tests/cases/impl.rs

#[stable(feature = "rust1", since = "1.0.0")]
impl<T> FromIterator<T> for Vec<T> {
    #[inline]
    fn from_iter<I: IntoIterator<Item = T>>(iter: I) -> Vec<T> {}
}

impl<T> IntoIterator for Vec<T> {
    type Item = T;
    type IntoIter = IntoIter<T>;
}

impl<T: ?Sized> !Sync for *mut T {}

impl [T; 8] {
    const LEN: usize = 8;
}