Repalce shiftOr with pushLongInt, tweak makeSymbol.

pkg/analyzer/lib/src/summary/summarize_const_expr.dart

 // Copyright (c) 2016, 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.
 
 library serialization.summarize_const_expr;
 
 import 'package:analyzer/src/generated/ast.dart';
 import 'package:analyzer/src/generated/scanner.dart';
 import 'package:analyzer/src/summary/format.dart';
 
@@ skipping 39 matching lines @@
     } else if (expr is BooleanLiteral) {
       if (expr.value) {
         operations.add(UnlinkedConstOperation.pushTrue);
       } else {
         operations.add(UnlinkedConstOperation.pushFalse);
       }
     } else if (expr is StringLiteral) {
       _serializeString(expr);
     } else if (expr is SymbolLiteral) {
       strings.add(expr.components.map((token) => token.lexeme).join('.'));
-      operations.add(UnlinkedConstOperation.pushString);
       operations.add(UnlinkedConstOperation.makeSymbol);
     } else if (expr is NullLiteral) {
       operations.add(UnlinkedConstOperation.pushNull);
     } else if (expr is Identifier) {
       references.add(serializeIdentifier(expr));
       operations.add(UnlinkedConstOperation.pushReference);
     } else if (expr is InstanceCreationExpression) {
       _serializeInstanceCreation(expr);
     } else if (expr is ListLiteral) {
       _serializeListLiteral(expr);
@@ skipping 66 matching lines @@
         operations: operations,
         ints: ints,
         doubles: doubles,
         strings: strings,
         references: references);
   }
 
   void _pushInt(int value) {
     assert(value >= 0);
     if (value >= (1 << 32)) {
-      _pushInt(value >> 32);
-      operations.add(UnlinkedConstOperation.shiftOr);
-      ints.add(value & 0xFFFFFFFF);
+      int numOfComponents = 0;
+      ints.add(numOfComponents);
+      void pushComponents(int value) {
+        if (value >= (1 << 32)) {
+          pushComponents(value >> 32);
+        }
+        numOfComponents++;
+        ints.add(value & 0xFFFFFFFF);
+      }
+      pushComponents(value);
+      ints[ints.length - 1 - numOfComponents] = numOfComponents;
+      operations.add(UnlinkedConstOperation.pushLongInt);
     } else {
       operations.add(UnlinkedConstOperation.pushInt);
       ints.add(value);
     }
   }
 
   void _serializeBinaryExpression(BinaryExpression expr) {
     serialize(expr.leftOperand);
     serialize(expr.rightOperand);
     TokenType operator = expr.operator.type;
@@ skipping 139 matching lines @@
  * Error that describes a problem during a constant expression serialization.
  */
 class _ConstExprSerializationError {
   final String message;
 
   _ConstExprSerializationError(this.message);
 
   @override
   String toString() => message;
 }