1 files changed, 16 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.dg/cpp1z/inh-ctor32.C b/gcc/testsuite/g++.dg/cpp1z/inh-ctor32.C
new file mode 100644
index 00000000000..7ce85b0af2e
--- /dev/null
+++ b/gcc/testsuite/g++.dg/cpp1z/inh-ctor32.C
@@ -0,0 +1,16 @@
+// { dg-do compile { target c++11 } }
+
+struct B;
+struct A
+{
+  A(const B&, int = 0);
+};
+
+struct B: A
+{
+  using A::A;
+  B(B&);
+};
+
+extern const B b;
+B b2{b};			// { dg-error "" }