Check in codegen test expectations.

test/codegen/expect/corelib/hashcode_boxed_test.js

Index: test/codegen/expect/corelib/hashcode_boxed_test.js
diff --git a/test/codegen/expect/corelib/hashcode_boxed_test.js b/test/codegen/expect/corelib/hashcode_boxed_test.js
new file mode 100644
index 0000000000000000000000000000000000000000..d86e1c4aeb6ddde9c0730af60c8a50b3de7ce835
--- /dev/null
+++ b/test/codegen/expect/corelib/hashcode_boxed_test.js
@@ -0,0 +1,28 @@
+dart_library.library('corelib/hashcode_boxed_test', null, /* Imports */[
+  'dart_sdk',
+  'expect'
+], function load__hashcode_boxed_test(exports, dart_sdk, expect) {
+  'use strict';
+  const core = dart_sdk.core;
+  const dart = dart_sdk.dart;
+  const dartx = dart_sdk.dartx;
+  const expect$ = expect.expect;
+  const hashcode_boxed_test = Object.create(null);
+  let doubleTodouble = () => (doubleTodouble = dart.constFn(dart.definiteFunctionType(core.double, [core.double])))();
+  let VoidTodynamic = () => (VoidTodynamic = dart.constFn(dart.definiteFunctionType(dart.dynamic, [])))();
+  hashcode_boxed_test.fib = function(n) {
+    return dart.notNull(n) <= 1.0 ? 1.0 : dart.notNull(hashcode_boxed_test.fib(dart.notNull(n) - 1)) + dart.notNull(hashcode_boxed_test.fib(dart.notNull(n) - 2));
+  };
+  dart.fn(hashcode_boxed_test.fib, doubleTodouble());
+  hashcode_boxed_test.main = function() {
+    let a = dart.notNull(hashcode_boxed_test.fib(5.0)) + 1.0;
+    let b = dart.notNull(hashcode_boxed_test.fib(4.0)) + 4.0;
+    expect$.Expect.isTrue(core.identical(a, b));
+    expect$.Expect.equals(core.identityHashCode(a), core.identityHashCode(b));
+    expect$.Expect.equals(a, b);
+    expect$.Expect.equals(dart.hashCode(a), dart.hashCode(b));
+  };
+  dart.fn(hashcode_boxed_test.main, VoidTodynamic());
+  // Exports:
+  exports.hashcode_boxed_test = hashcode_boxed_test;
+});