diff --git a/test/ASTMerge/Inputs/struct1.c b/test/ASTMerge/Inputs/struct1.c
index 10c8fce..e6d71ac 100644
--- a/test/ASTMerge/Inputs/struct1.c
+++ b/test/ASTMerge/Inputs/struct1.c
@@ -44,10 +44,14 @@
 // Incomplete type
 struct S10 *x10;
 
-// FIXME: Matches, but crashes the importer
-#if 0
+// Matches
 struct ListNode {
   int value;
   struct ListNode *Next;
 } xList;
-#endif
+
+// Mismatch due to struct used internally
+struct DeepError {
+  int value;
+  struct DeeperError { int i; int f; } *Deeper;
+} xDeep;
diff --git a/test/ASTMerge/Inputs/struct2.c b/test/ASTMerge/Inputs/struct2.c
index 655efd4..4022831 100644
--- a/test/ASTMerge/Inputs/struct2.c
+++ b/test/ASTMerge/Inputs/struct2.c
@@ -46,3 +46,9 @@
   int value;
   struct ListNode *Next;
 } xList;
+
+// Mismatch due to struct used internally
+struct DeepError {
+  int value;
+  struct DeeperError { int i; float f; } *Deeper;
+} xDeep;