subtree: improve decision on merges kept in split

diff --git a/levenshtein.c b/levenshtein.c
index fc281597fd2fd5ad2299eab0848da99355e383fc..d2632690d5107b53ee8a7ac4832cd85eb8c7bfc1 100644 (file)
--- a/levenshtein.c
+++ b/levenshtein.c
@@ -42,11 +42,13 @@ int levenshtein(const char *string1, const char *string2,
                int w, int s, int a, int d)
 {
        int len1 = strlen(string1), len2 = strlen(string2);
-       int *row0 = xmalloc(sizeof(int) * (len2 + 1));
-       int *row1 = xmalloc(sizeof(int) * (len2 + 1));
-       int *row2 = xmalloc(sizeof(int) * (len2 + 1));
+       int *row0, *row1, *row2;
        int i, j;
 
+       ALLOC_ARRAY(row0, len2 + 1);
+       ALLOC_ARRAY(row1, len2 + 1);
+       ALLOC_ARRAY(row2, len2 + 1);
+
        for (j = 0; j <= len2; j++)
                row1[j] = j * a;
        for (i = 0; i < len1; i++) {