Patch by Nathan Ridge to allow BOOST_FUSION_ADAPT_ADT adapted classes to be compared using relational operators.

[SVN r78490]
This commit is contained in:
Joel de Guzman
2012-05-17 01:10:20 +00:00
parent 51ade6529c
commit 8ce40ebd0c
9 changed files with 69 additions and 17 deletions

View File

@ -12,6 +12,7 @@
#include <boost/fusion/iterator/deref.hpp>
#include <boost/fusion/iterator/next.hpp>
#include <boost/fusion/iterator/equal_to.hpp>
#include <boost/fusion/support/as_const.hpp>
namespace boost { namespace fusion { namespace detail
{
@ -32,8 +33,9 @@ namespace boost { namespace fusion { namespace detail
static bool
call(I1 const& a, I2 const& b, mpl::false_)
{
return *a <= *b
&& (!(*b <= *a) || call(fusion::next(a), fusion::next(b)));
return extension::as_const(*a) <= extension::as_const(*b)
&& (!(extension::as_const(*b) <= extension::as_const(*a)) ||
call(fusion::next(a), fusion::next(b)));
}
template <typename I1, typename I2>