X-Git-Url: https://git.ozlabs.org/?a=blobdiff_plain;f=ccan%2Fedit_distance%2Fedit_distance_rdl.c;fp=ccan%2Fedit_distance%2Fedit_distance_rdl.c;h=9041448402e6b3a232b1c0586a79e10608bf79d6;hb=c16c021735d53348b6f5fe119e35feea85e6638e;hp=4f098cbe57242b29d08a221e2f80d795980eb3e5;hpb=9fdfa56eff5a90cd6f6052b5940b947bc3a704b4;p=ccan

diff --git a/ccan/edit_distance/edit_distance_rdl.c b/ccan/edit_distance/edit_distance_rdl.c
index 4f098cbe..90414484 100644
--- a/ccan/edit_distance/edit_distance_rdl.c
+++ b/ccan/edit_distance/edit_distance_rdl.c
@@ -13,6 +13,8 @@
 ed_dist edit_distance_rdl(const ed_elem *src, ed_size slen,
 			  const ed_elem *tgt, ed_size tlen)
 {
+	ed_size i, j;
+
 	/* Optimization: Avoid malloc when required rows of distance matrix can
 	 * fit on the stack.
 	 */
@@ -32,11 +34,11 @@ ed_dist edit_distance_rdl(const ed_elem *src, ed_size slen,
 
 	/* Initialize row with cost to delete src[0..i-1] */
 	dist[0] = 0;
-	for (ed_size i = 1; i <= slen; ++i) {
+	for (i = 1; i <= slen; ++i) {
 		dist[i] = dist[i - 1] + ED_DEL_COST(src[i - 1]);
 	}
 
-	for (ed_size j = 1; j <= tlen; ++j) {
+	for (j = 1; j <= tlen; ++j) {
 		/* Value for dist[j-2][i-1] (two rows up, one col left). */
 		/* Note: dist[0] is not initialized when j == 1, var unused. */
 		ed_dist diagdist1 = prevdist[0];
@@ -51,7 +53,7 @@ ed_dist edit_distance_rdl(const ed_elem *src, ed_size slen,
 		/* Loop invariant: dist[i] is the edit distance between first j
 		 * elements of tgt and first i elements of src.
 		 */
-		for (ed_size i = 1; i <= slen; ++i) {
+		for (i = 1; i <= slen; ++i) {
 			ed_dist nextdiagdist = dist[i];
 
 			if (ED_ELEM_EQUAL(src[i - 1], tgt[j - 1])) {