replace decltype by typename for some compilers

reinaual · Sep 9, 2024 · b0a6ad6 · b0a6ad6
1 parent 1e3d4fb
commit b0a6ad6
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/src/utils/include/utils/flatten.hpp b/src/utils/include/utils/flatten.hpp
@@ -27,8 +27,9 @@ namespace detail {
 template <class Container, class OutputIterator, class = void>
 struct flatten_impl {
  static OutputIterator apply(Container const &c, OutputIterator out) {
+ using ValueType = typename Container::value_type;
  for (auto const &e : c) {
- out = flatten_impl<decltype(e), OutputIterator>::apply(e, out);
+ out = flatten_impl<ValueType, OutputIterator>::apply(e, out);
  }
 
  return out;