From: Richard Kreckel <kreckel@ginac.de>
Date: Wed, 10 Aug 2022 07:55:01 +0000 (+0200)
Subject: [C++17] Convert std::mem_fun_ref_t to std::mem_fn...
X-Git-Tag: release_1-8-4~6
X-Git-Url: https://www.ginac.de/ginac.git//ginac.git?a=commitdiff_plain;h=fedbf309a7151fff9ef7f3ac22d075d0ba270a49;p=ginac.git

[C++17] Convert std::mem_fun_ref_t to std::mem_fn...

...because it has been deprecated in C++11.
---

diff --git a/ginac/archive.cpp b/ginac/archive.cpp
index f2b6f1e9..29585a24 100644
--- a/ginac/archive.cpp
+++ b/ginac/archive.cpp
@@ -609,7 +609,7 @@ void archive::clear()
 /** Delete cached unarchived expressions in all archive_nodes (mainly for debugging). */
 void archive::forget()
 {
-	for_each(nodes.begin(), nodes.end(), std::mem_fun_ref(&archive_node::forget));
+	for_each(nodes.begin(), nodes.end(), std::mem_fn(&archive_node::forget));
 }
 
 /** Delete cached unarchived expressions from node (for debugging). */