diff --git a/test/Jamfile b/test/Jamfile
index 9d082bf..3ee53b0 100644
--- a/test/Jamfile
+++ b/test/Jamfile
@@ -9,52 +9,52 @@
 import testing ;
 import ../../config/checks/config : requires ;
 
-REQ = ; #[ requires cxx11_variadic_templates cxx11_template_aliases cxx11_decltype cxx11_hdr_type_traits ] ;
+REQ = [ requires cxx11_variadic_templates cxx11_template_aliases cxx11_decltype cxx11_hdr_type_traits cxx14_constexpr ] ;
 
 run variant_size.cpp : : : $(REQ) ;
 run variant_alternative.cpp : : : $(REQ) ;
 
 run variant_holds_alternative.cpp : : : $(REQ) ;
-compile variant_holds_alternative_cx.cpp : : : $(REQ) ;
+compile variant_holds_alternative_cx.cpp : $(REQ) ;
 
 run variant_get_by_index.cpp : : : $(REQ) ;
-compile variant_get_by_index_cx.cpp : : : $(REQ) ;
+compile variant_get_by_index_cx.cpp : $(REQ) ;
 
 run variant_get_by_type.cpp : : : $(REQ) ;
-compile variant_get_by_type_cx.cpp : : : $(REQ) ;
+compile variant_get_by_type_cx.cpp : $(REQ) ;
 
 run variant_default_construct.cpp : : : $(REQ) ;
-compile variant_default_construct_cx.cpp : : : $(REQ) ;
+compile variant_default_construct_cx.cpp : $(REQ) ;
 
 run variant_copy_construct.cpp : : : $(REQ) ;
-compile variant_copy_construct_cx.cpp : : : $(REQ) ;
+compile variant_copy_construct_cx.cpp : $(REQ) ;
 
 run variant_move_construct.cpp : : : $(REQ) ;
-compile variant_move_construct_cx.cpp : : : $(REQ) ;
+compile variant_move_construct_cx.cpp : $(REQ) ;
 
 run variant_value_construct.cpp : : : $(REQ) ;
-compile variant_value_construct_cx.cpp : : : $(REQ) ;
+compile variant_value_construct_cx.cpp : $(REQ) ;
 
 run variant_in_place_index_construct.cpp : : : $(REQ) ;
-compile variant_in_place_index_construct_cx.cpp : : : $(REQ) ;
+compile variant_in_place_index_construct_cx.cpp : $(REQ) ;
 
 run variant_in_place_type_construct.cpp : : : $(REQ) ;
-compile variant_in_place_type_construct_cx.cpp : : : $(REQ) ;
+compile variant_in_place_type_construct_cx.cpp : $(REQ) ;
 
 run variant_copy_assign.cpp : : : $(REQ) ;
-compile variant_copy_assign_cx.cpp : : : $(REQ) ;
+compile variant_copy_assign_cx.cpp : $(REQ) ;
 
 run variant_move_assign.cpp : : : $(REQ) ;
-compile variant_move_assign_cx.cpp : : : $(REQ) ;
+compile variant_move_assign_cx.cpp : $(REQ) ;
 
 run variant_value_assign.cpp : : : $(REQ) ;
-compile variant_value_assign_cx.cpp : : : $(REQ) ;
+compile variant_value_assign_cx.cpp : $(REQ) ;
 
 run variant_emplace_index.cpp : : : $(REQ) ;
-compile variant_emplace_index_cx.cpp : : : $(REQ) ;
+compile variant_emplace_index_cx.cpp : $(REQ) ;
 
 run variant_emplace_type.cpp : : : $(REQ) ;
-compile variant_emplace_type_cx.cpp : : : $(REQ) ;
+compile variant_emplace_type_cx.cpp : $(REQ) ;
 
 run variant_swap.cpp : : : $(REQ) ;
 run variant_eq_ne.cpp : : : $(REQ) ;