From da8c12a4ef5f363da8a3004c9b272d54b4c6e03d Mon Sep 17 00:00:00 2001
From: "A. Jiang" <de34@live.cn>
Date: Thu, 21 Nov 2024 09:33:42 +0800
Subject: [PATCH] Avoid obsolescent features in `push_iterator`

---
 qcrt/include/util/util_iterator.h | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/qcrt/include/util/util_iterator.h b/qcrt/include/util/util_iterator.h
index 122d771..878ba82 100644
--- a/qcrt/include/util/util_iterator.h
+++ b/qcrt/include/util/util_iterator.h
@@ -6,7 +6,7 @@
 namespace util
 {
     template<class container>
-    class push_iterator : public std::iterator<std::output_iterator_tag, void, void, void, void>
+    class push_iterator
     {	
 
         public:
@@ -15,6 +15,10 @@ namespace util
         typedef container container_type;
         typedef typename container::const_reference const_reference;
         typedef typename container::value_type value_type;
+        typedef std::output_iterator_tag iterator_category;
+        typedef void difference_type;
+        typedef void pointer;
+        typedef void reference;
 
         explicit push_iterator(container& cont)
             : m_container(&cont)
@@ -60,6 +64,7 @@ namespace util
     };
 }
 
+#if defined(_MSC_VER) && _MSC_VER < 1915
 namespace std
 {
     template<class container>
@@ -69,5 +74,6 @@ namespace std
         // mark push_iterator as checked
     };
 }
+#endif
 
-#endif
\ No newline at end of file
+#endif