message: chore(vm) Remove a warning.
diff: @@ -221,7 +221,7 @@ cfg_if::cfg_if! {
  pub __pc: u64, /* Program counter */
  pub __cpsr: u32, /* Current program status register */
  pub __pad: u32, /* Same size for 32-bit or 64-bit clients */
  - };
  + }
  let cx = &*(cx as *const libc::ucontext_t);
  let uc_mcontext = mem::transmute::<_, *const __darwin_arm_thread_state64>(&(*cx.uc_mcontext).__ss);
  