1 files changed, 26 insertions, 0 deletions
diff --git a/test/Modules/Inputs/cxx-decls-merged.h b/test/Modules/Inputs/cxx-decls-merged.h
index ccc3b0154872..86e81a9bb681 100644
--- a/test/Modules/Inputs/cxx-decls-merged.h
+++ b/test/Modules/Inputs/cxx-decls-merged.h
@@ -1 +1,27 @@
 extern int mergeUsedFlag;
+
+typedef struct {
+  int n;
+  int m;
+} NameForLinkage;
+extern NameForLinkage name_for_linkage;
+
+struct HasVirtualFunctions {
+  virtual void f();
+};
+struct OverridesVirtualFunctions : HasVirtualFunctions {
+  void f();
+};
+extern OverridesVirtualFunctions overrides_virtual_functions;
+extern "C" void ExternCFunction();
+
+typedef struct {
+  struct Inner {
+    int n;
+  };
+} NameForLinkage2;
+auto name_for_linkage2_inner_b = NameForLinkage2::Inner();
+typedef decltype(name_for_linkage2_inner_b) NameForLinkage2Inner;
+
+namespace Aliased { extern int b; }
+namespace Alias = Aliased;