diff --git a/test/Index/linkage.c b/test/Index/linkage.c
new file mode 100644
index 0000000..b597c26
--- /dev/null
+++ b/test/Index/linkage.c
@@ -0,0 +1,23 @@
+// RUN: c-index-test -test-print-linkage-source %s | FileCheck %s
+
+enum Baz { Qux = 0 };
+int x;
+void foo();
+static int w;
+void bar(int y) {
+  static int z;
+  int k;
+}
+extern int n;
+
+// CHECK: EnumDecl=Baz:3:6 (Definition)linkage=External
+// CHECK: EnumConstantDecl=Qux:3:12 (Definition)linkage=External
+// CHECK: VarDecl=x:4:5linkage=External
+// CHECK: FunctionDecl=foo:5:6linkage=External
+// CHECK: VarDecl=w:6:12linkage=External
+// CHECK: FunctionDecl=bar:7:6 (Definition)linkage=External
+// CHECK: ParmDecl=y:7:14 (Definition)linkage=External
+// CHECK: VarDecl=z:8:14 (Definition)linkage=External
+// CHECK: VarDecl=k:9:7 (Definition)linkage=External
+// CHECK: VarDecl=n:11:12
+