r719: fixed bad memory access

lh3 · lh3 · commit 83c57a9d9816 · 2018-02-23T17:27:41.000-05:00
diff --git a/align.c b/align.c
@@ -46,7 +46,7 @@ static inline void update_max_zdrop(int32_t score, int i, int j, int32_t *max, i
 static int mm_test_zdrop(void *km, const mm_mapopt_t *opt, const uint8_t *qseq, const uint8_t *tseq, uint32_t n_cigar, uint32_t *cigar, const int8_t *mat)
 {
 	uint32_t k;
-	int32_t score = 0, max = 0, max_i = -1, max_j = -1, i = 0, j = 0, max_zdrop = 0;
+	int32_t score = 0, max = INT32_MIN, max_i = -1, max_j = -1, i = 0, j = 0, max_zdrop = 0;
 	int pos[2][2] = {{-1, -1}, {-1, -1}}, q_len, t_len;
 
 	// find the score and the region where score drops most along diagonal
diff --git a/main.c b/main.c
@@ -6,7 +6,7 @@
 #include "mmpriv.h"
 #include "getopt.h"
 
-#define MM_VERSION "2.8-r718-dirty"
+#define MM_VERSION "2.8-r719-dirty"
 
 #ifdef __linux__
 #include <sys/resource.h>

Original file line number	Diff line number	Diff line change
`@@ -46,7 +46,7 @@ static inline void update_max_zdrop(int32_t score, int i, int j, int32_t *max, i`
`46`	`46`	`static int mm_test_zdrop(void km, const mm_mapopt_t opt, const uint8_t qseq, const uint8_t tseq, uint32_t n_cigar, uint32_t cigar, const int8_t mat)`
`47`	`47`	`{`
`48`	`48`	`uint32_t k;`
`49`		`- int32_t score = 0, max = 0, max_i = -1, max_j = -1, i = 0, j = 0, max_zdrop = 0;`
	`49`	`+ int32_t score = 0, max = INT32_MIN, max_i = -1, max_j = -1, i = 0, j = 0, max_zdrop = 0;`
`50`	`50`	`int pos[2][2] = {{-1, -1}, {-1, -1}}, q_len, t_len;`
`51`	`51`
`52`	`52`	`// find the score and the region where score drops most along diagonal`