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

[Carter Schonwald]

What if you build a copy of head with the native code gen. Then build the
cross compiler using head on head?

On Sunday, August 11, 2013, Luke Iannini wrote:

> And the truly final word for the moment : ) —
> I built a tool to partially automate the indentation workaround for LLVM
> 3.0 and it yields the same "co-processor offset out of range"/"unsupported
> relocation on symbol LCPI65_0" errors LLVM 3.3/3.4 did when it finally gets
> to integer-simple/GHC/Integer/Type.hs.
>
>
> On Sun, Aug 11, 2013 at 3:06 AM, Luke Iannini <lukexipd at gmail.com> wrote:
>
> OK! So just to summarize:
> Building GHC HEAD with LLVM 3.0 or 3.2 (using GHC 7.6.3 as the bootstrap)
> on OS X 10.9 DP5/Xcode 5 DP5 exhibits very strange behavior wherein
> layout-based code along with mixed-tabs-and-spaces code fails to parse
> correctly, with issues in hundreds of files in the GHC HEAD tree.
> I don't have a 10.8 machine to check if this is a 10.9 exclusive issue, so
> I'd love if someone can try using these binaries to build GHC HEAD:
> http://llvm.org/releases/3.0/clang+llvm-3.0-x86_64-apple-darwin11.tar.gz
>
> Building GHC HEAD with LLVM 3.3 or 3.4 works great as a regular compiler
> with the 10.9 workarounds I outlined in another thread, but fails when
> compiling as a cross-compiler (./configure --target=arm-apple-darwin10)
> with these errors:
> https://gist.github.com/lukexi/2b129f34fa027172c5ee
>
> So I'm between a rock and a hard place at the moment.
>
> The only (very tedious and slow) workaround I've found for the 3.0/3.2 bug
> is to manually expand tabs to spaces, and to transform
> do x
>    y
> into
> do
>     x
>     y
> (similarly for where and let blocks)
>
> Cheers
> Luke
>
>
> On Sun, Aug 11, 2013 at 1:53 AM, Luke Iannini <lukexipd at gmail.com> wrote:
>
> 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 -hid
>
>
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