Clang: Add symbols collector

Change-Id: I64c25eef8eaa6cc6c3ff09d41866972b6c7248d0
Reviewed-by: Tim Jenssen <tim.jenssen@qt.io>

src/tools/clangrefactoringbackend/source/sourcelocationentry.cpp

@@ -0,0 +1,42 @@
+/****************************************************************************
+**
+** Copyright (C) 2017 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of Qt Creator.
+**
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and The Qt Company. For licensing terms
+** and conditions see https://www.qt.io/terms-conditions. For further
+** information use the contact form at https://www.qt.io/contact-us.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3 as published by the Free Software
+** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
+** included in the packaging of this file. Please review the following
+** information to ensure the GNU General Public License requirements will
+** be met: https://www.gnu.org/licenses/gpl-3.0.html.
+**
+****************************************************************************/
+
+#include "sourcelocationentry.h"
+
+#include <utils/smallstringio.h>
+
+namespace ClangBackEnd {
+
+std::ostream &operator<<(std::ostream &out, const SourceLocationEntry &entry)
+{
+    out << "("
+        << entry.fileId << ", "
+        << entry.line << ", "
+        << entry.column << ")";
+
+    return out;
+}
+
+} // namespace ClangBackEnd