diff --git a/include/boost/config/compiler/gcc.hpp b/include/boost/config/compiler/gcc.hpp
index e4524a6a..5d9c75a2 100644
--- a/include/boost/config/compiler/gcc.hpp
+++ b/include/boost/config/compiler/gcc.hpp
@@ -146,9 +146,6 @@
 #  endif
 #endif
 
-// C++0x features not implemented in any GCC version
-//
-#define BOOST_NO_TEMPLATE_ALIASES
 
 // C++0x features in 4.3.n and later
 //
@@ -218,6 +215,9 @@
 #define BOOST_NO_UNIFIED_INITIALIZATION_SYNTAX
 #endif
 
+#if __GNUC__ < 4 || (__GNUC__ == 4 && __GNUC_MINOR__ < 7) || !defined(__GXX_EXPERIMENTAL_CXX0X__)
+#  define BOOST_NO_TEMPLATE_ALIASES
+#endif
 // C++0x features not supported at all yet
 //
 #define BOOST_NO_DECLTYPE_N3276
diff --git a/include/boost/config/stdlib/libstdcpp3.hpp b/include/boost/config/stdlib/libstdcpp3.hpp
index 281f56ff..57d880bf 100644
--- a/include/boost/config/stdlib/libstdcpp3.hpp
+++ b/include/boost/config/stdlib/libstdcpp3.hpp
@@ -148,12 +148,17 @@
 #if __GNUC__ < 4 || (__GNUC__ == 4 && __GNUC_MINOR__ < 6) || !defined(__GXX_EXPERIMENTAL_CXX0X__)
 #  define BOOST_NO_CXX11_HDR_TYPEINDEX
 #endif
+
+//  C++0x features in GCC 4.7.0 and later
+//
+#if __GNUC__ < 4 || (__GNUC__ == 4 && __GNUC_MINOR__ < 7) || !defined(__GXX_EXPERIMENTAL_CXX0X__)
+#  define BOOST_NO_CXX11_ALLOCATOR
+#endif
 //  C++0x headers not yet (fully!) implemented
 //
 #  define BOOST_NO_CXX11_HDR_THREAD
 #  define BOOST_NO_CXX11_HDR_TYPE_TRAITS
 #  define BOOST_NO_CXX11_HDR_CODECVT
-#  define BOOST_NO_CXX11_ALLOCATOR
 #  define BOOST_NO_CXX11_ATOMIC_SMART_PTR
 
 //  --- end ---
diff --git a/test/boost_no_cxx11_allocator.ipp b/test/boost_no_cxx11_allocator.ipp
index 2799daa9..2865fb7d 100644
--- a/test/boost_no_cxx11_allocator.ipp
+++ b/test/boost_no_cxx11_allocator.ipp
@@ -17,13 +17,13 @@ namespace boost_no_cxx11_allocator {
 int test()
 {
    std::pointer_traits<char*>* p = 0;
-   std::pointer_safety s = std::relaxed;
+   //std::pointer_safety s = std::relaxed;
 
-   char* (*l_undeclare_reachable)(char *p) = std::undeclare_reachable;
-   void (*l_declare_no_pointers)(char *p, size_t n) = std::declare_no_pointers;
-   void (*l_undeclare_no_pointers)(char *p, size_t n) = std::undeclare_no_pointers;
-   std::pointer_safety (*l_get_pointer_safety)() = std::get_pointer_safety;
-   void* (*l_align)(std::size_t alignment, std::size_t size, void *&ptr, std::size_t& space) = std::align;
+   //char* (*l_undeclare_reachable)(char *p) = std::undeclare_reachable;
+   //void (*l_declare_no_pointers)(char *p, size_t n) = std::declare_no_pointers;
+   //void (*l_undeclare_no_pointers)(char *p, size_t n) = std::undeclare_no_pointers;
+   //std::pointer_safety (*l_get_pointer_safety)() = std::get_pointer_safety;
+   //void* (*l_align)(std::size_t alignment, std::size_t size, void *&ptr, std::size_t& space) = std::align;
    std::allocator_arg_t aat;
    std::uses_allocator<int, std::allocator<int> > ua;
    std::allocator_traits<std::allocator<int> > at;
diff --git a/test/boost_no_cxx11_hdr_chrono.ipp b/test/boost_no_cxx11_hdr_chrono.ipp
index 4cbc4ff3..701b024e 100644
--- a/test/boost_no_cxx11_hdr_chrono.ipp
+++ b/test/boost_no_cxx11_hdr_chrono.ipp
@@ -23,7 +23,7 @@ int test()
   using std::chrono::minutes;
   using std::chrono::hours;
   using std::chrono::system_clock;
-  using std::chrono::monotonic_clock;
+  using std::chrono::steady_clock;
   using std::chrono::high_resolution_clock;
   return 0;
 }