[v3] PR libstdc++/50661

[Paolo Carlini]

Hi,

tested x86_64-linux, committed.

Paolo.

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

2011-10-11  Emil Wojak  <e...@wojak.eu>

        PR c++/50661
        * include/bits/stl_algobase.h (equal): Compare arrays of pointers
        too with memcmp.

Index: include/bits/stl_algobase.h
===================================================================
--- include/bits/stl_algobase.h (revision 179798)
+++ include/bits/stl_algobase.h (working copy)
@@ -812,7 +812,8 @@
     {
       typedef typename iterator_traits<_II1>::value_type _ValueType1;
       typedef typename iterator_traits<_II2>::value_type _ValueType2;
-      const bool __simple = (__is_integer<_ValueType1>::__value
+      const bool __simple = ((__is_integer<_ValueType1>::__value
+                             || __is_pointer<_ValueType1>::__value)
                             && __is_pointer<_II1>::__value
                             && __is_pointer<_II2>::__value
                             && __are_same<_ValueType1, _ValueType2>::__value);