diff --git a/include/boost/array.hpp b/include/boost/array.hpp
index b907cf6..0fc35fc 100644
--- a/include/boost/array.hpp
+++ b/include/boost/array.hpp
@@ -125,14 +125,14 @@ namespace boost {
             return BOOST_ASSERT_MSG( i < N, "out of range" ), elems[i]; 
         }
         
-        BOOST_CONSTEXPR const_reference operator[](size_type i) const 
+        /*BOOST_CONSTEXPR*/ const_reference operator[](size_type i) const 
         {     
             return BOOST_ASSERT_MSG( i < N, "out of range" ), elems[i]; 
         }
 
         // at() with range check
-        reference                       at(size_type i)       { return rangecheck(i), elems[i]; }
-        BOOST_CONSTEXPR const_reference at(size_type i) const { return rangecheck(i), elems[i]; }
+        reference                           at(size_type i)       { return rangecheck(i), elems[i]; }
+        /*BOOST_CONSTEXPR*/ const_reference at(size_type i) const { return rangecheck(i), elems[i]; }
     
         // front() and back()
         reference front() 
@@ -261,14 +261,14 @@ namespace boost {
             return failed_rangecheck();
         }
 
-        BOOST_CONSTEXPR const_reference operator[](size_type /*i*/) const
+        /*BOOST_CONSTEXPR*/ const_reference operator[](size_type /*i*/) const
         {
             return failed_rangecheck();
         }
 
         // at() with range check
         reference at(size_type /*i*/)               {   return failed_rangecheck(); }
-        BOOST_CONSTEXPR const_reference at(size_type /*i*/) const   {   return failed_rangecheck(); }
+        /*BOOST_CONSTEXPR*/ const_reference at(size_type /*i*/) const   { return failed_rangecheck(); }
 
         // front() and back()
         reference front()
diff --git a/test/Jamfile.v2 b/test/Jamfile.v2
index 9181eac..1a04d91 100644
--- a/test/Jamfile.v2
+++ b/test/Jamfile.v2
@@ -18,7 +18,7 @@ test-suite array :
     [ run array5.cpp ]
     [ run array6.cpp unit_test_framework  : : : : array6 ]
     [ run array7.cpp unit_test_framework  : : : : array7 ]
-    [ run array_constexpr.cpp unit_test_framework  : : : : array_constexpr ]
+#    [ run array_constexpr.cpp unit_test_framework  : : : : array_constexpr ]
     [ compile-fail array_getfail1.cpp ]
     [ compile-fail array_getfail2.cpp ]
     [ run array_hash.cpp unit_test_framework  : : : : array_hash ]