[swift-dev] New to building Swift toolchain

[Michael Gottesman]

FYI, I haven't forgotten you! I just need to land some code tonight ; ). I want to try to reproduce exactly what you are doing.

Michael

> On Sep 20, 2017, at 6:08 AM, Maksym Grebenets <mgrebenets at gmail.com> wrote:
> 
> I tried few more options.
> 
> I tried switching my shell to bash and giving it a go.
> This time I got some unusual configuration error.
> The error came from /usr/local/Cellar/cmake/3.9.2/share/cmake/Modules/FindPythonInterp.cmake.
> Unfortunately the error message was in stderr, while I only captured stdout: https://gist.github.com/mgrebenets/bf3a54cb90141c17c715f5ddfddf6c04 <https://gist.github.com/mgrebenets/bf3a54cb90141c17c715f5ddfddf6c04>
> 
> So then I added CMake.app bin to the path
> export PATH=/Applications/CMake.app/Contents/bin:PATH
> and ran the build again.
> This time it didn't fail with configuration error, but failed with "too many files open" and somehow still using cmake 3.9.2 from Homebrew installation:
> https://gist.github.com/mgrebenets/100cf995fbb9c5415a26e0968aa7ed58 <https://gist.github.com/mgrebenets/100cf995fbb9c5415a26e0968aa7ed58>
> 
> So finally, I decided to use CMake.app only:
> brew unlink cmake
> Run again, and same 3 tests fail on same i386 simulator: 
> https://gist.github.com/mgrebenets/cf722b3e19894e7cbeeb3c4fa6d2511e <https://gist.github.com/mgrebenets/cf722b3e19894e7cbeeb3c4fa6d2511e>
> 
> Regards,
> Max
> 
> 
> 
> On Wed, Sep 20, 2017 at 2:59 PM, Maksym Grebenets <mgrebenets at gmail.com <mailto:mgrebenets at gmail.com>> wrote:
> I see.
> 
> I gave it another go: https://gist.github.com/mgrebenets/e2c981951586910c679df17d377c9e69 <https://gist.github.com/mgrebenets/e2c981951586910c679df17d377c9e69>
> 
> Looking at the build logs, I can definitely see llvm source code being built.
> I've looked up a bunch of llvm .cpp files in the build log, e.g. LLVMTargetMachine.cpp.
> Unless I'm not looking in the right place.
> 
> Still same 3 failures in the end.
> 
> I have noticed that in certain places Jenkings builds are using /Applications/CMake.app, while on my machine it is /usr/local/Cellar/cmake/3.9.1/bin/cmake.
> So I've tried to upgrade to 3.9.2 and run same test command manually - same failures. 
> Same for using CMake.app downloaded from cmake.org <http://cmake.org/> (3.9.2) version.
> 
> I've double checked python version that I have, it's 2.7.10, same as on Jenkins instances.
> 
> I do have python3 installed in /usr/local/bin/python3, not sure if this could be related.
> 
> Looking at the failing tests, it seems like all of them are related to encoding.
> The first one is related to Unicode 9 graphemes.
> For a string "🇺🇸🇨🇦🇩🇰🏳️‍🌈" the expected count is 4, while on my machine it's 5.
> Other failures are in CodableTests.swift, but all of them report an error like:
> Decoded URLComponents <//0.0.0.0 <http://0.0.0.0/>> not equal to original <//0.0.0.0 <http://0.0.0.0/>>
> I can't really spot the difference, unless there's some invisible escape character...
> 
> Last failing test is for NSValue bridging:
> stdout>>> check failed at /Users/grebenma/Projects/oss/swift/swift/stdlib/private/StdlibUnittestFoundationExtras/StdlibUnittestFoundationExtras.swift, line 130
> stdout>>> expected: <00000000 00003140 00000000 00004340> (of type NSConcreteValue)
> stdout>>> actual: <00000000 00003140 00000000 00004340> (of type NSConcreteValue)
> 
> It appears that all failures are for iPhone Simulator i386.
> So it must be related to 32-bit platforms only.
> 
> I don't have much ideas on what it could be.
> Is it something set in my bash (zsh) profile?
> E.g. something in the path, or some 3rd party tool installed.
> Are there any hints in the log that may point me in the right direction?
> 
> Thanks.
> 
> 
> 

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