1 files changed, 1 insertions, 0 deletions
diff --git a/TODO b/TODO
index 9c1d564..56d8dbe 100644
--- a/TODO
+++ b/TODO
@@ -7,6 +7,7 @@ Add zstr_radix
 Test big endian
 Test always having used > 0 for zero
   Test negative/non-negative instead of sign
+Test long .sign
 
 Test optimisation of zmul:
   bc = [(Hb * Hc) << (m2 << 1)]