_boost;
 #endif
 
 int cpp_main( int, char *[] )
 {
-   return ::test();
+   return boost_function_scope_using_declaration_breaks_adl::test();
 }