1 files changed, 9 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.dg/parse/namespace10.C b/gcc/testsuite/g++.dg/parse/namespace10.C
new file mode 100644
index 00000000000..9f93d1b6897
--- /dev/null
+++ b/gcc/testsuite/g++.dg/parse/namespace10.C
@@ -0,0 +1,9 @@
+// PR c++/16529
+
+namespace m {} // { dg-error "" }
+
+namespace n {
+  namespace m {}
+}
+
+namespace m = n::m; // { dg-error "" }