diff --git a/tests/auto/cplusplus/preprocessor/data/poundpound.1.cpp b/tests/auto/cplusplus/preprocessor/data/poundpound.1.cpp
new file mode 100644
index 00000000000..ab02ae6a666
--- /dev/null
+++ b/tests/auto/cplusplus/preprocessor/data/poundpound.1.cpp
@@ -0,0 +1,7 @@
+struct QQ {};
+
+#define NN(x) typedef QQ PP ## x;
+
+NN(CC)
+
+typedef PPCC RR;
diff --git a/tests/auto/cplusplus/preprocessor/data/poundpound.1.out.cpp b/tests/auto/cplusplus/preprocessor/data/poundpound.1.out.cpp
new file mode 100644
index 00000000000..40d92e888ac
--- /dev/null
+++ b/tests/auto/cplusplus/preprocessor/data/poundpound.1.out.cpp
@@ -0,0 +1,8 @@
+# 1 "data/poundpound.1.cpp"
+struct QQ {};
+#gen true
+# 3 "data/poundpound.1.cpp"
+typedef QQ PPCC;
+#gen false
+# 7 "data/poundpound.1.cpp"
+typedef PPCC RR;
diff --git a/tests/auto/cplusplus/preprocessor/tst_preprocessor.cpp b/tests/auto/cplusplus/preprocessor/tst_preprocessor.cpp
index fd97d143ac5..a883d5858be 100644
--- a/tests/auto/cplusplus/preprocessor/tst_preprocessor.cpp
+++ b/tests/auto/cplusplus/preprocessor/tst_preprocessor.cpp
@@ -683,6 +683,8 @@ void tst_Preprocessor::comparisons_data()
         << "empty-macro.cpp" << "empty-macro.out.cpp" << "";
     QTest::newRow("empty-macro 2")
         << "empty-macro.2.cpp" << "empty-macro.2.out.cpp" << "";
+    QTest::newRow("poundpound 1")
+        << "poundpound.1.cpp" << "poundpound.1.out.cpp" << "";
 }
 
 void tst_Preprocessor::comparisons()