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

[Madhu Samuel]

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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