replace some more container_get_cardinality() (#715)

Author: longqimin

src/roaring.c

@@ -1920,7 +1920,7 @@ static void insert_flipped_container(roaring_array_t *ans_arr,
             container_not_range(container_to_flip, ctype_in, (uint32_t)lb_start,
                                 (uint32_t)(lb_end + 1), &ctype_out);
 
-        if (container_get_cardinality(flipped_container, ctype_out))
+        if (container_nonzero_cardinality(flipped_container, ctype_out))
             ra_insert_new_key_value_at(ans_arr, -j - 1, hb, flipped_container,
                                        ctype_out);
         else {
@@ -1946,7 +1946,7 @@ static void inplace_flip_container(roaring_array_t *x1_arr, uint16_t hb,
             container_to_flip, ctype_in, (uint32_t)lb_start,
             (uint32_t)(lb_end + 1), &ctype_out);
         // if a new container was created, the old one was already freed
-        if (container_get_cardinality(flipped_container, ctype_out)) {
+        if (container_nonzero_cardinality(flipped_container, ctype_out)) {
             ra_set_container_at_index(x1_arr, i, flipped_container, ctype_out);
         } else {
             container_free(flipped_container, ctype_out);
@@ -1973,7 +1973,7 @@ static void insert_fully_flipped_container(roaring_array_t *ans_arr,
             ra_get_container_at_index(x1_arr, (uint16_t)i, &ctype_in);
         flipped_container =
             container_not(container_to_flip, ctype_in, &ctype_out);
-        if (container_get_cardinality(flipped_container, ctype_out))
+        if (container_nonzero_cardinality(flipped_container, ctype_out))
             ra_insert_new_key_value_at(ans_arr, -j - 1, hb, flipped_container,
                                        ctype_out);
         else {
@@ -1996,7 +1996,7 @@ static void inplace_fully_flip_container(roaring_array_t *x1_arr, uint16_t hb) {
         flipped_container =
             container_inot(container_to_flip, ctype_in, &ctype_out);
 
-        if (container_get_cardinality(flipped_container, ctype_out)) {
+        if (container_nonzero_cardinality(flipped_container, ctype_out)) {
             ra_set_container_at_index(x1_arr, i, flipped_container, ctype_out);
         } else {
             container_free(flipped_container, ctype_out);