optimize btree.h

fuli · fuli · commit d9f1e7eaf75e · 2013-10-18T16:16:45.000+08:00
diff --git a/include/btree.h b/include/btree.h
@@ -141,8 +141,9 @@ namespace alg {
 					if (k > x->key[i]) {
 						i = i+1;
 					}
+					// reload x[i] after split_child(will modify child x[i])
+					xi = READ(x, i);
 				}
-				xi = READ(x, i);	// reload x[i]
 				insert_nonfull(xi, k);
 				free(xi);
 			}

Original file line number	Diff line number	Diff line change
`@@ -141,8 +141,9 @@ namespace alg {`
`141`	`141`	`if (k > x->key[i]) {`
`142`	`142`	`i = i+1;`
`143`	`143`	`}`
	`144`	`+ // reload x[i] after split_child(will modify child x[i])`
	`145`	`+ xi = READ(x, i);`
`144`	`146`	`}`
`145`		`- xi = READ(x, i); // reload x[i]`
`146`	`147`	`insert_nonfull(xi, k);`
`147`	`148`	`free(xi);`
`148`	`149`	`}`