boostorg/mpl
1
0
Fork 1
mirror of https://github.com/boostorg/mpl.git synced 2025-08-06 00:04:35 +02:00
Code Issues Packages Projects Releases Wiki Activity

Implement default-identity version

Browse Source 
[SVN r16917]
This commit is contained in:
Dave Abrahams
2003-01-16 22:41:06 +00:00
parent 658981064f
commit d12dd64125
1 changed files with 12 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

13
include/boost/mpl/for_each.hpp
View File

@@ -21,6 +21,7 @@
#include "boost/mpl/apply.hpp" #include "boost/mpl/apply.hpp"
#include "boost/mpl/bool_c.hpp" #include "boost/mpl/bool_c.hpp"
#include "boost/mpl/lambda.hpp" #include "boost/mpl/lambda.hpp"
#include "boost/mpl/identity.hpp"
#include "boost/mpl/aux_/unwrap.hpp" #include "boost/mpl/aux_/unwrap.hpp"
#include "boost/type_traits/is_same.hpp" #include "boost/type_traits/is_same.hpp"
@@ -72,7 +73,7 @@ struct for_each_impl<false>
// dwa 2002/9/10 -- make sure not to invoke undefined behavior // dwa 2002/9/10 -- make sure not to invoke undefined behavior
// when we pass arg. // when we pass arg.
value_initialized<arg> x; value_initialized<arg> x;
aux::unwrap(f, 0)(get(x)); aux::unwrap(f, 0)(boost::get(x));
typedef typename Iterator::next iter; typedef typename Iterator::next iter;
for_each_impl<boost::is_same<iter,LastIterator>::value>::execute( for_each_impl<boost::is_same<iter,LastIterator>::value>::execute(
@@ -100,6 +101,16 @@ void for_each(F f, Sequence* = 0, TransformOp* = 0)
(first*)0, (last*)0, (transform_op*)0, f); (first*)0, (last*)0, (transform_op*)0, f);
} }
template<
typename Sequence
, typename F
>
inline
void for_each(F f, Sequence* = 0)
{
for_each<Sequence, identity<> >(f);
}
} // namespace mpl } // namespace mpl
} // namespace boost } // namespace boost