--- /dev/null
+// PR c++/43028
+// { dg-options "-std=c++0x" }
+
+#include <initializer_list>
+
+struct string { string(std::initializer_list<char>) { } };
+
+void f() {
+ auto y =
+ {
+ string(Equation()) // { dg-error "not declared" }
+ }; // { dg-error "unable to deduce" }
+}