Get rid of casting a ptr to a 32 bit value
This causes a warning if `-Wbad-function-cast` is enabled on a build.
diff --git a/src/bplist.c b/src/bplist.c
index c8f5ebc..851ecd6 100644
--- a/src/bplist.c
+++ b/src/bplist.c
@@ -758,8 +758,8 @@
/* recursion check */
if (bplist->level > 0) {
for (i = bplist->level-1; i >= 0; i--) {
- uint32_t node_i = (uint32_t)(uintptr_t)ptr_array_index(bplist->used_indexes, i);
- uint32_t node_level = (uint32_t)(uintptr_t)ptr_array_index(bplist->used_indexes, bplist->level);
+ void *node_i = ptr_array_index(bplist->used_indexes, i);
+ void *node_level = ptr_array_index(bplist->used_indexes, bplist->level);
if (node_i == node_level) {
PLIST_BIN_ERR("recursion detected in binary plist\n");
return NULL;