Fixed ambiguity issues when compiling with C++0x support enabled.

[SVN r68155]

include/boost/detail/is_sorted.hpp

@@ -16,14 +16,14 @@ namespace boost {
 namespace detail {
 
 template<class Iterator, class Comp>
-inline Iterator is_sorted_until (Iterator first, Iterator last, Comp compare) {
+inline Iterator is_sorted_until (Iterator first, Iterator last, Comp c) {
   if (first == last)
     return last;
 
   Iterator it = first; ++it;
 
   for (; it != last; first = it, ++it)
-    if (compare(*it, *first))
+    if (c(*it, *first))
       return it;
 
   return it;
@@ -34,19 +34,19 @@ inline Iterator is_sorted_until (Iterator first, Iterator last) {
   typedef typename boost::detail::iterator_traits<Iterator>::value_type
     value_type;
 
-  typedef std::less<value_type> compare; 
+  typedef std::less<value_type> c; 
 
-  return is_sorted_until(first, last, compare()); 
+  return ::boost::detail::is_sorted_until(first, last, c()); 
 }
 
 template<class Iterator, class Comp>
-inline bool is_sorted (Iterator first, Iterator last, Comp compare) {
-  return is_sorted_until(first, last, compare) == last;
+inline bool is_sorted (Iterator first, Iterator last, Comp c) {
+  return ::boost::detail::is_sorted_until(first, last, c) == last;
 } 
 
 template<class Iterator>
 inline bool is_sorted (Iterator first, Iterator last) {
-  return is_sorted_until(first, last) == last;
+  return ::boost::detail::is_sorted_until(first, last) == last;
 } 
 
 } // detail