1#!/usr/bin/env python
2
3# Copyright (c) 2012 Google Inc. All rights reserved.
4# Use of this source code is governed by a BSD-style license that can be
5# found in the LICENSE file.
6
7"""
8Make sure comdat folding optimization setting is extracted properly.
9"""
10
11import TestGyp
12
13import sys
14
15if sys.platform == 'win32':
16  test = TestGyp.TestGyp(formats=['msvs', 'ninja'])
17
18  CHDIR = 'linker-flags'
19  test.run_gyp('opt-icf.gyp', chdir=CHDIR)
20  test.build('opt-icf.gyp', chdir=CHDIR)
21
22  # We're specifying /DEBUG so the default is to not merge identical
23  # functions, so all of the similar_functions should be preserved.
24  output = test.run_dumpbin(
25      '/disasm', test.built_file_path('test_opticf_default.exe', chdir=CHDIR))
26  if output.count('similar_function') != 6: # 3 definitions, 3 calls.
27    test.fail_test()
28
29  # Explicitly off, all functions preserved seperately.
30  output = test.run_dumpbin(
31      '/disasm', test.built_file_path('test_opticf_no.exe', chdir=CHDIR))
32  if output.count('similar_function') != 6: # 3 definitions, 3 calls.
33    test.fail_test()
34
35  # Explicitly on, all but one removed.
36  output = test.run_dumpbin(
37      '/disasm', test.built_file_path('test_opticf_yes.exe', chdir=CHDIR))
38  if output.count('similar_function') != 4: # 1 definition, 3 calls.
39    test.fail_test()
40
41  test.pass_test()
42