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avoid assertion failure given 0-length reads

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Heng Li 2017-09-19 22:30:32 -04:00
parent c04420698e
commit 56014ba3db
1 changed files with 3 additions and 0 deletions
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map.c
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@ -241,6 +241,9 @@ mm_reg1_t *mm_map_seg(const mm_idx_t *mi, int n_segs, int *qlens, const char *se
if (n_segs > MM_MAX_SEG || n_segs <= 0) return 0;
qlen_sum = collect_minimizers(opt, mi, n_segs, qlens, seqs, b);
*n_regs = 0;
if (qlen_sum == 0) return 0;
a = collect_seed_hits(opt, mi, qname, qlen_sum, &n_a, &rep_len, b);
radix_sort_128x(a, a + n_a);