functional (_Derives_from_unary_function): Remove.

2013-04-04  François Dumont  <fdumont@gcc.gnu.org>

	* include/std/functional (_Derives_from_unary_function): Remove.
	(_Derives_from_binary_function): Remove.
	* include/std/type_traits (__sfinae_types): Remove.
	(__is_assignable_helper): Adapt.
	(__is_convertible_helper): Adapt.
	(_GLIBCXX_HAS_NESTED_TYPE): Adapt.
	Remove several explicit instantiations of integral_constant.
	* testsuite/20_util/reference_wrapper/typedefs-3.cc: Adapt.
	* testsuite/20_util/make_signed/requirements/typedefs_neg.cc:
	Adapt dg-error line number.
	* testsuite/20_util/make_unsigned/requirements/typedefs_neg.cc:
	Likewise.
	* testsuite/20_util/declval/requirements/1_neg.cc: Likewise.
	* testsuite/20_util/bind/ref_neg.cc: Likewise.

From-SVN: r197551

libstdc++-v3/ChangeLog

+2013-04-07  François Dumont  <fdumont@gcc.gnu.org>
+
+	* include/std/functional (_Derives_from_unary_function): Remove.
+	(_Derives_from_binary_function): Remove.
+	* include/std/type_traits (__sfinae_types): Remove.
+	(__is_assignable_helper): Adapt.
+	(__is_convertible_helper): Adapt.
+	(_GLIBCXX_HAS_NESTED_TYPE): Adapt.
+	Remove several explicit instantiations of integral_constant.
+	* testsuite/20_util/reference_wrapper/typedefs-3.cc: Adapt.
+	* testsuite/20_util/make_signed/requirements/typedefs_neg.cc:
+	Adapt dg-error line number.
+	* testsuite/20_util/make_unsigned/requirements/typedefs_neg.cc:
+	Likewise.
+	* testsuite/20_util/declval/requirements/1_neg.cc: Likewise.
+	* testsuite/20_util/bind/ref_neg.cc: Likewise.
+
 2013-04-05  Jonathan Wakely  <jwakely.gcc@gmail.com>
 
 	PR libstdc++/56841

libstdc++-v3/include/std/functional

@@ -185,38 +185,6 @@ _GLIBCXX_HAS_NESTED_TYPE(result_type)
     : _Weak_result_type_impl<typename remove_cv<_Functor>::type>
     { };
 
-  /// Determines if the type _Tp derives from unary_function.
-  template<typename _Tp>
-    struct _Derives_from_unary_function : __sfinae_types
-    {
-    private:
-      template<typename _T1, typename _Res>
-	static __one __test(const volatile unary_function<_T1, _Res>*);
-
-      // It's tempting to change "..." to const volatile void*, but
-      // that fails when _Tp is a function type.
-      static __two __test(...);
-
-    public:
-      static const bool value = sizeof(__test((_Tp*)0)) == 1;
-    };
-
-  /// Determines if the type _Tp derives from binary_function.
-  template<typename _Tp>
-    struct _Derives_from_binary_function : __sfinae_types
-    {
-    private:
-      template<typename _T1, typename _T2, typename _Res>
-	static __one __test(const volatile binary_function<_T1, _T2, _Res>*);
-
-      // It's tempting to change "..." to const volatile void*, but
-      // that fails when _Tp is a function type.
-      static __two __test(...);
-
-    public:
-      static const bool value = sizeof(__test((_Tp*)0)) == 1;
-    };
-
   /**
    * Invoke a function object, which may be either a member pointer or a
    * function object. The first parameter will tell which.

libstdc++-v3/testsuite/20_util/bind/ref_neg.cc

@@ -30,10 +30,10 @@ void test01()
 {
   const int dummy = 0;
   std::bind(&inc, _1)(0);               // { dg-error  "no match" }
-  // { dg-error "rvalue|const" "" { target *-*-* } 1347 }
-  // { dg-error "rvalue|const" "" { target *-*-* } 1361 }
-  // { dg-error "rvalue|const" "" { target *-*-* } 1375 }
-  // { dg-error "rvalue|const" "" { target *-*-* } 1389 }
+  // { dg-error "rvalue|const" "" { target *-*-* } 1315 }
+  // { dg-error "rvalue|const" "" { target *-*-* } 1329 }
+  // { dg-error "rvalue|const" "" { target *-*-* } 1343 }
+  // { dg-error "rvalue|const" "" { target *-*-* } 1357 }
   std::bind(&inc, std::ref(dummy))();	// { dg-error  "no match" }
 }
 

libstdc++-v3/testsuite/20_util/declval/requirements/1_neg.cc

@@ -19,7 +19,7 @@
 // with this library; see the file COPYING3.  If not see
 // <http://www.gnu.org/licenses/>.
 
-// { dg-error "static assertion failed" "" { target *-*-* } 1871 }
+// { dg-error "static assertion failed" "" { target *-*-* } 1857 }
 
 #include <utility>
 

libstdc++-v3/testsuite/20_util/make_signed/requirements/typedefs_neg.cc

@@ -48,5 +48,5 @@ void test01()
 // { dg-error "required from here" "" { target *-*-* } 40 }
 // { dg-error "required from here" "" { target *-*-* } 42 }
 
-// { dg-error "invalid use of incomplete type" "" { target *-*-* } 1613 }
-// { dg-error "declaration of" "" { target *-*-* } 1577 }
+// { dg-error "invalid use of incomplete type" "" { target *-*-* } 1599 }
+// { dg-error "declaration of" "" { target *-*-* } 1563 }

libstdc++-v3/testsuite/20_util/make_unsigned/requirements/typedefs_neg.cc

@@ -48,5 +48,5 @@ void test01()
 // { dg-error "required from here" "" { target *-*-* } 40 }
 // { dg-error "required from here" "" { target *-*-* } 42 }
 
-// { dg-error "invalid use of incomplete type" "" { target *-*-* } 1531 }
-// { dg-error "declaration of" "" { target *-*-* } 1495 }
+// { dg-error "invalid use of incomplete type" "" { target *-*-* } 1517 }
+// { dg-error "declaration of" "" { target *-*-* } 1481 }

libstdc++-v3/testsuite/20_util/reference_wrapper/typedefs-3.cc

@@ -44,7 +44,8 @@ struct S12 : S1, S2 { };
 
 struct S012 : S0, S1, S2 { };
 
-using std::__sfinae_types;
+using std::true_type;
+using std::false_type;
 using std::integral_constant;
 using std::remove_cv;