re PR libstdc++/47387 (AIX ctype 'mask' override not working)

2011-01-24  Graham Reed  <greed@pobox.com>

	PR libstdc++/47387
	* config/os/aix/ctype_inline.h (ctype<char>::is): Use _M_table if
	provided.

From-SVN: r169178

libstdc++-v3/ChangeLog

+2011-01-24  Graham Reed  <greed@pobox.com>
+
+	PR libstdc++/47387
+	* config/os/aix/ctype_inline.h (ctype<char>::is): Use _M_table if
+	provided.
+
 2011-01-24  Johannes Singler  <singler@kit.edu>
 
         PR libstdc++/47433
         * include/parallel/losertree.h
         (_LoserTree<>::__delete_min_insert):
-        Do not qualify swap with std:: for value type, 
+        Do not qualify swap with std:: for value type,
         but include a using directive instead.
         (_LoserTreeUnguarded<>::__delete_min_insert): Likewise.
         * include/parallel/balanced_quicksort.h (__qsb_divide):
         Use std::iter_swap instead of std::swap.
         (__qsb_local_sort_with_helping): Likewise.
-        * include/parallel/partition.h (__parallel_partition): 
+        * include/parallel/partition.h (__parallel_partition):
         Likewise. (__parallel_nth_element): Likewise.
 
 2011-01-24  Johannes Singler  <singler@kit.edu>

libstdc++-v3/config/os/aix/ctype_inline.h

 // Locale support -*- C++ -*-
 
-// Copyright (C) 2000, 2009, 2010 Free Software Foundation, Inc.
+// Copyright (C) 2000, 2009, 2010, 2011 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
@@ -39,14 +39,23 @@ _GLIBCXX_BEGIN_NAMESPACE(std)
   bool
   ctype<char>::
   is(mask __m, char __c) const
-  { return __OBJ_DATA(__lc_ctype)->mask[__c] & __m; }
+  { 
+    if(_M_table)
+      return _M_table[static_cast<unsigned char>(__c)] & __m;
+    else
+      return __OBJ_DATA(__lc_ctype)->mask[__c] & __m;
+  }
 
   const char*
   ctype<char>::
   is(const char* __low, const char* __high, mask* __vec) const
   {
-    while (__low < __high)
-      *__vec++ = __OBJ_DATA(__lc_ctype)->mask[*__low++];
+    if(_M_table)
+      while (__low < __high)
+	*__vec++ = _M_table[static_cast<unsigned char>(*__low++)];
+    else
+      while (__low < __high)
+        *__vec++ = __OBJ_DATA(__lc_ctype)->mask[*__low++];
     return __high;
   }