1 files changed, 35 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.dg/lookup/template3.C b/gcc/testsuite/g++.dg/lookup/template3.C
new file mode 100644
index 000000000..e5f6f18ed
--- /dev/null
+++ b/gcc/testsuite/g++.dg/lookup/template3.C
@@ -0,0 +1,35 @@
+// Origin PR c++/47957
+// { dg-do compile }
+
+struct S
+{
+  int m;
+
+  S()
+    : m(0)
+  {
+  }
+};
+
+struct Base
+{
+  typedef S T;
+};
+
+template<class T>
+struct Derived : public Base
+{
+  int
+  foo()
+  {
+    T a; // This is Base::T, not the template parameter.
+    return a.m;
+  }
+};
+
+int
+main()
+{
+  Derived<char> d;
+  return d.foo();
+}