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diff --git a/js/src/tests/test262/annexB/built-ins/RegExp/prototype/flags/order-after-compile.js b/js/src/tests/test262/annexB/built-ins/RegExp/prototype/flags/order-after-compile.js
new file mode 100644
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+++ b/js/src/tests/test262/annexB/built-ins/RegExp/prototype/flags/order-after-compile.js
@@ -0,0 +1,37 @@
+// Copyright (C) 2017 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-get-regexp.prototype.flags
+description: >
+  The flags come in the same order in a new instance produced by RegExp.prototype.compile
+info: |
+  B.2.5.1 RegExp.prototype.compile ( pattern, flags )
+
+  ...
+  5. Return ? RegExpInitialize(O, P, F).
+
+  21.2.5.3 get RegExp.prototype.flags
+
+  ...
+  4. Let global be ToBoolean(? Get(R, "global")).
+  5. If global is true, append "g" as the last code unit of result.
+  6. Let ignoreCase be ToBoolean(? Get(R, "ignoreCase")).
+  7. If ignoreCase is true, append "i" as the last code unit of result.
+  8. Let multiline be ToBoolean(? Get(R, "multiline")).
+  9. If multiline is true, append "m" as the last code unit of result.
+  10. Let dotAll be ToBoolean(? Get(R, "dotAll")).
+  11. If dotAll is true, append "s" as the last code unit of result.
+  12. Let unicode be ToBoolean(? Get(R, "unicode")).
+  13. If unicode is true, append "u" as the last code unit of result.
+  14. Let sticky be ToBoolean(? Get(R, "sticky")).
+  15. If sticky is true, append "y" as the last code unit of result.
+  14. Return result.
+features: [regexp-dotall]
+---*/
+
+let re = /(?:)/;
+re.compile("(?:)", "imsuyg");
+assert.sameValue(re.flags, "gimsuy");
+
+reportCompare(0, 0);