Fix call to completer for async closures.

runtime/vm/flow_graph_builder.cc

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #include "vm/flow_graph_builder.h"
 
 #include "lib/invocation_mirror.h"
 #include "vm/ast_printer.h"
 #include "vm/bit_vector.h"
 #include "vm/class_finalizer.h"
@@ skipping 1044 matching lines @@
   //
   // We distinguish those kinds of nodes via is_regular_return().
   //
   if (function.is_async_closure() && node->is_regular_return()) {
     // Temporary store the computed return value.
     Do(BuildStoreExprTemp(return_value));
 
     LocalVariable* rcv_var = node->scope()->LookupVariable(
         Symbols::AsyncCompleter(), false);
     ASSERT(rcv_var != NULL && rcv_var->is_captured());
-    Value* rcv_value = Bind(BuildLoadLocal(*rcv_var));
-    Value* returned_value = Bind(BuildLoadExprTemp());
     ZoneGrowableArray<PushArgumentInstr*>* arguments =
         new(I) ZoneGrowableArray<PushArgumentInstr*>(2);
+    Value* rcv_value = Bind(BuildLoadLocal(*rcv_var));
     arguments->Add(PushArgument(rcv_value));
+    Value* returned_value = Bind(BuildLoadExprTemp());
     arguments->Add(PushArgument(returned_value));
     InstanceCallInstr* call = new(I) InstanceCallInstr(
         Scanner::kNoSourcePos,
         Symbols::CompleterComplete(),
         Token::kILLEGAL,
         arguments,
         Object::null_array(),
         1,
         owner()->ic_data_array());
     Do(call);
@@ skipping 2912 matching lines @@
   Report::MessageF(Report::kBailout,
                    Script::Handle(function.script()),
                    function.token_pos(),
                    "FlowGraphBuilder Bailout: %s %s",
                    String::Handle(function.name()).ToCString(),
                    reason);
   UNREACHABLE();
 }
 
 }  // namespace dart