From d2c24075850aa8c6939b0cc690edeb741e733f1a Mon Sep 17 00:00:00 2001
From: Peter Dimov <pdimov@gmail.com>
Date: Tue, 24 Sep 2024 18:30:06 +0300
Subject: [PATCH] Remove uses of BOOST_NO_IOSTREAM et al

---
 include/boost/smart_ptr/intrusive_ptr.hpp    | 44 ++------------------
 include/boost/smart_ptr/local_shared_ptr.hpp |  4 --
 include/boost/smart_ptr/shared_ptr.hpp       | 34 ---------------
 3 files changed, 4 insertions(+), 78 deletions(-)

diff --git a/include/boost/smart_ptr/intrusive_ptr.hpp b/include/boost/smart_ptr/intrusive_ptr.hpp
index d2cd6c9f81..4ebc416494 100644
--- a/include/boost/smart_ptr/intrusive_ptr.hpp
+++ b/include/boost/smart_ptr/intrusive_ptr.hpp
@@ -13,24 +13,15 @@
 //  See http://www.boost.org/libs/smart_ptr/ for documentation.
 //
 
-#include <boost/config.hpp>
-
-#include <boost/assert.hpp>
-#include <boost/config/workaround.hpp>
 #include <boost/smart_ptr/detail/sp_convertible.hpp>
 #include <boost/smart_ptr/detail/sp_nullptr_t.hpp>
 #include <boost/smart_ptr/detail/sp_noexcept.hpp>
+#include <boost/assert.hpp>
+#include <boost/config.hpp>
+#include <boost/config/workaround.hpp>
 
-#include <boost/config/no_tr1/functional.hpp>           // for std::less
-
-#if !defined(BOOST_NO_IOSTREAM)
-#if !defined(BOOST_NO_IOSFWD)
+#include <functional>           // for std::less
 #include <iosfwd>               // for std::basic_ostream
-#else
-#include <ostream>
-#endif
-#endif
-
 
 namespace boost
 {
@@ -330,39 +321,12 @@ template<class T, class U> intrusive_ptr<T> dynamic_pointer_cast( intrusive_ptr<
 
 // operator<<
 
-#if !defined(BOOST_NO_IOSTREAM)
-
-#if defined(BOOST_NO_TEMPLATED_IOSTREAMS) || ( defined(__GNUC__) &&  (__GNUC__ < 3) )
-
 template<class Y> std::ostream & operator<< (std::ostream & os, intrusive_ptr<Y> const & p)
 {
     os << p.get();
     return os;
 }
 
-#else
-
-// in STLport's no-iostreams mode no iostream symbols can be used
-#ifndef _STLP_NO_IOSTREAMS
-
-# if defined(BOOST_MSVC) && BOOST_WORKAROUND(BOOST_MSVC, < 1300 && __SGI_STL_PORT)
-// MSVC6 has problems finding std::basic_ostream through the using declaration in namespace _STL
-using std::basic_ostream;
-template<class E, class T, class Y> basic_ostream<E, T> & operator<< (basic_ostream<E, T> & os, intrusive_ptr<Y> const & p)
-# else
-template<class E, class T, class Y> std::basic_ostream<E, T> & operator<< (std::basic_ostream<E, T> & os, intrusive_ptr<Y> const & p)
-# endif 
-{
-    os << p.get();
-    return os;
-}
-
-#endif // _STLP_NO_IOSTREAMS
-
-#endif // __GNUC__ < 3
-
-#endif // !defined(BOOST_NO_IOSTREAM)
-
 // hash_value
 
 template< class T > struct hash;
diff --git a/include/boost/smart_ptr/local_shared_ptr.hpp b/include/boost/smart_ptr/local_shared_ptr.hpp
index 86c94d5c2c..54cd6fa524 100644
--- a/include/boost/smart_ptr/local_shared_ptr.hpp
+++ b/include/boost/smart_ptr/local_shared_ptr.hpp
@@ -660,16 +660,12 @@ template<class T> inline typename local_shared_ptr<T>::element_type * get_pointe
 
 // operator<<
 
-#if !defined(BOOST_NO_IOSTREAM)
-
 template<class E, class T, class Y> std::basic_ostream<E, T> & operator<< ( std::basic_ostream<E, T> & os, local_shared_ptr<Y> const & p )
 {
     os << p.get();
     return os;
 }
 
-#endif // !defined(BOOST_NO_IOSTREAM)
-
 // get_deleter
 
 template<class D, class T> D * get_deleter( local_shared_ptr<T> const & p ) BOOST_SP_NOEXCEPT
diff --git a/include/boost/smart_ptr/shared_ptr.hpp b/include/boost/smart_ptr/shared_ptr.hpp
index 9b40c43388..3f1d5646b6 100644
--- a/include/boost/smart_ptr/shared_ptr.hpp
+++ b/include/boost/smart_ptr/shared_ptr.hpp
@@ -34,14 +34,7 @@
 #include <typeinfo>             // for std::bad_cast
 #include <cstddef>              // for std::size_t
 #include <memory>               // for std::auto_ptr
-
-#if !defined(BOOST_NO_IOSTREAM)
-#if !defined(BOOST_NO_IOSFWD)
 #include <iosfwd>               // for std::basic_ostream
-#else
-#include <ostream>
-#endif
-#endif
 
 #if defined( BOOST_SP_DISABLE_DEPRECATED )
 #pragma GCC diagnostic push
@@ -1001,39 +994,12 @@ template<class T> inline typename shared_ptr<T>::element_type * get_pointer(shar
 
 // operator<<
 
-#if !defined(BOOST_NO_IOSTREAM)
-
-#if defined(BOOST_NO_TEMPLATED_IOSTREAMS) || ( defined(__GNUC__) &&  (__GNUC__ < 3) )
-
 template<class Y> std::ostream & operator<< (std::ostream & os, shared_ptr<Y> const & p)
 {
     os << p.get();
     return os;
 }
 
-#else
-
-// in STLport's no-iostreams mode no iostream symbols can be used
-#ifndef _STLP_NO_IOSTREAMS
-
-# if defined(BOOST_MSVC) && BOOST_WORKAROUND(BOOST_MSVC, < 1300 && __SGI_STL_PORT)
-// MSVC6 has problems finding std::basic_ostream through the using declaration in namespace _STL
-using std::basic_ostream;
-template<class E, class T, class Y> basic_ostream<E, T> & operator<< (basic_ostream<E, T> & os, shared_ptr<Y> const & p)
-# else
-template<class E, class T, class Y> std::basic_ostream<E, T> & operator<< (std::basic_ostream<E, T> & os, shared_ptr<Y> const & p)
-# endif
-{
-    os << p.get();
-    return os;
-}
-
-#endif // _STLP_NO_IOSTREAMS
-
-#endif // __GNUC__ < 3
-
-#endif // !defined(BOOST_NO_IOSTREAM)
-
 // get_deleter
 
 namespace detail