Add --no-background-compilation to tests that expect to run code in optimized form

tests/standalone/double_smi_comparison_test.dart

 // Copyright (c) 2011, 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.
 // Test correct comparison (equality and relational) when mixing double and
 // Smi arguments. We convert Smi to doubles and to the operation. This is
 // not correct in 64-bit mode where not every Smi can be converted to a
 // double without loss of precision.
-// VMOptions=--optimization-counter-threshold=10 --no-use-osr
+// VMOptions=--optimization-counter-threshold=10 --no-use-osr --no-background-compilation
 
 import "package:expect/expect.dart";
 
 equalityFunc(a, b) => a == b;
 
 lessThanFunc(a, b) => a < b;
 
 main() {
   for (int i = 0; i < 20; i++) {
     Expect.isFalse(equalityFunc(1.0, 4));
     Expect.isTrue(lessThanFunc(1.0, 4));
   }
   Expect.isFalse(equalityFunc(3459045988797251776, 3459045988797251777));
   Expect.isTrue(lessThanFunc(3459045988797251776, 3459045988797251777));
 }