From a64d60a4d39fa4d87c4d16c9ed995ab18cedab83 Mon Sep 17 00:00:00 2001
From: Joey Lee <leejoey0921@gmail.com>
Date: Tue, 13 Aug 2024 15:11:51 +0900
Subject: [PATCH] fix: safe check

---
 src/prefiltering/UngappedAlignment.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/prefiltering/UngappedAlignment.cpp b/src/prefiltering/UngappedAlignment.cpp
index 12af33c9..1aec6b26 100644
--- a/src/prefiltering/UngappedAlignment.cpp
+++ b/src/prefiltering/UngappedAlignment.cpp
@@ -276,7 +276,7 @@ void UngappedAlignment::scoreDiagonalAndUpdateHits(const char * queryProfile,
             unsigned int minSeqLen = std::min(targetMaxLen - minDistToDiagonal, queryLen);
             for(size_t i = 0; i < DIAGONALBINSIZE; i++) {
                 tmpSeqs[i] = seqs[i].seq + minDistToDiagonal;
-                seqLength[i] = (seqs[i].seqLen == 0) ? 0 : std::min(seqs[i].seqLen - minDistToDiagonal, minSeqLen);
+                seqLength[i] = (seqs[i].seqLen > minDistToDiagonal) ? std::min(seqs[i].seqLen - minDistToDiagonal, minSeqLen) : 0;
             }
             unrolledDiagonalScoring<Sequence::PROFILE_AA_SIZE + 1>(queryProfile, seqLength,
                                                                    tmpSeqs, score_arr);