[C++17] Replace std::bind2nd with a lambda.

diff --git a/ginac/indexed.cpp b/ginac/indexed.cpp
index 2835a904ec767d1208596266bc2f0b15ba97dd4c..86af6811ba3752edb7caa3e174357acb3caff593 100644 (file)
--- a/ginac/indexed.cpp
+++ b/ginac/indexed.cpp
@@ -554,7 +554,9 @@ template<class T> static ex rename_dummy_indices(const ex & e, exvector & global
                int remaining = local_size - global_size;
                auto it = local_dummy_indices.begin(), itend = local_dummy_indices.end();
                while (it != itend && remaining > 0) {
-                       if (is_exactly_a<T>(*it) && find_if(global_dummy_indices.begin(), global_dummy_indices.end(), bind2nd(idx_is_equal_ignore_dim(), *it)) == global_dummy_indices.end()) {
+                       if (is_exactly_a<T>(*it) &&
+                           find_if(global_dummy_indices.begin(), global_dummy_indices.end(),
+                                   [it](const ex &lh) { return idx_is_equal_ignore_dim()(lh, *it); }) == global_dummy_indices.end()) {
                                global_dummy_indices.push_back(*it);
                                global_size++;
                                remaining--;