Function rustc_mir_transform::simplify_try::try_eat_assign_tmp_stmts

fn try_eat_assign_tmp_stmts(
    stmt_iter: &mut Peekable<Enumerate<Iter<'_, Statement<'_>>>>,
    tmp_assigns: &mut Vec<(Local, Local)>,
    nop_stmts: &mut Vec<usize>
)

Eats consecutive Assign Statements.