[Haskell-iPhone] Can anyone help me test GHC-iOS compiler?

Luke Iannini lukexipd at gmail.com
Sun Aug 11 07:53:09 CEST 2013


Argh, sorry for the confusion: 3.2 *does* exhibit the issue. 3.3 and 3.4 do
not.


On Sun, Aug 11, 2013 at 1:39 AM, Luke Iannini <lukexipd at gmail.com> wrote:

> Further investigation:
>
> I grabbed 7.6.3 just to see if I somehow had a bad install of GHC, but the
> problem still occurred.
>
> The problem only occurs with LLVM 3.0.
>
> It is not related to cross-compilation or Stephen's patches: I tested this
> on multiple fresh clones with --with-gcc=clang.
>
> LLVM 3.2, 3.3 and 3.4 do not exhibit the issue.
>
> If anyone wants to try to reproduce, you can grab the LLVM 3.0 binaries
> here Clang Binaries for MacOS X/x86-64<http://llvm.org/releases/3.0/clang+llvm-3.0-x86_64-apple-darwin11.tar.gz> and
> just drop them in your path.
>
> (Stephen, I'm now trying your patch with LLVM 3.2)
>
> Cheers
> Luke
>
>
> On Sat, Aug 10, 2013 at 8:11 PM, Luke Iannini <lukexipd at gmail.com> wrote:
>
>> The first error on a fresh checkout is
>>
>> "/usr/local/bin/ghc" -hisuf hi -osuf  o -hcsuf hc -static  -H32m -O
>> -package-db libraries/bootstrapping.conf  -hide-all-packages -i
>> -iutils/hsc2hs/. -iutils/hsc2hs/dist/build
>> -iutils/hsc2hs/dist/build/autogen -Iutils/hsc2hs/dist/build
>> -Iutils/hsc2hs/dist/build/autogen     -optP-include
>> -optPutils/hsc2hs/dist/build/autogen/cabal_macros.h -package base-4.6.0.1
>> -package containers-0.5.0.0 -package directory-1.2.0.1 -package
>> filepath-1.3.0.1 -package process-1.1.0.2 -XHaskell98 -XCPP
>> -XForeignFunctionInterface  -no-user-package-db -rtsopts      -odir
>> utils/hsc2hs/dist/build -hidir utils/hsc2hs/dist/build -stubdir
>> utils/hsc2hs/dist/build   -c utils/hsc2hs/./C.hs -o
>> utils/hsc2hs/dist/build/C.o
>>
>>
>> utils/hsc2hs/C.hs:155:3:
>>
>>     parse error (possibly incorrect indentation or mismatched brackets)
>>
>>
>> There seem to be two classes of error: one is the layout issue above, but
>> other files can be fixed by simply running 'expand' on them.
>>
>>
>> On Sat, Aug 10, 2013 at 6:42 PM, Luke Iannini <lukexipd at gmail.com> wrote:
>>
>>> Hi Stephen/all,
>>>
>>> I got LLVM 3.0 installed and started building again but hit a very
>>> strange problem now wherein tons of layout-based code (as in
>>> http://en.wikibooks.org/wiki/Haskell/Indentation) is suddenly erroring
>>> out, e.g.
>>> compiler/coreSyn/CoreUnfold.lhs:481:2:
>>>     parse error (possibly incorrect indentation or mismatched brackets)
>>> (some files also seem to be triggered by mixed tabs and spaces)
>>>
>>> I can fix the errors one by one by converting the code to use more
>>> concrete indentation (like
>>> do
>>>     thing1
>>>     thing2
>>> )
>>> but it's all over the tree.
>>>
>>> Anyone have any idea what might cause this?
>>>
>>> Cheers
>>> Luke
>>>
>>>
>>> On Fri, Aug 9, 2013 at 6:14 AM, Stephen Blackheath [to GHC-iPhone] <
>>> likeliest.complexions.stephen at blacksapphire.com> wrote:
>>>
>>>> Luke,
>>>>
>>>> Try llvm version 3.0 - that's what I'm using, and it definitely worked
>>>> before. llvm-3.1 is broken for GHC+ARM. As for llvm >= 3.2, I'm not sure if
>>>> it's been fixed yet, but it wasn't working last time I tried a couple of
>>>> months ago. I think this was because llvm is getting fussier about its
>>>> input and GHC hasn't been "tightened up" yet.
>>>>
>>>> It's really easy to build llvm from source.
>>>>
>>>>
>>>> Steve
>>>>
>>>>
>>>> On 09/08/13 20:35, Luke Iannini wrote:
>>>>
>>>>> v3 output: https://gist.github.com/**lukexi/7ca55b36269703236f1f<https://gist.github.com/lukexi/7ca55b36269703236f1f>
>>>>>
>>>>>
>>>>> On Fri, Aug 9, 2013 at 4:34 AM, Luke Iannini <lukexipd at gmail.com
>>>>> <mailto:lukexipd at gmail.com>> wrote:
>>>>>
>>>>>     OK, that got me past that one.
>>>>>
>>>>>     Now I'm stuck here during compilation of integer-simple:
>>>>>     https://gist.github.com/**lukexi/d9f8bfd8bca56d5d0ee9<https://gist.github.com/lukexi/d9f8bfd8bca56d5d0ee9>
>>>>>
>>>>>     ("unsupported relocation on symbol"/"co-processor offset out of
>>>>> range")
>>>>>
>>>>>
>>>>>     On Fri, Aug 9, 2013 at 4:00 AM, Luke Iannini <lukexipd at gmail.com
>>>>>     <mailto:lukexipd at gmail.com>> wrote:
>>>>>
>>>>>         OK, I'm underway on this.
>>>>>
>>>>>         First roadbump was:
>>>>>
>>>>>
>>>>>         "inplace/bin/ghc-stage1" -static -H32m -O -Iincludes
>>>>>         -Iincludes/dist -Iincludes/dist-**derivedconstants/header
>>>>>         -Iincludes/dist-ghcconstants/**header -Irts -Irts/dist/build
>>>>>         -DCOMPILING_RTS -package-name rts -dcmm-lint -i -irts
>>>>>         -irts/dist/build -irts/dist/build/autogen -Irts/dist/build
>>>>>         -Irts/dist/build/autogen -O2 -c rts/Apply.cmm -o
>>>>>         rts/dist/build/Apply.o
>>>>>
>>>>>
>>>>>
>>>>>
>>>>>         You are using a new version of LLVM that hasn't been tested
>>>>> yet!
>>>>>         We will try though...
>>>>>         /usr/local/bin/llc: : error: unable to get target for
>>>>>         'arm-apple-darwin10', see --version and --triple.
>>>>>
>>>>>
>>>>>         which I figured out were because the homebrew LLVM 3.4 only
>>>>>         includes host platforms by default (x86/x86-64)
>>>>>         Reinstalling it with all-targets enables them all:
>>>>>         brew install llvm --with-clang --all-targets --HEAD
>>>>>
>>>>>         Trying again now.
>>>>>
>>>>>
>>>>>
>>>>>
>>>>>         On Thu, Aug 8, 2013 at 5:29 PM, Luke Iannini <
>>>>> lukexipd at gmail.com
>>>>>         <mailto:lukexipd at gmail.com>> wrote:
>>>>>
>>>>>             Update: I've got GHC HEAD building on 10.9 again, tonight
>>>>>             I'll dive into the iOS patch!
>>>>>             Cheers
>>>>>             Luke
>>>>>
>>>>>
>>>>>             On Wed, Aug 7, 2013 at 9:12 PM, Carter Schonwald
>>>>>             <carter.schonwald at gmail.com
>>>>>             <mailto:carter.schonwald@**gmail.com<carter.schonwald at gmail.com>>>
>>>>> wrote:
>>>>>
>>>>>                 if you're on 10.8, just DL the 4.6 CLI tools to get
>>>>>                 things working again.
>>>>>
>>>>>                 If you're on 10.9, you'll need to use recent GHC head +
>>>>>                 CLANG HEAD, (ok, the most recent XCODE 5 dev preview
>>>>> CLI
>>>>>                 tools may have all the needed clang patches, but thats
>>>>>                 still needing its own validation, orthogonal to the IOS
>>>>>                 related issues )
>>>>>
>>>>>
>>>>>                 On Tue, Aug 6, 2013 at 7:06 PM, Luke Iannini
>>>>>                 <lukexipd at gmail.com <mailto:lukexipd at gmail.com>>
>>>>> wrote:
>>>>>
>>>>>                     Hi Stephen,
>>>>>
>>>>>                     I installed 10.9 for another project and thus am in
>>>>>                     the middle of fixing up my system to be able to
>>>>>                     build GHC again, but I think I'm close — as soon as
>>>>>                     I have it going I'll try this.
>>>>>
>>>>>                     In the meantime someone still on 10.8 should
>>>>>                     definitely try the patch!
>>>>>
>>>>>                     Hope you're great!
>>>>>                     Luke
>>>>>
>>>>>
>>>>>                     On Tue, Aug 6, 2013 at 6:42 PM, Stephen Blackheath
>>>>>                     [to GHC-iPhone]
>>>>>                     <likeliest.complexions.**stephen at blacksapphire.com<likeliest.complexions.stephen at blacksapphire.com>
>>>>>                     <mailto:likeliest.complexions.**
>>>>> stephen at blacksapphire.com<likeliest.complexions.stephen at blacksapphire.com>
>>>>> >>
>>>>>
>>>>>                     wrote:
>>>>>
>>>>>                         Hi all,
>>>>>
>>>>>                         A couple of months ago I got some patches
>>>>>                         applied to GHC mainline for the ability to
>>>>> cross
>>>>>                         compile to iOS. I've been doing other things
>>>>> and
>>>>>                         now I want to test those changes. The trouble
>>>>>                         is, I am having Apple trouble and I can't get
>>>>>                         Xcode to work.
>>>>>
>>>>>                         If anyone is interested in testing it for me,
>>>>>                         I'd appreciate it.
>>>>>
>>>>>                         The patch attached here needs to be applied to
>>>>>                         GHC head. Using this, I was able to get the
>>>>>                         cross compiler to build. The instructions are
>>>>> here:
>>>>>
>>>>>                         http://ghc.haskell.org/trac/__**
>>>>> ghc/wiki/Building/__**CrossCompiling/iOS<http://ghc.haskell.org/trac/__ghc/wiki/Building/__CrossCompiling/iOS>
>>>>>
>>>>>                         <http://ghc.haskell.org/trac/**
>>>>> ghc/wiki/Building/**CrossCompiling/iOS<http://ghc.haskell.org/trac/ghc/wiki/Building/CrossCompiling/iOS>
>>>>> >
>>>>>
>>>>>
>>>>>                         Steve
>>>>>
>>>>>                         ______________________________**
>>>>> _________________
>>>>>                         iPhone mailing list
>>>>>                         iPhone at haskell.org <mailto:iPhone at haskell.org>
>>>>>
>>>>>                         http://www.haskell.org/**
>>>>> mailman/listinfo/iphone<http://www.haskell.org/mailman/listinfo/iphone>
>>>>>
>>>>>
>>>>>
>>>>>                     ______________________________**_________________
>>>>>                     iPhone mailing list
>>>>>                     iPhone at haskell.org <mailto:iPhone at haskell.org>
>>>>>                     http://www.haskell.org/**mailman/listinfo/iphone<http://www.haskell.org/mailman/listinfo/iphone>
>>>>>
>>>>>
>>>>>
>>>>>
>>>>>
>>>>>
>>>>>
>>>
>>
>
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