diff --git a/src/testdir/test_search.vim b/src/testdir/test_search.vim
index 040a809..1a114c4 100644
--- a/src/testdir/test_search.vim
+++ b/src/testdir/test_search.vim
@@ -294,3 +294,10 @@
   q!
 endfunc
 
+func Test_searchc()
+  " These commands used to cause memory overflow in searchc().
+  new
+  norm ixx
+  exe "norm 0t\u93cf"
+  bw!
+endfunc