diff --git a/testdata/parser/negative/26.pdl b/testdata/parser/negative/26.pdl
new file mode 100644
index 0000000000000000000000000000000000000000..315fce8008e1edf815c0bd483e20e9b2cd3cbfb5
--- /dev/null
+++ b/testdata/parser/negative/26.pdl
@@ -0,0 +1,5 @@
+#version 100
+
+primitive main(in a, out b) {
+	break; // illegal
+}
\ No newline at end of file