1 files changed, 61 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.dg/template/pr58878.C b/gcc/testsuite/g++.dg/template/pr58878.C
new file mode 100644
index 0000000000..adad9fe5b0
--- /dev/null
+++ b/gcc/testsuite/g++.dg/template/pr58878.C
@@ -0,0 +1,61 @@
+// PR c++/58878
+
+// Template-members of non-template class
+struct A
+{
+    template <typename t>    // { dg-error "shadows" }
+        void f()
+        {
+            int t = 1;       // { dg-error "declaration" }
+        }
+
+    template <typename t>
+        void g();
+};
+
+template <typename t>        // { dg-error "shadows" }
+void A::g()
+{
+    int t = 2;               // { dg-error "declaration" }
+}
+
+// (Non-template) Members of template class
+template <typename t>        // { dg-error "shadows" }
+struct B
+{
+    void f()
+    {
+        int t = 3;           // { dg-error "declaration" }
+    }
+
+    void g();
+};
+
+template <typename t>        // { dg-error "shadows" }
+void B<t>::g()
+{
+    int t = 4;               // { dg-error "declaration" }
+}
+
+// Template members of template class
+template <typename t>        // { dg-error "shadows" }
+struct C
+{
+    template <typename s>    // { dg-error "shadows" }
+    void f()
+    {
+        int t = 5;           // { dg-error "declaration" }
+        int s = 6;           // { dg-error "declaration" }
+    }
+
+    template <typename s>
+    void g();
+};
+
+template <typename t>        // { dg-error "shadows" }
+template <typename s>        // { dg-error "shadows" }
+void C<t>::g()
+{
+    int t = 7;               // { dg-error "declaration" }
+    int s = 8;               // { dg-error "declaration" }
+}