Index: test/std/localization/locale.categories/category.ctype/locale.ctype.byname/tolower_1.pass.cpp
===================================================================
--- test/std/localization/locale.categories/category.ctype/locale.ctype.byname/tolower_1.pass.cpp
+++ test/std/localization/locale.categories/category.ctype/locale.ctype.byname/tolower_1.pass.cpp
@@ -17,7 +17,6 @@
 
 // XFAIL: with_system_cxx_lib=x86_64-apple-darwin11
 // XFAIL: with_system_cxx_lib=x86_64-apple-darwin12
-// XFAIL: linux
 
 #include <locale>
 #include <cassert>
@@ -38,7 +37,7 @@
             assert(f.tolower('.') == '.');
             assert(f.tolower('a') == 'a');
             assert(f.tolower('1') == '1');
-            assert(f.tolower('\xDA') == '\xFA');
+            assert(f.tolower('\xDA') == '\xDA');
             assert(f.tolower('\xFA') == '\xFA');
         }
     }
Index: test/std/localization/locale.categories/category.ctype/locale.ctype.byname/tolower_many.pass.cpp
===================================================================
--- test/std/localization/locale.categories/category.ctype/locale.ctype.byname/tolower_many.pass.cpp
+++ test/std/localization/locale.categories/category.ctype/locale.ctype.byname/tolower_many.pass.cpp
@@ -17,7 +17,6 @@
 
 // XFAIL: with_system_cxx_lib=x86_64-apple-darwin11
 // XFAIL: with_system_cxx_lib=x86_64-apple-darwin12
-// XFAIL: linux
 
 #include <locale>
 #include <string>
@@ -35,7 +34,7 @@
             std::string in("\xDA A\x07.a1");
 
             assert(f.tolower(&in[0], in.data() + in.size()) == in.data() + in.size());
-            assert(in[0] == '\xFA');
+            assert(in[0] == '\xDA');
             assert(in[1] == ' ');
             assert(in[2] == 'a');
             assert(in[3] == '\x07');
Index: test/std/localization/locale.categories/category.ctype/locale.ctype.byname/toupper_1.pass.cpp
===================================================================
--- test/std/localization/locale.categories/category.ctype/locale.ctype.byname/toupper_1.pass.cpp
+++ test/std/localization/locale.categories/category.ctype/locale.ctype.byname/toupper_1.pass.cpp
@@ -17,7 +17,6 @@
 
 // XFAIL: with_system_cxx_lib=x86_64-apple-darwin11
 // XFAIL: with_system_cxx_lib=x86_64-apple-darwin12
-// XFAIL: linux
 
 #include <locale>
 #include <cassert>
@@ -39,7 +38,7 @@
             assert(f.toupper('a') == 'A');
             assert(f.toupper('1') == '1');
             assert(f.toupper('\xDA') == '\xDA');
-            assert(f.toupper('\xFA') == '\xDA');
+            assert(f.toupper('\xFA') == '\xFA');
         }
     }
     {
Index: test/std/localization/locale.categories/category.ctype/locale.ctype.byname/toupper_many.pass.cpp
===================================================================
--- test/std/localization/locale.categories/category.ctype/locale.ctype.byname/toupper_many.pass.cpp
+++ test/std/localization/locale.categories/category.ctype/locale.ctype.byname/toupper_many.pass.cpp
@@ -17,7 +17,6 @@
 
 // XFAIL: with_system_cxx_lib=x86_64-apple-darwin11
 // XFAIL: with_system_cxx_lib=x86_64-apple-darwin12
-// XFAIL: linux
 
 #include <locale>
 #include <string>
@@ -35,7 +34,7 @@
             std::string in("\xFA A\x07.a1");
 
             assert(f.toupper(&in[0], in.data() + in.size()) == in.data() + in.size());
-            assert(in[0] == '\xDA');
+            assert(in[0] == '\xFA');
             assert(in[1] == ' ');
             assert(in[2] == 'A');
             assert(in[3] == '\x07');