Method is_boxed_dyn_error

crates/core/src/error/error.rs:1593–1595

(&self)

    }

    fn is_boxed_dyn_error(&self) -> bool {
        !self.is_oom()
    }

    pub(crate) fn oom_size(inner: NonNull<u8>) -> usize {
        debug_assert!(Self::is_oom_ptr(inner));