Check in codegen test expectations.

test/codegen/expect/language/mul_recipr_test.js

Index: test/codegen/expect/language/mul_recipr_test.js
diff --git a/test/codegen/expect/language/mul_recipr_test.js b/test/codegen/expect/language/mul_recipr_test.js
new file mode 100644
index 0000000000000000000000000000000000000000..5bec3775067d4580a12281a10dd0313aaf25360b
--- /dev/null
+++ b/test/codegen/expect/language/mul_recipr_test.js
@@ -0,0 +1,39 @@
+dart_library.library('language/mul_recipr_test', null, /* Imports */[
+  'dart_sdk',
+  'expect'
+], function load__mul_recipr_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 mul_recipr_test = Object.create(null);
+  let VoidTodynamic = () => (VoidTodynamic = dart.constFn(dart.definiteFunctionType(dart.dynamic, [])))();
+  let doubleTodynamic = () => (doubleTodynamic = dart.constFn(dart.definiteFunctionType(dart.dynamic, [core.double])))();
+  let dynamicTodynamic = () => (dynamicTodynamic = dart.constFn(dart.definiteFunctionType(dart.dynamic, [dart.dynamic])))();
+  mul_recipr_test.xx = 23.0;
+  mul_recipr_test.main = function() {
+    mul_recipr_test.xx = 0.000001;
+    mul_recipr_test.scaleIt(1e-310);
+    expect$.Expect.isTrue(mul_recipr_test.xx[dartx.isInfinite]);
+    for (let i = 0; i < 10; i++) {
+      mul_recipr_test.xx = 24.0;
+      mul_recipr_test.scaleIt(6.0);
+      expect$.Expect.equals(4.0, mul_recipr_test.xx);
+    }
+    mul_recipr_test.xx = 0.000001;
+    mul_recipr_test.scaleIt(1e-310);
+    expect$.Expect.isTrue(mul_recipr_test.xx[dartx.isInfinite]);
+  };
+  dart.fn(mul_recipr_test.main, VoidTodynamic());
+  mul_recipr_test.scaleIt = function(b) {
+    mul_recipr_test.scale(1.0 / dart.notNull(b));
+  };
+  dart.fn(mul_recipr_test.scaleIt, doubleTodynamic());
+  mul_recipr_test.scale = function(a) {
+    mul_recipr_test.xx = dart.notNull(mul_recipr_test.xx) * dart.notNull(core.num._check(a));
+  };
+  dart.fn(mul_recipr_test.scale, dynamicTodynamic());
+  // Exports:
+  exports.mul_recipr_test = mul_recipr_test;
+});