std::move list tail

layus · layus · commit de89eeb91c44 · 2018-08-28T22:51:04.000+02:00
See #284 (comment)
diff --git a/vm/boostenv/main/boostenv.hh b/vm/boostenv/main/boostenv.hh
@@ -158,7 +158,7 @@ UnstableNode BoostEnvironment::listVMs(VM vm) {
   boost::lock_guard<boost::mutex> lock(_vmsMutex);
   UnstableNode list = buildList(vm);
   for (BoostVM& boostVM : _vms)
-    list = buildCons(vm, build(vm, boostVM.identifier), list);
+    list = buildCons(vm, build(vm, boostVM.identifier), std::move(list));
   return list;
 }
 

Original file line number	Diff line number	Diff line change
`@@ -158,7 +158,7 @@ UnstableNode BoostEnvironment::listVMs(VM vm) {`
`158`	`158`	`boost::lock_guard<boost::mutex> lock(_vmsMutex);`
`159`	`159`	`UnstableNode list = buildList(vm);`
`160`	`160`	`for (BoostVM& boostVM : _vms)`
`161`		`- list = buildCons(vm, build(vm, boostVM.identifier), list);`
	`161`	`+ list = buildCons(vm, build(vm, boostVM.identifier), std::move(list));`
`162`	`162`	`return list;`
`163`	`163`	`}`
`164`	`164`