From 226fd6114c710bd798dd9234ed6ce8377aaf744a Mon Sep 17 00:00:00 2001
From: Heng Li <lh3@me.com>
Date: Wed, 30 Nov 2022 09:22:39 -0500
Subject: [PATCH] fixed a wrong comment. Resolves #997

---
 lchain.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lchain.c b/lchain.c
index 2da543c..244d301 100644
--- a/lchain.c
+++ b/lchain.c
@@ -138,7 +138,7 @@ static inline int32_t comput_sc(const mm128_t *ai, const mm128_t *aj, int32_t ma
 }
 
 /* Input:
- *   a[].x: tid<<33 | rev<<32 | tpos
+ *   a[].x: rev<<63 | tid<<32 | tpos
  *   a[].y: flags<<40 | q_span<<32 | q_pos
  * Output:
  *   n_u: #chains