Should use `to_int` instead of `to_i`
For CRuby compatibility
MODIFY
src/pack.c
src/pack.c
@@ -1018,11 +1018,7 @@ mrb_pack_pack(mrb_state *mrb, mrb_value ary)
o = mrb_ary_ref(mrb, ary, aidx);
if (type == PACK_TYPE_INTEGER) {
- if (mrb_float_p(o)) {
- o = mrb_funcall(mrb, o, "to_i", 0);
- } else if (!mrb_fixnum_p(o)) {
- mrb_raisef(mrb, E_TYPE_ERROR, "can't convert %S into Integer", mrb_class_path(mrb, mrb_obj_class(mrb, o)));
- }
+ o = mrb_to_int(mrb, o);
} else if (type == PACK_TYPE_FLOAT) {
if (!mrb_float_p(o)) {
o = mrb_funcall(mrb, o, "to_f", 0);

Should use `to_int` instead of `to_i`

For CRuby compatibility