type_traits (__is_copy_assignable_impl, [...]): Fix typos.

2011-06-09  Paolo Carlini  <paolo.carlini@oracle.com>

	* include/std/type_traits (__is_copy_assignable_impl,
	__is_nt_copy_assignable_impl): Fix typos.

From-SVN: r174840

libstdc++-v3/ChangeLog

+2011-06-09  Paolo Carlini  <paolo.carlini@oracle.com>
+
+	* include/std/type_traits (__is_copy_assignable_impl,
+	__is_nt_copy_assignable_impl): Fix typo.
+
 2011-06-08  Paolo Carlini  <paolo.carlini@oracle.com>
 
 	* include/ext/extptr_allocator.h: Include <ext/numeric_traits.h>

libstdc++-v3/include/std/type_traits

@@ -1029,7 +1029,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
 
   template<typename _Tp>
     struct __is_copy_assignable_impl<_Tp, false>
-    : public is_assignable<_Tp&, const _Tp&&>
+    : public is_assignable<_Tp&, const _Tp&>
     { };
 
   /// is_copy_assignable
@@ -1077,7 +1077,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
 
   template<typename _Tp>
     struct __is_nt_copy_assignable_impl<_Tp, false>
-    : public is_nothrow_assignable<_Tp&, const _Tp&&>
+    : public is_nothrow_assignable<_Tp&, const _Tp&>
     { };
 
   /// is_nothrow_copy_assignable