[v3] libstdc++/55363

[Paolo Carlini]

Hi,

a thinko in my work to add debug-mode std::array. Committed to mainline.

Thanks,
Paolo.

//////////////////////////

2012-11-17  Paolo Carlini  <paolo.carl...@oracle.com>

        PR libstdc++/55363
        * include/std/array (tuple_size, tuple_element): Move out
        NAMESPACE_CONTAINER.
        * testsuite/23_containers/array/tuple_interface/get_neg.cc: Adjust
        dg-error line numbers.
        * testsuite/23_containers/array/tuple_interface/tuple_element_neg.cc:
        Likewise.

Index: include/std/array
===================================================================
--- include/std/array   (revision 193569)
+++ include/std/array   (working copy)
@@ -263,28 +263,7 @@
     noexcept(noexcept(__one.swap(__two)))
     { __one.swap(__two); }
 
-  // Tuple interface to class template array.
-
-  /// tuple_size
-  template<typename _Tp> 
-    class tuple_size;
-
-  template<typename _Tp, std::size_t _Nm>
-    struct tuple_size<array<_Tp, _Nm>>
-    : public integral_constant<std::size_t, _Nm> { };
-
-  /// tuple_element
-  template<std::size_t _Int, typename _Tp>
-    class tuple_element;
-
   template<std::size_t _Int, typename _Tp, std::size_t _Nm>
-    struct tuple_element<_Int, array<_Tp, _Nm>>
-    {
-      static_assert(_Int < _Nm, "index is out of bounds");
-      typedef _Tp type;
-    };
-
-  template<std::size_t _Int, typename _Tp, std::size_t _Nm>
     constexpr _Tp&
     get(array<_Tp, _Nm>& __arr) noexcept
     {
@@ -313,6 +292,34 @@
 _GLIBCXX_END_NAMESPACE_CONTAINER
 } // namespace std
 
+namespace std _GLIBCXX_VISIBILITY(default)
+{
+_GLIBCXX_BEGIN_NAMESPACE_VERSION
+
+  // Tuple interface to class template array.
+
+  /// tuple_size
+  template<typename _Tp> 
+    class tuple_size;
+
+  template<typename _Tp, std::size_t _Nm>
+    struct tuple_size<_GLIBCXX_STD_C::array<_Tp, _Nm>>
+    : public integral_constant<std::size_t, _Nm> { };
+
+  /// tuple_element
+  template<std::size_t _Int, typename _Tp>
+    class tuple_element;
+
+  template<std::size_t _Int, typename _Tp, std::size_t _Nm>
+    struct tuple_element<_Int, _GLIBCXX_STD_C::array<_Tp, _Nm>>
+    {
+      static_assert(_Int < _Nm, "index is out of bounds");
+      typedef _Tp type;
+    };
+
+_GLIBCXX_END_NAMESPACE_VERSION
+} // namespace std
+
 #ifdef _GLIBCXX_DEBUG
 # include <debug/array>
 #endif
Index: testsuite/23_containers/array/tuple_interface/get_neg.cc
===================================================================
--- testsuite/23_containers/array/tuple_interface/get_neg.cc    (revision 
193569)
+++ testsuite/23_containers/array/tuple_interface/get_neg.cc    (working copy)
@@ -28,6 +28,6 @@
 int n2 = std::get<1>(std::move(a));
 int n3 = std::get<1>(ca);
 
-// { dg-error "static assertion failed" "" { target *-*-* } 291 }
-// { dg-error "static assertion failed" "" { target *-*-* } 300 }
-// { dg-error "static assertion failed" "" { target *-*-* } 308 }
+// { dg-error "static assertion failed" "" { target *-*-* } 270 }
+// { dg-error "static assertion failed" "" { target *-*-* } 279 }
+// { dg-error "static assertion failed" "" { target *-*-* } 287 }
Index: testsuite/23_containers/array/tuple_interface/tuple_element_neg.cc
===================================================================
--- testsuite/23_containers/array/tuple_interface/tuple_element_neg.cc  
(revision 193569)
+++ testsuite/23_containers/array/tuple_interface/tuple_element_neg.cc  
(working copy)
@@ -23,4 +23,4 @@
 
 typedef std::tuple_element<1, std::array<int, 1>>::type type;
 
-// { dg-error "static assertion failed" "" { target *-*-* } 283 }
+// { dg-error "static assertion failed" "" { target *-*-* } 316 }