1 files changed, 8 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.dg/tc1/dr85.C b/gcc/testsuite/g++.dg/tc1/dr85.C
new file mode 100644
index 000000000..31dde8cbb
--- /dev/null
+++ b/gcc/testsuite/g++.dg/tc1/dr85.C
@@ -0,0 +1,8 @@
+// { dg-do compile }
+// Origin: Giovanni Bajo <giovannibajo at gcc dot gnu dot org>
+// DR85: Redeclaration of member class
+
+struct Base {
+  struct Data {};  
+  struct Data;  // { dg-error "" "redeclaration of nested class is invalid" { xfail *-*-* } }
+};