tools/gn/format_test_data/012.gn

# (A sample top level block comment)
# Copyright 2014 The Chromium Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.

if (is_win) {
    # This is some special stuff for Windows
    sources = ["win.cc"] } else if (is_linux) {

    # This is a block comment inside the linux block, but not attached.

    sources = ["linux.cc"]
} else {
  # A comment with trailing spaces            
sources = ["wha.cc"] }