message: Fix build warning unnecessary unsafe
diff: @@ -20,11 +20,9 @@ pub fn is_emscripten_module(module: &Module) -> bool {
  pub unsafe fn write_to_buf(string: *const c_char, buf: u32, max: u32, instance: &Instance) -> u32 {
  let buf_addr = instance.memory_offset_addr(0, buf as _) as *mut c_char;
  - unsafe {
  for i in 0..max {
  *buf_addr.add(i as _) = *string.add(i as _);
  }
  - }
  buf
  }
  