i#2119 static DR crash: fix release build test failure
i#2119 static DR crash: fix release build test failure

Fixes a failure in the test from 9d8e8ab in release build.

Review-URL: https://codereview.appspot.com/316110043

AmesianX/dynamorio,AmesianX/dynamorio,AmesianX/dynamorio,AmesianX/dynamorio,AmesianX/dynamorio