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-rw-r--r--src/zsplit.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/zsplit.c b/src/zsplit.c
index ab2dc78..afb8a33 100644
--- a/src/zsplit.c
+++ b/src/zsplit.c
@@ -6,6 +6,7 @@ void
zsplit(z_t high, z_t low, z_t a, size_t delim)
{
if (unlikely(zzero(a))) {
+ /* This is for performance. */
SET_SIGNUM(high, 0);
SET_SIGNUM(low, 0);
return;