1 files changed, 6 insertions, 0 deletions
diff --git a/clang/test/Modules/anon-namespace.cpp b/clang/test/Modules/anon-namespace.cpp
new file mode 100644
index 00000000000..6c085ebc885
--- /dev/null
+++ b/clang/test/Modules/anon-namespace.cpp
@@ -0,0 +1,6 @@
+// RUN: rm -rf %t
+// RUN: %clang_cc1 -fmodules -fmodules-cache-path=%t -I%S/Inputs/anon-namespace -verify %s
+// expected-no-diagnostics
+#include "b1.h"
+#include "c.h"
+using namespace N;