diff --git a/src/testdir/test_tuple.vim b/src/testdir/test_tuple.vim
index e767851..45f730d 100644
--- a/src/testdir/test_tuple.vim
+++ b/src/testdir/test_tuple.vim
@@ -1586,6 +1586,17 @@
         \ 'E121: Undefined variable: pat'])
 endfunc
 
+" The following used to crash Vim
+func Test_import_invalid_tuple()
+  let lines =<< trim END
+    imp(",G0}11*f[+\x","#|
+  END
+  new
+  call setline(1, lines)
+  call assert_fails('source', 'E114: Missing double quote: "#|')
+  bw!
+endfunc
+
 " Test for add() with a tuple
 func Test_tuple_add()
   let lines =<< trim END