diff --git a/test/CodeGenCXX/anonymous-namespaces.cpp b/test/CodeGenCXX/anonymous-namespaces.cpp
new file mode 100644
index 0000000..dcfd518
--- /dev/null
+++ b/test/CodeGenCXX/anonymous-namespaces.cpp
@@ -0,0 +1,22 @@
+// RUN: clang-cc -emit-llvm %s -o - | FileCheck %s
+
+namespace {
+  // CHECK: @_ZN12_GLOBAL__N_11aE = internal global i32 0
+  int a = 0;
+
+  // CHECK: define internal i32 @_ZN12_GLOBAL__N_13fooEv()
+  int foo() {
+    return 32;
+  }
+
+  // CHECK: define internal i32 @_ZN12_GLOBAL__N_11A3fooEv()
+  namespace A {
+    int foo() {
+      return 45;
+    }
+  }
+}
+
+int concrete() {
+  return a + foo() + A::foo();
+}