1 files changed, 75 insertions, 0 deletions
diff --git a/contrib/llvm-project/libcxx/include/__iterator/ostream_iterator.h b/contrib/llvm-project/libcxx/include/__iterator/ostream_iterator.h
new file mode 100644
index 000000000000..05697e62d9dc
--- /dev/null
+++ b/contrib/llvm-project/libcxx/include/__iterator/ostream_iterator.h
@@ -0,0 +1,75 @@
+// -*- C++ -*-
+//===----------------------------------------------------------------------===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef _LIBCPP___ITERATOR_OSTREAM_ITERATOR_H
+#define _LIBCPP___ITERATOR_OSTREAM_ITERATOR_H
+
+#include <__config>
+#include <__fwd/ostream.h>
+#include <__fwd/string.h>
+#include <__iterator/iterator.h>
+#include <__iterator/iterator_traits.h>
+#include <__memory/addressof.h>
+#include <cstddef>
+
+#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
+#  pragma GCC system_header
+#endif
+
+_LIBCPP_BEGIN_NAMESPACE_STD
+
+_LIBCPP_SUPPRESS_DEPRECATED_PUSH
+template <class _Tp, class _CharT = char, class _Traits = char_traits<_CharT> >
+class _LIBCPP_TEMPLATE_VIS ostream_iterator
+#if _LIBCPP_STD_VER <= 14 || !defined(_LIBCPP_ABI_NO_ITERATOR_BASES)
+    : public iterator<output_iterator_tag, void, void, void, void>
+#endif
+{
+  _LIBCPP_SUPPRESS_DEPRECATED_POP
+
+public:
+  typedef output_iterator_tag iterator_category;
+  typedef void value_type;
+#if _LIBCPP_STD_VER >= 20
+  typedef ptrdiff_t difference_type;
+#else
+  typedef void difference_type;
+#endif
+  typedef void pointer;
+  typedef void reference;
+  typedef _CharT char_type;
+  typedef _Traits traits_type;
+  typedef basic_ostream<_CharT, _Traits> ostream_type;
+
+private:
+  ostream_type* __out_stream_;
+  const char_type* __delim_;
+
+public:
+  _LIBCPP_HIDE_FROM_ABI ostream_iterator(ostream_type& __s) _NOEXCEPT
+      : __out_stream_(std::addressof(__s)),
+        __delim_(nullptr) {}
+  _LIBCPP_HIDE_FROM_ABI ostream_iterator(ostream_type& __s, const _CharT* __delimiter) _NOEXCEPT
+      : __out_stream_(std::addressof(__s)),
+        __delim_(__delimiter) {}
+  _LIBCPP_HIDE_FROM_ABI ostream_iterator& operator=(const _Tp& __value) {
+    *__out_stream_ << __value;
+    if (__delim_)
+      *__out_stream_ << __delim_;
+    return *this;
+  }
+
+  _LIBCPP_HIDE_FROM_ABI ostream_iterator& operator*() { return *this; }
+  _LIBCPP_HIDE_FROM_ABI ostream_iterator& operator++() { return *this; }
+  _LIBCPP_HIDE_FROM_ABI ostream_iterator& operator++(int) { return *this; }
+};
+
+_LIBCPP_END_NAMESPACE_STD
+
+#endif // _LIBCPP___ITERATOR_OSTREAM_ITERATOR_H