Make concept-check tests compilation tests instead of link-fail.

[SVN r16494]

status/Jamfile

@@ -56,8 +56,8 @@ include testing.jam ;
     test-suite concept_check
         : [ compile libs/concept_check/concept_check_test.cpp ]
           [ compile libs/concept_check/class_concept_check_test.cpp ]
-          [ link-fail libs/concept_check/concept_check_fail_expected.cpp ]
-          [ link-fail libs/concept_check/class_concept_fail_expected.cpp ]
+          [ compile-fail libs/concept_check/concept_check_fail_expected.cpp ]
+          [ compile-fail libs/concept_check/class_concept_fail_expected.cpp ]
         ;
 
     test-suite conversion