if(frame) {
stack_frame->frame_name = xbt_strdup(frame->name);
- stack_frame->frame_base = (unw_word_t)mc_find_frame_base((void*)ip, frame, &c);
+ stack_frame->frame_base = (unw_word_t)mc_find_frame_base(frame, &c);
} else {
stack_frame->frame_base = 0;
}