@@ -27482,6 +27482,10 @@ value_dependent_expression_p (tree expression)
if (TREE_CODE (expression) == TREE_LIST)
return any_value_dependent_elements_p (expression);
+ if (TREE_CODE (type) == REFERENCE_TYPE
+ && has_value_dependent_address (expression))
+ return true;
+
return value_dependent_expression_p (expression);
}
new file mode 100644
@@ -0,0 +1,20 @@
+// PR c++/103968
+// { dg-do compile { target c++11 } }
+
+template <typename Opt, Opt const& options>
+struct trait
+{
+ template <typename T>
+ struct NonInstantiated{};
+};
+
+struct Options {};
+
+template <typename T>
+struct Widget
+{
+ static constexpr auto c_options = Options{};
+ using Trait = trait<decltype(c_options), c_options>;
+};
+
+Widget<int>::Trait b{}; // Crashes GCC > 10.3