From 098f44cd51713de22fca9db7d9a691236952e0fb Mon Sep 17 00:00:00 2001
From: Heng Li <lh3@live.co.uk>
Date: Thu, 20 Oct 2011 16:26:14 -0400
Subject: [PATCH] nothing

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

diff --git a/bwtaln.c b/bwtaln.c
index a686c92..08a6d5c 100644
--- a/bwtaln.c
+++ b/bwtaln.c
@@ -111,7 +111,7 @@ void bwa_cal_sa_reg_gap(int tid, bwt_t *const bwt, int n_seqs, bwa_seq_t *seqs,
 		for (j = 0; j < p->len; ++j) // we need to complement
 			p->seq[j] = p->seq[j] > 3? 4 : 3 - p->seq[j];
 		p->aln = bwt_match_gap(bwt, p->len, p->seq, w, p->len <= opt->seed_len? 0 : seed_w, &local_opt, &p->n_aln, stack);
-		// clean up the record
+		// clean up the unused data in the record
 		free(p->name); free(p->seq); free(p->rseq); free(p->qual);
 		p->name = 0; p->seq = p->rseq = p->qual = 0;
 	}