Merge remote-tracking branch 'origin/master' into gen

[rust.git] / src / librustc / mir / visit.rs

diff --git a/src/librustc/mir/visit.rs b/src/librustc/mir/visit.rs
index 30ffa73019c960b3ee6e8b2ae753177b9d228d33..6589e824187fd5b730c11b12166d249ef5aae044 100644 (file)
--- a/src/librustc/mir/visit.rs
+++ b/src/librustc/mir/visit.rs
@@ -788,6 +788,7 @@ fn visit_location(&mut self, mir: & $($mutability)* Mir<'tcx>, location: Locatio
 make_mir_visitor!(Visitor,);
 make_mir_visitor!(MutVisitor,mut);
 
+#[derive(Copy, Clone, Debug)]
 pub enum Lookup {
     Loc(Location),
     Src(SourceInfo),