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-rw-r--r--src/boost/libs/local_function/test/add_this.cpp51
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diff --git a/src/boost/libs/local_function/test/add_this.cpp b/src/boost/libs/local_function/test/add_this.cpp
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+
+// Copyright (C) 2009-2012 Lorenzo Caminiti
+// Distributed under the Boost Software License, Version 1.0
+// (see accompanying file LICENSE_1_0.txt or a copy at
+// http://www.boost.org/LICENSE_1_0.txt)
+// Home at http://www.boost.org/libs/local_function
+
+#include <boost/config.hpp>
+#ifdef BOOST_NO_CXX11_VARIADIC_MACROS
+# error "variadic macros required"
+#else
+
+#include <boost/local_function.hpp>
+#include <boost/typeof/typeof.hpp>
+#include BOOST_TYPEOF_INCREMENT_REGISTRATION_GROUP()
+#include <boost/detail/lightweight_test.hpp>
+#include <vector>
+#include <algorithm>
+
+struct adder;
+BOOST_TYPEOF_REGISTER_TYPE(adder) // Register before `bind this_` below.
+
+//[add_this
+struct adder {
+ adder() : sum_(0) {}
+
+ int sum(const std::vector<int>& nums, const int factor = 10) {
+
+ void BOOST_LOCAL_FUNCTION(const bind factor, bind this_, int num) {
+ this_->sum_ += factor * num; // Use `this_` instead of `this`.
+ } BOOST_LOCAL_FUNCTION_NAME(add)
+
+ std::for_each(nums.begin(), nums.end(), add);
+ return sum_;
+ }
+
+private:
+ int sum_;
+};
+//]
+
+int main(void) {
+ std::vector<int> v(3);
+ v[0] = 1; v[1] = 2; v[2] = 3;
+
+ BOOST_TEST(adder().sum(v) == 60);
+ return boost::report_errors();
+}
+
+#endif // VARIADIC_MACROS
+