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#!/usr/bin/env python
# Copyright (c) 2015 Google Inc. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
"""
Verifies that LTO flags work.
"""
import TestGyp
import os
import re
import subprocess
import sys
if sys.platform == 'darwin':
test = TestGyp.TestGyp(formats=['ninja', 'make', 'xcode'])
CHDIR = 'lto'
test.run_gyp('test.gyp', chdir=CHDIR)
test.build('test.gyp', test.ALL, chdir=CHDIR)
def ObjPath(srcpath, target):
# TODO: Move this into TestGyp if it's needed elsewhere.
if test.format == 'xcode':
return os.path.join(CHDIR, 'build', 'test.build', 'Default',
target + '.build', 'Objects-normal', 'x86_64',
srcpath + '.o')
elif 'ninja' in test.format: # ninja, xcode-ninja
return os.path.join(CHDIR, 'out', 'Default', 'obj',
target + '.' + srcpath + '.o')
elif test.format == 'make':
return os.path.join(CHDIR, 'out', 'Default', 'obj.target',
target, srcpath + '.o')
def ObjType(p, t_expected):
r = re.compile(r'nsyms\s+(\d+)')
o = subprocess.check_output(['file', p]).decode('utf-8')
objtype = 'unknown'
if ': Mach-O ' in o:
objtype = 'mach-o'
elif ': LLVM bitcode' in o:
objtype = 'llvm'
if objtype != t_expected:
print('Expected %s, got %s' % (t_expected, objtype))
test.fail_test()
ObjType(ObjPath('cfile', 'lto'), 'llvm')
ObjType(ObjPath('ccfile', 'lto'), 'llvm')
ObjType(ObjPath('mfile', 'lto'), 'llvm')
ObjType(ObjPath('mmfile', 'lto'), 'llvm')
ObjType(ObjPath('asmfile', 'lto'), 'mach-o')
ObjType(ObjPath('cfile', 'lto_static'), 'llvm')
ObjType(ObjPath('ccfile', 'lto_static'), 'llvm')
ObjType(ObjPath('mfile', 'lto_static'), 'llvm')
ObjType(ObjPath('mmfile', 'lto_static'), 'llvm')
ObjType(ObjPath('asmfile', 'lto_static'), 'mach-o')
test.pass_test()
# TODO: Probably test for -object_path_lto too, else dsymutil won't be
# useful maybe?