1 // build-pass (FIXME(62277): could be check-pass?)
4 trait MatrixRow { fn dummy(&self) { }
}
8 impl<'a
> MatrixRow
for &'a Mat {}
10 struct Rows
<M
: MatrixRow
> {
14 impl<'a
> Iterator
for Rows
<&'a Mat
> {
17 fn next(&mut self) -> Option
<()> {