From 7c965e3e6594d2838a59fa46f7f73289588c3037 Mon Sep 17 00:00:00 2001
From: Masaki Hara <ackie.h.gmai@gmail.com>
Date: Wed, 26 Sep 2018 23:03:09 +0900
Subject: [PATCH] Prefer Move over Copy when dereferencing rvalue objects.

---
 src/librustc_mir/shim.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/librustc_mir/shim.rs b/src/librustc_mir/shim.rs
index 4618c44cdde2a..8ca2381b37a3a 100644
--- a/src/librustc_mir/shim.rs
+++ b/src/librustc_mir/shim.rs
@@ -717,7 +717,7 @@ fn build_call_shim<'a, 'tcx>(tcx: TyCtxt<'a, 'tcx, 'tcx>,
             assert!(arg_ty.is_self());
             local_decls[rcvr_arg].ty = tcx.mk_mut_ptr(arg_ty);
 
-            Operand::Copy(rcvr_l.deref())
+            Operand::Move(rcvr_l.deref())
         }
         Adjustment::RefMut => {
             // let rcvr = &mut rcvr;