@@ -6420,7 +6420,8 @@ enforce_access (tree basetype_path, tree decl, tree diag_decl,
accessible when used to construct an object of the corresponding base
class. */
decl = strip_inheriting_ctors (decl);
- basetype_path = TYPE_BINFO (DECL_CONTEXT (decl));
+ basetype_path = lookup_base (basetype_path, DECL_CONTEXT (decl),
+ ba_any, NULL, complain);
}
if (!accessible_p (basetype_path, decl, true))
new file mode 100644
@@ -0,0 +1,20 @@
+// PR c++/79401
+// { dg-do compile { target c++11 } }
+
+class B
+{
+protected:
+ B (int, int);
+};
+class C : public B
+{
+protected:
+ using B::B;
+};
+class A : public C
+{
+ A (char *);
+};
+A::A (char *) : C (0, 0)
+{
+}