Avoid copy in iteration by using const auto & (pybind#4861)

This change is fixing a Coverity AUTO_CAUSES_COPY issues.
colesbury · Sep 25, 2023 · 7e5edbc · 7e5edbc
1 parent 5891867
commit 7e5edbc
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/include/pybind11/pybind11.h b/include/pybind11/pybind11.h
@@ -1142,7 +1142,7 @@ class cpp_function : public function {
                     }
                     msg += "kwargs: ";
                     bool first = true;
-                    for (auto kwarg : kwargs) {
+                    for (const auto &kwarg : kwargs) {
                         if (first) {
                             first = false;
                         } else {