From 483eb2f56657e8e7f419ab1a4fab8dce9ade8609 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sat, 27 Apr 2024 20:24:20 +0200
Subject: Adding upstream version 14.2.21.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 src/boost/libs/yap/example/minimal.cpp | 42 ++++++++++++++++++++++++++++++++++
 1 file changed, 42 insertions(+)
 create mode 100644 src/boost/libs/yap/example/minimal.cpp

(limited to 'src/boost/libs/yap/example/minimal.cpp')

diff --git a/src/boost/libs/yap/example/minimal.cpp b/src/boost/libs/yap/example/minimal.cpp
new file mode 100644
index 00000000..d79e372f
--- /dev/null
+++ b/src/boost/libs/yap/example/minimal.cpp
@@ -0,0 +1,42 @@
+// Copyright (C) 2016-2018 T. Zachary Laine
+//
+// Distributed under the Boost Software License, Version 1.0. (See
+// accompanying file LICENSE_1_0.txt or copy at
+// http://www.boost.org/LICENSE_1_0.txt)
+#include <boost/yap/algorithm.hpp>
+
+#include <array>
+#include <iostream>
+
+
+//[ minimal_template
+template <boost::yap::expr_kind Kind, typename Tuple>
+struct minimal_expr
+{
+    static const boost::yap::expr_kind kind = Kind;
+
+    Tuple elements;
+};
+//]
+
+
+int main()
+{
+//[ minimal_template_manual_construction
+    auto left = boost::yap::make_terminal<minimal_expr>(1);
+    auto right = boost::yap::make_terminal<minimal_expr>(41);
+
+    auto expr = boost::yap::make_expression<
+        minimal_expr,
+        boost::yap::expr_kind::plus
+    >(left, right);
+//]
+
+//[ minimal_template_evaluation
+    auto result = boost::yap::evaluate(expr);
+
+    std::cout << result << "\n"; // prints "42"
+//]
+
+    return 0;
+}
-- 
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