Make Place Copy

Author: spastorino

src/librustc/mir/mod.rs

@@ -1660,7 +1660,7 @@ impl Debug for Statement<'_> {
 /// A path to a value; something that can be evaluated without
 /// changing or disturbing program state.
 #[derive(
-    Clone, PartialEq, Eq, PartialOrd, Ord, Hash, RustcEncodable, HashStable,
+    Copy, Clone, PartialEq, Eq, PartialOrd, Ord, Hash, RustcEncodable, HashStable,
 )]
 pub struct Place<'tcx> {
     pub local: Local,