fPIC issues

[Carter Schonwald]

What version of cabal-install are you using?

On Friday, January 24, 2014, Jan Stolarek <jan.stolarek at p.lodz.pl> wrote:

> A couple of days ago I realized that I can't compile latest HEAD on my
> Debian Squeeze laptop.
> Some -fPIC issues prevented compilation of integer-gmp library. I reported
> this as #8666. Today I
> got another PIC-related error on a different machine with openSUSE 11.4:
>
> /usr/lib64/gcc/x86_64-suse-linux/4.5/../../../../x86_64-suse-linux/bin/ld:
> dist/build/compile/compile-tmp/Data/Singletons/Core.dyn_o: re
> location R_X86_64_PC32 against undefined symbol
> `DataziSingletonsziTypes_Proved_con_info' can not
> be used when making a shared object; recompile with -fPIC
> /usr/lib64/gcc/x86_64-suse-linux/4.5/../../../../x86_64-suse-linux/bin/ld:
> final link failed: Bad
> value
> collect2: ld returned 1 exit status
>
> This happened with HEAD when I tried to compile testsuite configured via
> cabal file (on 7.6.3 all
> is fine):
>
> test-suite compile
>   type:               exitcode-stdio-1.0
>   ghc-options:        -Wall -O0 -main-is Test.Main
>   default-language:   Haskell2010
>   main-is:            Test/Main.hs
>
> Before I fil in another bug report could someone offer me a
> straightforward explanation of what is
> this whole -fPIC thing? Why does it break my code? Is this a known issue?
> Is there any kind of
> workaround for this?
>
> Janek
>
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