From 6c668d3e1a37ba65385b5dba76f94986933f8d86 Mon Sep 17 00:00:00 2001
From: Heng Li <lh3@me.com>
Date: Thu, 27 Aug 2015 10:44:08 -0400
Subject: [PATCH] fixed a bug in reverse-complement

---
 bwakit/bwa-postalt.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/bwakit/bwa-postalt.js b/bwakit/bwa-postalt.js
index 5717045..bfc4190 100644
--- a/bwakit/bwa-postalt.js
+++ b/bwakit/bwa-postalt.js
@@ -78,7 +78,7 @@ Bytes.prototype.revcomp = function()
 		this[this.length - i - 1] = Bytes.rctab[this[i]];
 		this[i] = Bytes.rctab[tmp];
 	}
-	if (this.length>>1)
+	if (this.length&1)
 		this[this.length>>1] = Bytes.rctab[this[this.length>>1]];
 }