[swift-corelibs-dev] [XCTest] Cannot build using XCode

Brian Gesiak modocache at gmail.com
Thu Jun 30 08:38:39 CDT 2016 

Madhu,

Sorry for the late reply to this -- I obviously need to update my email
settings! :(

Could you pull down the latest changes to Swift, and let me know if you're
still experiencing difficulties compiling corelibs-xctest?

- Brian Gesiak


On Tue, Jun 21, 2016 at 12:03 AM, Madhu Samuel <madhusamuel at gmail.com>
wrote:

> Wow, the swift build is a success. Though there are a few warnings at the
> end. I guess the issue was with cached values in the build directory.
>
> But, in the next step to build xctest using "/utils/build-script --preset
> corelibs-xctest", the build fails. The build error log is given below.
>
> ------------------------
>
> CompileSwift normal x86_64
> /Users/madhusamuel/dev/swift/swift-corelibs-xctest/Sources/XCTest/Public/XCTestExpectation.swift
> ....
> ....
>
> <unknown>:0: error: unable to execute command: Illegal instruction: 4
> <unknown>:0: error: compile command failed due to signal (use -v to see
> invocation)
> ** BUILD FAILED **
>
>
> The following build commands failed:
> CompileSwift normal x86_64
> /Users/madhusamuel/dev/swift/swift-corelibs-xctest/Sources/XCTest/Private/TestListing.swift
> CompileSwiftSources normal x86_64 com.apple.xcode.tools.swift.compiler
> (2 failures)
> Traceback (most recent call last):
>   File
> "/Users/madhusamuel/dev/swift/swift-corelibs-xctest/build_script.py", line
> 445, in <module>
>     main()
>   File
> "/Users/madhusamuel/dev/swift/swift-corelibs-xctest/build_script.py", line
> 441, in main
>     parsed_args.func(parsed_args)
>   File
> "/Users/madhusamuel/dev/swift/swift-corelibs-xctest/build_script.py", line
> 64, in build
>     source_dir=SOURCE_DIR))
>   File
> "/Users/madhusamuel/dev/swift/swift-corelibs-xctest/build_script.py", line
> 30, in run
>     subprocess.check_call(command, shell=True)
>   File
> "/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/subprocess.py",
> line 540, in check_call
>     raise CalledProcessError(retcode, cmd)
> subprocess.CalledProcessError: Command 'xcodebuild -workspace
> /Users/madhusamuel/dev/swift/swift-corelibs-xctest/XCTest.xcworkspace
> -scheme SwiftXCTest
> SWIFT_EXEC="/Users/madhusamuel/dev/swift/build/Ninja-ReleaseAssert/swift-macosx-x86_64/bin/swiftc"
> SWIFT_LINK_OBJC_RUNTIME=YES
> SYMROOT="/Users/madhusamuel/dev/swift/build/Ninja-ReleaseAssert/xctest-macosx-x86_64"
> OBJROOT="/Users/madhusamuel/dev/swift/build/Ninja-ReleaseAssert/xctest-macosx-x86_64"'
> returned non-zero exit status 65
> ../swift/utils/build-script: fatal error: command terminated with a
> non-zero exit status 1, aborting
> ../swift/utils/build-script: fatal error: command terminated with a
> non-zero exit status 1, aborting
>
>
>
> On Tue, Jun 21, 2016 at 12:35 PM, Madhu Samuel <madhusamuel at gmail.com>
> wrote:
>
>> Hi Brian Croom,
>>
>> Thanks for the quick response. I deleted the entire build directory now.
>> Initiated a new build. Fingers crossed...
>>
>> Will update the status as soon as the build finishes.
>>
>> On Tue, Jun 21, 2016 at 12:31 PM, Brian Croom <brian.s.croom at gmail.com>
>> wrote:
>>
>>> Hmm, have you tried deleting your `build/swift-macosx-x86_64/`
>>> directory? I wonder if cached CMake values could cause that issue.
>>>
>>> (By the way, I can confirm that getting the build going for the first
>>> time is the most challenging! I hope we can get things going for you soon.)
>>>
>>> 2016-06-20 22:22 GMT-04:00 Madhu Samuel <madhusamuel at gmail.com>:
>>>
>>>> So after spending almost a week trying to build swift and core
>>>> libraries (mainly xctest) during the end of May un-successfully, I made up
>>>> my mind to give another attempt today.
>>>>
>>>> I checkout the latest code from swift repo. Since the xctest
>>>> documentation says, "Confirm you're able to build the Swift project using
>>>> utils/build-script -R", that's where I started.
>>>>
>>>> Unfortunately, build-script -R gives the below error.
>>>>
>>>> <unknown>:0: error: Swift does not support the SDK 'MacOSX10.11.sdk'
>>>>
>>>>
>>>> My active developer directory is
>>>> '/Applications/Xcode-beta.app/Contents/Developer'.
>>>> The toolchain is 'Xode 8.0'
>>>>
>>>> The build is taken in Mac OSX El Capitan 10.11.4
>>>>
>>>> Let me know whether I miss anything? I assume getting the build working
>>>> for the first time is the hardest, but there I am!
>>>>
>>>> Any help is appreciated!
>>>>
>>>> Regards,
>>>> Madhu
>>>>
>>>> On Mon, May 30, 2016 at 8:32 AM, Madhu Samuel <madhusamuel at gmail.com>
>>>> wrote:
>>>>
>>>>> Wow, that was a quick response. Thanks Brian Gesiak and Brian Croom.
>>>>>
>>>>> My first quick attempt using build-toolchain script to build my own
>>>>> tool chain failed. Anyway I will give it another try and let you know the
>>>>> status.
>>>>>
>>>>> On Mon, May 30, 2016 at 1:52 AM, Brian Croom <brian.s.croom at gmail.com>
>>>>> wrote:
>>>>>
>>>>>> That's right, breaking changes have been made to Swift since
>>>>>> the latest toolchain snapshot was released, and Corelibs Foundation has
>>>>>> been updated accordingly.
>>>>>>
>>>>>> Until the next snapshot, an alternative to building your own
>>>>>> toolchain would be to check out an older commit of Foundation which still
>>>>>> builds with the compiler in the snapshot toolchain, since XCTest
>>>>>> doesn't depend on any of the more recent Foundation changes. I've had
>>>>>> success using this commit:
>>>>>> https://github.com/apple/swift-corelibs-foundation/commit/04d4f92870652160388f1c69de3fd7bb0656860c
>>>>>>
>>>>>>
>>>>>> --Brian
>>>>>>
>>>>>>
>>>>>> söndag 29 maj 2016 skrev Brian Gesiak via swift-corelibs-dev <
>>>>>> swift-corelibs-dev at swift.org>:
>>>>>>
>>>>>>> Madhu,
>>>>>>>
>>>>>>> Oy, my bad -- I only just noticed you put the toolchain version at
>>>>>>> the bottom of your original email.
>>>>>>>
>>>>>>> It's possible the May 9th toolchain is already too old to build
>>>>>>> XCTest. I'll double-check myself. In the meantime, you may want to try
>>>>>>> building your own toolchain and using that.
>>>>>>>
>>>>>>> - Brian Gesiak
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>> On Sun, May 29, 2016 at 7:23 AM -0700, "Brian Gesiak" <
>>>>>>> modocache at gmail.com> wrote:
>>>>>>>
>>>>>>> Madhu,
>>>>>>>>
>>>>>>>> Thanks for the report!
>>>>>>>>
>>>>>>>> The main difference between the build scripts (which use
>>>>>>>> xcodebuild) and using Xcode itself is the version of Swift that is used.
>>>>>>>> The build scripts build a Swift 3.0 compiler, then use that to build
>>>>>>>> XCTest. When using Xcode directly, you need to select a recent Swift
>>>>>>>> toolchain yourself.
>>>>>>>>
>>>>>>>> Which Swift toolchain are you using to compile XCTest in Xcode?
>>>>>>>>
>>>>>>>> Our tests only make sure apple/swift master works. If the latest
>>>>>>>> Swift toolchain from http://swift.org doesn't work, you may have
>>>>>>>> to built your own toolchain. You can do so using the
>>>>>>>> `utils/build-toolchain` script in the Swift repository.
>>>>>>>>
>>>>>>>> Once you figure out your Swift toolchain version, let us know! You
>>>>>>>> should be able to find out in the preferences pane in Xcode.
>>>>>>>>
>>>>>>>> - Brian Gesiak
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>> On Sun, May 29, 2016 at 1:24 AM -0700, "Madhu Samuel via
>>>>>>>> swift-corelibs-dev" <swift-corelibs-dev at swift.org> wrote:
>>>>>>>>
>>>>>>>> Hi All,
>>>>>>>>>
>>>>>>>>> I am new to this forum.
>>>>>>>>>
>>>>>>>>> I am trying to build the xctest project. I followed the
>>>>>>>>> instructions at https://github.com/apple/swift-corelibs-xctest
>>>>>>>>>
>>>>>>>>> I am able to successfully build via the build scripts. But, if I
>>>>>>>>> build XCTest using xcode using the SwiftXCTest scheme I am getting a few
>>>>>>>>> errors.
>>>>>>>>>
>>>>>>>>> 1. swift-corelibs-foundation/Foundation/NSXMLDTDNode.swift:242:64:
>>>>>>>>> error: cannot convert value of type 'UnsafeMutablePointer<Void>' (aka
>>>>>>>>> 'UnsafeMutablePointer<()>') to expected argument type 'OpaquePointer'
>>>>>>>>>             let unmanaged =
>>>>>>>>> Unmanaged<NSXMLDTDNode>.fromOpaque(privateData)
>>>>>>>>>
>>>>>>>>> 2. swift-corelibs-foundation/Foundation/NSTimer.swift:14:47:
>>>>>>>>> error: cannot convert value of type 'UnsafeMutablePointer<Void>' (aka
>>>>>>>>> 'UnsafeMutablePointer<()>') to expected argument type 'OpaquePointer'
>>>>>>>>>     let t =
>>>>>>>>> Unmanaged<NSTimer>.fromOpaque(info!).takeUnretainedValue()
>>>>>>>>>
>>>>>>>>> etc.
>>>>>>>>>
>>>>>>>>> My dev environment,
>>>>>>>>> OS: Mac OSX El Capitan 10.11.4 (15E65).
>>>>>>>>> Xcode Version: Version 7.3.1 (7D1014)
>>>>>>>>> XCode Toolchain: Swift Development Snapshot 2016-05-09 (a)
>>>>>>>>>
>>>>>>>>> Any help is appreciated.
>>>>>>>>>
>>>>>>>>> Regards,
>>>>>>>>> Madhu
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>
>>>>
>>>
>>
>
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