Fwd: Trying to compile GHC under Ubuntu as a cross-compiler for ARM

Carter Schonwald carter.schonwald at gmail.com
Thu Apr 3 19:14:01 UTC 2014


try "libcurses"

for more hands on support getting ghc working, #ghc on freenode (when
people are around) also works

are you following the cross compilation directions?


On Thu, Apr 3, 2014 at 3:04 PM, eng. Vassil Ognyanov Keremidchiev <
varosi at gmail.com> wrote:

> Okay, I got that LLVM is used here to build part of the GHC compiler for
> x86 and not for ARM directly.
> I have installed llvm-3.3 and build processed much longer until this error:
>
> configure: error: in `/home/varosi/haskell/ghc/libraries/terminfo':
> configure: error: curses library not found, so this package cannot be built
> See `config.log' for more details
> make[1]: *** [libraries/terminfo/dist-install/package-data.mk] Error 1
>  make: *** [all] Error 2
>
> I didn't found curses library at apt-get or cabal.
>
>
> 2014-04-03 21:13 GMT+03:00 eng. Vassil Ognyanov Keremidchiev <
> varosi at gmail.com>:
>
> I would like to build GHC as a cross-compiler. So it can still run on x86
>> Ubuntu, but producing code for ARM v7.
>> What should I do?
>>
>>
>> 2014-04-03 21:05 GMT+03:00 Karel Gardas <karel.gardas at centrum.cz>:
>>
>>
>>> I don't understand why you are trying to cross-compile LLVM? I've though
>>> you'd like to cross-compile GHC itself...
>>>
>>> Karel
>>>
>>>
>>> On 04/ 3/14 08:00 PM, eng. Vassil Ognyanov Keremidchiev wrote:
>>>
>>>> May be the problem is:
>>>> arm-linux-gnueabi-gcc --version
>>>> gives me 4.6.3 ?
>>>>
>>>> Is it possible to install earlier LLVM version?
>>>>
>>>> 2014-04-03 20:47 GMT+03:00 eng. Vassil Ognyanov Keremidchiev
>>>> <varosi at gmail.com <mailto:varosi at gmail.com>>:
>>>>
>>>>
>>>>     I'm trying to compile LLVM as is described in:
>>>>     http://bgamari.github.io/posts/cross-compiling_llvm.html
>>>>     without success. This is the error:
>>>>
>>>>     llvm[1]: Compiling StringMatcher.cpp for Debug+Asserts build
>>>>     llvm[1]: Compiling TGLexer.cpp for Debug+Asserts build
>>>>     llvm[1]: Compiling TGParser.cpp for Debug+Asserts build
>>>>     llvm[1]: Compiling TableGenBackend.cpp for Debug+Asserts build
>>>>     llvm[1]: Building Debug+Asserts Archive Library libLLVMTableGen.a
>>>>     make[1]: Leaving directory
>>>>     `/home/varosi/haskell/llvm/build/lib/TableGen'
>>>>     make[1]: Entering directory `/home/varosi/haskell/llvm/build/utils'
>>>>     make[2]: Entering directory
>>>>     `/home/varosi/haskell/llvm/build/utils/FileCheck'
>>>>     llvm[2]: Compiling FileCheck.cpp for Debug+Asserts build
>>>>     llvm[2]: Linking Debug+Asserts executable FileCheck
>>>>     /home/varosi/haskell/llvm/build/utils/FileCheck/Debug+
>>>> Asserts/FileCheck.o:
>>>>     In function `llvm::cl::Option::Option(llvm::cl::NumOccurrencesFlag,
>>>>     llvm::cl::OptionHidden)':
>>>>     /home/varosi/haskell/llvm/include/llvm/Support/CommandLine.h:242:
>>>>     undefined reference to `vtable for llvm::cl::Option'
>>>>     /home/varosi/haskell/llvm/include/llvm/Support/CommandLine.h:242:
>>>>     undefined reference to `llvm::cl::GeneralCategory'
>>>>     /home/varosi/haskell/llvm/build/utils/FileCheck/Debug+
>>>> Asserts/FileCheck.o:
>>>>     In function `llvm::cl::Option::~Option()':
>>>>     /home/varosi/haskell/llvm/include/llvm/Support/CommandLine.h:281:
>>>>     undefined reference to `vtable for llvm::cl::Option'
>>>>     /home/varosi/haskell/llvm/build/utils/FileCheck/Debug+
>>>> Asserts/FileCheck.o:
>>>>     In function `llvm::cl::GenericOptionValue::~GenericOptionValue()':
>>>>     /home/varosi/haskell/llvm/include/llvm/Support/CommandLine.h:356:
>>>>     undefined reference to `vtable for llvm::cl::GenericOptionValue'
>>>>     /home/varosi/haskell/llvm/build/utils/FileCheck/Debug+
>>>> Asserts/FileCheck.o:
>>>>     In function `llvm::cl::OptionValue<std::string>::OptionValue()':
>>>>     /home/varosi/haskell/llvm/include/llvm/Support/CommandLine.h:461:
>>>>     undefined reference to `vtable for llvm::cl::OptionValue<std::
>>>> string>'
>>>>     /home/varosi/haskell/llvm/build/utils/FileCheck/Debug+
>>>> Asserts/FileCheck.o:
>>>>     In function `llvm::cl::basic_parser_impl::~basic_parser_impl()':
>>>>     /home/varosi/haskell/llvm/include/llvm/Support/CommandLine.h:702:
>>>>     undefined reference to `vtable for llvm::cl::basic_parser_impl'
>>>>     /home/varosi/haskell/llvm/build/utils/FileCheck/Debug+
>>>> Asserts/FileCheck.o:
>>>>     In function
>>>>     `llvm::PrettyStackTraceProgram::PrettyStackTraceProgram(int, char
>>>>     const* const*)':
>>>>     /home/varosi/haskell/llvm/include/llvm/Support/PrettyStackTrace.h:63:
>>>> undefined
>>>>     reference to `llvm::PrettyStackTraceEntry::PrettyStackTraceEntry()'
>>>>     /home/varosi/haskell/llvm/include/llvm/Support/PrettyStackTrace.h:63:
>>>> undefined
>>>>     reference to `vtable for llvm::PrettyStackTraceProgram'
>>>>     /home/varosi/haskell/llvm/include/llvm/Support/PrettyStackTrace.h:64:
>>>> undefined
>>>>     reference to `llvm::EnablePrettyStackTrace()'
>>>>     /home/varosi/haskell/llvm/build/utils/FileCheck/Debug+
>>>> Asserts/FileCheck.o:
>>>>     In function `llvm::raw_ostream::operator<<(char)':
>>>>     /home/varosi/haskell/llvm/include/llvm/Support/raw_ostream.h:136:
>>>>     undefined reference to `llvm::raw_ostream::write(unsigned char)'
>>>>     /home/varosi/haskell/llvm/build/utils/FileCheck/Debug+
>>>> Asserts/FileCheck.o:
>>>>     In function `llvm::raw_ostream::operator<<(llvm::StringRef)':
>>>>     /home/varosi/haskell/llvm/include/llvm/Support/raw_ostream.h:161:
>>>>     undefined reference to `llvm::raw_ostream::write(char const*,
>>>>     unsigned long)'
>>>>     /home/varosi/haskell/llvm/build/utils/FileCheck/Debug+
>>>> Asserts/FileCheck.o:
>>>>     In function `llvm::raw_ostream::operator<<(std::string const&)':
>>>>     /home/varosi/haskell/llvm/include/llvm/Support/raw_ostream.h:177:
>>>>     undefined reference to `llvm::raw_ostream::write(char const*,
>>>>     unsigned long)'
>>>>     /home/varosi/haskell/llvm/build/utils/FileCheck/Debug+
>>>> Asserts/FileCheck.o:
>>>>     In function `Pattern::ParsePattern(llvm::StringRef,
>>>> llvm::StringRef,
>>>>     llvm::SourceMgr&, unsigned int)':
>>>>     /home/varosi/haskell/llvm/utils/FileCheck/FileCheck.cpp:176:
>>>>     undefined reference to `llvm::SourceMgr::PrintMessage(llvm::SMLoc,
>>>>     llvm::SourceMgr::DiagKind, llvm::Twine const&,
>>>>     llvm::ArrayRef<llvm::SMRange>, llvm::ArrayRef<llvm::SMFixIt>, bool)
>>>>     const'
>>>>     /home/varosi/haskell/llvm/utils/FileCheck/FileCheck.cpp:182:
>>>>     undefined reference to `llvm::StringRef::find(llvm::StringRef,
>>>>     unsigned long) const'
>>>>     /home/varosi/haskell/llvm/utils/FileCheck/FileCheck.cpp:183:
>>>>     undefined reference to `llvm::StringRef::find(llvm::StringRef,
>>>>     unsigned long) const'
>>>>     /home/varosi/haskell/llvm/utils/FileCheck/FileCheck.cpp:198:
>>>>     undefined reference to `llvm::StringRef::find(llvm::StringRef,
>>>>     unsigned long) const'
>>>>     /home/varosi/haskell/llvm/utils/FileCheck/FileCheck.cpp:202:
>>>>     undefined reference to `llvm::SourceMgr::PrintMessage(llvm::SMLoc,
>>>>     llvm::SourceMgr::DiagKind, llvm::Twine const&,
>>>>     llvm::ArrayRef<llvm::SMRange>, llvm::ArrayRef<llvm::SMFixIt>, bool)
>>>>     const'
>>>>     /home/varosi/haskell/llvm/utils/FileCheck/FileCheck.cpp:234:
>>>>     undefined reference to `llvm::SourceMgr::PrintMessage(llvm::SMLoc,
>>>>     llvm::SourceMgr::DiagKind, llvm::Twine const&,
>>>>     llvm::ArrayRef<llvm::SMRange>, llvm::ArrayRef<llvm::SMFixIt>, bool)
>>>>     const'
>>>>     /home/varosi/haskell/llvm/utils/FileCheck/FileCheck.cpp:247:
>>>>     undefined reference to `llvm::SourceMgr::PrintMessage(llvm::SMLoc,
>>>>     llvm::SourceMgr::DiagKind, llvm::Twine const&,
>>>>     llvm::ArrayRef<llvm::SMRange>, llvm::ArrayRef<llvm::SMFixIt>, bool)
>>>>     const'
>>>>     /home/varosi/haskell/llvm/utils/FileCheck/FileCheck.cpp:260:
>>>>     undefined reference to `llvm::SourceMgr::PrintMessage(llvm::SMLoc,
>>>>     llvm::SourceMgr::DiagKind, llvm::Twine const&,
>>>>     llvm::ArrayRef<llvm::SMRange>, llvm::ArrayRef<llvm::SMFixIt>, bool)
>>>>     const'
>>>>     /home/varosi/haskell/llvm/utils/FileCheck/FileCheck.cpp:269:
>>>>     undefined reference to `llvm::SourceMgr::PrintMessage(llvm::SMLoc,
>>>>     llvm::SourceMgr::DiagKind, llvm::Twine const&,
>>>>     llvm::ArrayRef<llvm::SMRange>, llvm::ArrayRef<llvm::SMFixIt>, bool)
>>>>     const'
>>>>     /home/varosi/haskell/llvm/build/utils/FileCheck/Debug+
>>>> Asserts/FileCheck.o:/home/varosi/haskell/llvm/utils/
>>>> FileCheck/FileCheck.cpp:277:
>>>>     more undefined references to
>>>>     `llvm::SourceMgr::PrintMessage(llvm::SMLoc,
>>>>     llvm::SourceMgr::DiagKind, llvm::Twine const&,
>>>>     llvm::ArrayRef<llvm::SMRange>, llvm::ArrayRef<llvm::SMFixIt>, bool)
>>>>     const' follow
>>>>     /home/varosi/haskell/llvm/build/utils/FileCheck/Debug+
>>>> Asserts/FileCheck.o:
>>>>     In function `Pattern::ParsePattern(llvm::StringRef,
>>>> llvm::StringRef,
>>>>     llvm::SourceMgr&, unsigned int)':
>>>>     /home/varosi/haskell/llvm/utils/FileCheck/FileCheck.cpp:313:
>>>>     undefined reference to `llvm::StringRef::find(llvm::StringRef,
>>>>     unsigned long) const'
>>>>     /home/varosi/haskell/llvm/utils/FileCheck/FileCheck.cpp:314:
>>>>     undefined reference to `llvm::StringRef::find(llvm::StringRef,
>>>>     unsigned long) const'
>>>>     /home/varosi/haskell/llvm/utils/FileCheck/FileCheck.cpp:315:
>>>>     undefined reference to `llvm::Regex::escape(llvm::StringRef)'
>>>>     /home/varosi/haskell/llvm/build/utils/FileCheck/Debug+
>>>> Asserts/FileCheck.o:
>>>>     In function `Pattern::AddRegExToRegEx(llvm::StringRef, unsigned
>>>>     int&, llvm::SourceMgr&)':
>>>>     /home/varosi/haskell/llvm/utils/FileCheck/FileCheck.cpp:324:
>>>>     undefined reference to `llvm::Regex::Regex(llvm::StringRef,
>>>> unsigned
>>>>     int)'
>>>>     /home/varosi/haskell/llvm/utils/FileCheck/FileCheck.cpp:326:
>>>>     undefined reference to `llvm::Regex::isValid(std::string&)'
>>>>     /home/varosi/haskell/llvm/utils/FileCheck/FileCheck.cpp:328:
>>>>     undefined reference to `llvm::SourceMgr::PrintMessage(llvm::SMLoc,
>>>>     llvm::SourceMgr::DiagKind, llvm::Twine const&,
>>>>     llvm::ArrayRef<llvm::SMRange>, llvm::ArrayRef<llvm::SMFixIt>, bool)
>>>>     const'
>>>>     /home/varosi/haskell/llvm/utils/FileCheck/FileCheck.cpp:333:
>>>>     undefined reference to `llvm::Regex::getNumMatches() const'
>>>>     /home/varosi/haskell/llvm/utils/FileCheck/FileCheck.cpp:334:
>>>>     undefined reference to `llvm::Regex::~Regex()'
>>>>     /home/varosi/haskell/llvm/build/utils/FileCheck/Debug+
>>>> Asserts/FileCheck.o:
>>>>     In function `Pattern::Match(llvm::StringRef, unsigned long&,
>>>>     llvm::StringMap<llvm::StringRef, llvm::MallocAllocator>&) const':
>>>>     /home/varosi/haskell/llvm/utils/FileCheck/FileCheck.cpp:376:
>>>>     undefined reference to `llvm::StringRef::find(llvm::StringRef,
>>>>     unsigned long) const'
>>>>     /home/varosi/haskell/llvm/utils/FileCheck/FileCheck.cpp:403:
>>>>     undefined reference to `llvm::Regex::escape(llvm::StringRef)'
>>>>     /home/varosi/haskell/llvm/utils/FileCheck/FileCheck.cpp:418:
>>>>     undefined reference to `llvm::Regex::Regex(llvm::StringRef,
>>>> unsigned
>>>>     int)'
>>>>     /home/varosi/haskell/llvm/utils/FileCheck/FileCheck.cpp:418:
>>>>     undefined reference to `llvm::Regex::match(llvm::StringRef,
>>>>     llvm::SmallVectorImpl<llvm::StringRef>*)'
>>>>     /home/varosi/haskell/llvm/utils/FileCheck/FileCheck.cpp:418:
>>>>     undefined reference to `llvm::Regex::~Regex()'
>>>>     /home/varosi/haskell/llvm/build/utils/FileCheck/Debug+
>>>> Asserts/FileCheck.o:
>>>>     In function `Pattern::ComputeMatchDistance(llvm::StringRef,
>>>>     llvm::StringMap<llvm::StringRef, llvm::MallocAllocator> const&)
>>>> const':
>>>>     /home/varosi/haskell/llvm/utils/FileCheck/FileCheck.cpp:452:
>>>>     undefined reference to
>>>>     `llvm::StringRef::edit_distance(llvm::StringRef, bool, unsigned
>>>> int)
>>>>     const'
>>>>     /home/varosi/haskell/llvm/build/utils/FileCheck/Debug+
>>>> Asserts/FileCheck.o:
>>>>     In function `Pattern::PrintFailureInfo(llvm::SourceMgr const&,
>>>>     llvm::StringRef, llvm::StringMap<llvm::StringRef,
>>>>     llvm::MallocAllocator> const&) const':
>>>>     /home/varosi/haskell/llvm/utils/FileCheck/FileCheck.cpp:462:
>>>>     undefined reference to
>>>>     `llvm::raw_svector_ostream::raw_svector_ostream(llvm::
>>>> SmallVectorImpl<char>&)'
>>>>     /home/varosi/haskell/llvm/utils/FileCheck/FileCheck.cpp:468:
>>>>     undefined reference to
>>>>     `llvm::raw_ostream::write_escaped(llvm::StringRef, bool)'
>>>>     /home/varosi/haskell/llvm/utils/FileCheck/FileCheck.cpp:469:
>>>>     undefined reference to
>>>>     `llvm::raw_ostream::write_escaped(llvm::StringRef, bool)'
>>>>     /home/varosi/haskell/llvm/utils/FileCheck/FileCheck.cpp:472:
>>>>     undefined reference to
>>>>     `llvm::raw_ostream::write_escaped(llvm::StringRef, bool)'
>>>>     /home/varosi/haskell/llvm/utils/FileCheck/FileCheck.cpp:480:
>>>>     undefined reference to
>>>>     `llvm::raw_ostream::write_escaped(llvm::StringRef, bool)'
>>>>     /home/varosi/haskell/llvm/utils/FileCheck/FileCheck.cpp:483:
>>>>     undefined reference to
>>>>     `llvm::raw_ostream::write_escaped(llvm::StringRef, bool)'
>>>>     /home/varosi/haskell/llvm/build/utils/FileCheck/Debug+
>>>> Asserts/FileCheck.o:/home/varosi/haskell/llvm/utils/
>>>> FileCheck/FileCheck.cpp:484:
>>>>     more undefined references to
>>>>     `llvm::raw_ostream::write_escaped(llvm::StringRef, bool)' follow
>>>>     /home/varosi/haskell/llvm/build/utils/FileCheck/Debug+
>>>> Asserts/FileCheck.o:
>>>>     In function `Pattern::PrintFailureInfo(llvm::SourceMgr const&,
>>>>     llvm::StringRef, llvm::StringMap<llvm::StringRef,
>>>>     llvm::MallocAllocator> const&) const':
>>>>     /home/varosi/haskell/llvm/utils/FileCheck/FileCheck.cpp:489:
>>>>     undefined reference to `llvm::raw_svector_ostream::str()'
>>>>     /home/varosi/haskell/llvm/utils/FileCheck/FileCheck.cpp:489:
>>>>     undefined reference to `llvm::SourceMgr::PrintMessage(llvm::SMLoc,
>>>>     llvm::SourceMgr::DiagKind, llvm::Twine const&,
>>>>     llvm::ArrayRef<llvm::SMRange>, llvm::ArrayRef<llvm::SMFixIt>, bool)
>>>>     const'
>>>>     /home/varosi/haskell/llvm/utils/FileCheck/FileCheck.cpp:490:
>>>>     undefined reference to
>>>>     `llvm::raw_svector_ostream::~raw_svector_ostream()'
>>>>     /home/varosi/haskell/llvm/utils/FileCheck/FileCheck.cpp:527:
>>>>     undefined reference to `llvm::SourceMgr::PrintMessage(llvm::SMLoc,
>>>>     llvm::SourceMgr::DiagKind, llvm::Twine const&,
>>>>     llvm::ArrayRef<llvm::SMRange>, llvm::ArrayRef<llvm::SMFixIt>, bool)
>>>>     const'
>>>>     /home/varosi/haskell/llvm/build/utils/FileCheck/Debug+
>>>> Asserts/FileCheck.o:
>>>>     In function `Pattern::FindRegexVarEnd(llvm::StringRef,
>>>>     llvm::SourceMgr&)':
>>>>     /home/varosi/haskell/llvm/utils/FileCheck/FileCheck.cpp:558:
>>>>     undefined reference to `llvm::SourceMgr::PrintMessage(llvm::SMLoc,
>>>>     llvm::SourceMgr::DiagKind, llvm::Twine const&,
>>>>     llvm::ArrayRef<llvm::SMRange>, llvm::ArrayRef<llvm::SMFixIt>, bool)
>>>>     const'
>>>>     /home/varosi/haskell/llvm/build/utils/FileCheck/Debug+
>>>> Asserts/FileCheck.o:
>>>>     In function `CanonicalizeInputFile':
>>>>     /home/varosi/haskell/llvm/utils/FileCheck/FileCheck.cpp:655:
>>>>     undefined reference to
>>>>     `llvm::MemoryBuffer::getMemBufferCopy(llvm::StringRef,
>>>> llvm::StringRef)'
>>>>     /home/varosi/haskell/llvm/build/utils/FileCheck/Debug+
>>>> Asserts/FileCheck.o:
>>>>     In function `CheckTypeSize':
>>>>     /home/varosi/haskell/llvm/utils/FileCheck/FileCheck.cpp:687:
>>>>     undefined reference to `llvm::llvm_unreachable_internal(char
>>>> const*,
>>>>     char const*, unsigned int)'
>>>>     /home/varosi/haskell/llvm/utils/FileCheck/FileCheck.cpp:690:
>>>>     undefined reference to `llvm::llvm_unreachable_internal(char
>>>> const*,
>>>>     char const*, unsigned int)'
>>>>     /home/varosi/haskell/llvm/build/utils/FileCheck/Debug+
>>>> Asserts/FileCheck.o:
>>>>     In function `FindFirstCandidateMatch':
>>>>     /home/varosi/haskell/llvm/utils/FileCheck/FileCheck.cpp:748:
>>>>     undefined reference to `llvm::StringRef::find(llvm::StringRef,
>>>>     unsigned long) const'
>>>>     /home/varosi/haskell/llvm/build/utils/FileCheck/Debug+
>>>> Asserts/FileCheck.o:
>>>>     In function `ReadCheckFile':
>>>>     /home/varosi/haskell/llvm/utils/FileCheck/FileCheck.cpp:825:
>>>>     undefined reference to
>>>>     `llvm::MemoryBuffer::getFileOrSTDIN(llvm::StringRef,
>>>>     std::unique_ptr<llvm::MemoryBuffer,
>>>>     std::default_delete<llvm::MemoryBuffer> >&, long)'
>>>>     /home/varosi/haskell/llvm/utils/FileCheck/FileCheck.cpp:827:
>>>>     undefined reference to `llvm::error_code::message() const'
>>>>     /home/varosi/haskell/llvm/utils/FileCheck/FileCheck.cpp:826:
>>>>     undefined reference to `llvm::errs()'
>>>>     /home/varosi/haskell/llvm/utils/FileCheck/FileCheck.cpp:868:
>>>>     undefined reference to
>>>>     `llvm::StringRef::find_first_not_of(llvm::StringRef, unsigned long)
>>>>     const'
>>>>     /home/varosi/haskell/llvm/utils/FileCheck/FileCheck.cpp:871:
>>>>     undefined reference to
>>>>     `llvm::StringRef::find_first_of(llvm::StringRef, unsigned long)
>>>> const'
>>>>     /home/varosi/haskell/llvm/utils/FileCheck/FileCheck.cpp:886:
>>>>     undefined reference to `llvm::SourceMgr::PrintMessage(llvm::SMLoc,
>>>>     llvm::SourceMgr::DiagKind, llvm::Twine const&,
>>>>     llvm::ArrayRef<llvm::SMRange>, llvm::ArrayRef<llvm::SMFixIt>, bool)
>>>>     const'
>>>>     /home/varosi/haskell/llvm/utils/FileCheck/FileCheck.cpp:897:
>>>>     undefined reference to `llvm::SourceMgr::PrintMessage(llvm::SMLoc,
>>>>     llvm::SourceMgr::DiagKind, llvm::Twine const&,
>>>>     llvm::ArrayRef<llvm::SMRange>, llvm::ArrayRef<llvm::SMFixIt>, bool)
>>>>     const'
>>>>     /home/varosi/haskell/llvm/utils/FileCheck/FileCheck.cpp:926:
>>>>     undefined reference to `llvm::errs()'
>>>>     /home/varosi/haskell/llvm/utils/FileCheck/FileCheck.cpp:930:
>>>>     undefined reference to `llvm::errs()'
>>>>     /home/varosi/haskell/llvm/utils/FileCheck/FileCheck.cpp:932:
>>>>     undefined reference to `llvm::errs()'
>>>>     /home/varosi/haskell/llvm/utils/FileCheck/FileCheck.cpp:935:
>>>>     undefined reference to `llvm::errs()'
>>>>     /home/varosi/haskell/llvm/build/utils/FileCheck/Debug+
>>>> Asserts/FileCheck.o:
>>>>     In function `PrintCheckFailed':
>>>>     /home/varosi/haskell/llvm/utils/FileCheck/FileCheck.cpp:947:
>>>>     undefined reference to `llvm::SourceMgr::PrintMessage(llvm::SMLoc,
>>>>     llvm::SourceMgr::DiagKind, llvm::Twine const&,
>>>>     llvm::ArrayRef<llvm::SMRange>, llvm::ArrayRef<llvm::SMFixIt>, bool)
>>>>     const'
>>>>     /home/varosi/haskell/llvm/utils/FileCheck/FileCheck.cpp:951:
>>>>     undefined reference to
>>>>     `llvm::StringRef::find_first_not_of(llvm::StringRef, unsigned long)
>>>>     const'
>>>>     /home/varosi/haskell/llvm/utils/FileCheck/FileCheck.cpp:954:
>>>>     undefined reference to `llvm::SourceMgr::PrintMessage(llvm::SMLoc,
>>>>     llvm::SourceMgr::DiagKind, llvm::Twine const&,
>>>>     llvm::ArrayRef<llvm::SMRange>, llvm::ArrayRef<llvm::SMFixIt>, bool)
>>>>     const'
>>>>     /home/varosi/haskell/llvm/build/utils/FileCheck/Debug+
>>>> Asserts/FileCheck.o:
>>>>     In function `CountNumNewlinesBetween':
>>>>     /home/varosi/haskell/llvm/utils/FileCheck/FileCheck.cpp:972:
>>>>     undefined reference to
>>>>     `llvm::StringRef::find_first_of(llvm::StringRef, unsigned long)
>>>> const'
>>>>     /home/varosi/haskell/llvm/build/utils/FileCheck/Debug+
>>>> Asserts/FileCheck.o:
>>>>     In function `CheckString::CheckNext(llvm::SourceMgr const&,
>>>>     llvm::StringRef) const':
>>>>     /home/varosi/haskell/llvm/utils/FileCheck/FileCheck.cpp:1036:
>>>>     undefined reference to
>>>>     `llvm::SourceMgr::FindBufferContainingLoc(llvm::SMLoc) const'
>>>>     /home/varosi/haskell/llvm/utils/FileCheck/FileCheck.cpp:1046:
>>>>     undefined reference to `llvm::SourceMgr::PrintMessage(llvm::SMLoc,
>>>>     llvm::SourceMgr::DiagKind, llvm::Twine const&,
>>>>     llvm::ArrayRef<llvm::SMRange>, llvm::ArrayRef<llvm::SMFixIt>, bool)
>>>>     const'
>>>>     /home/varosi/haskell/llvm/utils/FileCheck/FileCheck.cpp:1048:
>>>>     undefined reference to `llvm::SourceMgr::PrintMessage(llvm::SMLoc,
>>>>     llvm::SourceMgr::DiagKind, llvm::Twine const&,
>>>>     llvm::ArrayRef<llvm::SMRange>, llvm::ArrayRef<llvm::SMFixIt>, bool)
>>>>     const'
>>>>     /home/varosi/haskell/llvm/utils/FileCheck/FileCheck.cpp:1050:
>>>>     undefined reference to `llvm::SourceMgr::PrintMessage(llvm::SMLoc,
>>>>     llvm::SourceMgr::DiagKind, llvm::Twine const&,
>>>>     llvm::ArrayRef<llvm::SMRange>, llvm::ArrayRef<llvm::SMFixIt>, bool)
>>>>     const'
>>>>     /home/varosi/haskell/llvm/utils/FileCheck/FileCheck.cpp:1056:
>>>>     undefined reference to `llvm::SourceMgr::PrintMessage(llvm::SMLoc,
>>>>     llvm::SourceMgr::DiagKind, llvm::Twine const&,
>>>>     llvm::ArrayRef<llvm::SMRange>, llvm::ArrayRef<llvm::SMFixIt>, bool)
>>>>     const'
>>>>     /home/varosi/haskell/llvm/utils/FileCheck/FileCheck.cpp:1058:
>>>>     undefined reference to `llvm::SourceMgr::PrintMessage(llvm::SMLoc,
>>>>     llvm::SourceMgr::DiagKind, llvm::Twine const&,
>>>>     llvm::ArrayRef<llvm::SMRange>, llvm::ArrayRef<llvm::SMFixIt>, bool)
>>>>     const'
>>>>     /home/varosi/haskell/llvm/build/utils/FileCheck/Debug+
>>>> Asserts/FileCheck.o:/home/varosi/haskell/llvm/utils/
>>>> FileCheck/FileCheck.cpp:1060:
>>>>     more undefined references to
>>>>     `llvm::SourceMgr::PrintMessage(llvm::SMLoc,
>>>>     llvm::SourceMgr::DiagKind, llvm::Twine const&,
>>>>     llvm::ArrayRef<llvm::SMRange>, llvm::ArrayRef<llvm::SMFixIt>, bool)
>>>>     const' follow
>>>>     /home/varosi/haskell/llvm/build/utils/FileCheck/Debug+
>>>> Asserts/FileCheck.o:
>>>>     In function `ValidateCheckPrefix':
>>>>     /home/varosi/haskell/llvm/utils/FileCheck/FileCheck.cpp:1170:
>>>>     undefined reference to `llvm::Regex::Regex(llvm::StringRef,
>>>> unsigned
>>>>     int)'
>>>>     /home/varosi/haskell/llvm/utils/FileCheck/FileCheck.cpp:1171:
>>>>     undefined reference to `llvm::Regex::match(llvm::StringRef,
>>>>     llvm::SmallVectorImpl<llvm::StringRef>*)'
>>>>     /home/varosi/haskell/llvm/utils/FileCheck/FileCheck.cpp:1171:
>>>>     undefined reference to `llvm::Regex::~Regex()'
>>>>     /home/varosi/haskell/llvm/build/utils/FileCheck/Debug+
>>>> Asserts/FileCheck.o:
>>>>     In function `main':
>>>>     /home/varosi/haskell/llvm/utils/FileCheck/FileCheck.cpp:1199:
>>>>     undefined reference to `llvm::sys::PrintStackTraceOnErrorSignal()'
>>>>     /home/varosi/haskell/llvm/utils/FileCheck/FileCheck.cpp:1201:
>>>>     undefined reference to `llvm::cl::ParseCommandLineOptions(int, char
>>>>     const* const*, char const*)'
>>>>     /home/varosi/haskell/llvm/utils/FileCheck/FileCheck.cpp:1204:
>>>>     undefined reference to `llvm::errs()'
>>>>     /home/varosi/haskell/llvm/utils/FileCheck/FileCheck.cpp:1222:
>>>>     undefined reference to
>>>>     `llvm::MemoryBuffer::getFileOrSTDIN(llvm::StringRef,
>>>>     std::unique_ptr<llvm::MemoryBuffer,
>>>>     std::default_delete<llvm::MemoryBuffer> >&, long)'
>>>>     /home/varosi/haskell/llvm/utils/FileCheck/FileCheck.cpp:1224:
>>>>     undefined reference to `llvm::error_code::message() const'
>>>>     /home/varosi/haskell/llvm/utils/FileCheck/FileCheck.cpp:1223:
>>>>     undefined reference to `llvm::errs()'
>>>>     /home/varosi/haskell/llvm/utils/FileCheck/FileCheck.cpp:1229:
>>>>     undefined reference to `llvm::errs()'
>>>>     /home/varosi/haskell/llvm/utils/FileCheck/FileCheck.cpp:1298:
>>>>     undefined reference to `llvm::SourceMgr::~SourceMgr()'
>>>>     /home/varosi/haskell/llvm/build/utils/FileCheck/Debug+
>>>> Asserts/FileCheck.o:
>>>>     In function `llvm::cl::GenericOptionValue::GenericOptionValue()':
>>>>     /home/varosi/haskell/llvm/include/llvm/Support/CommandLine.h:355:
>>>>     undefined reference to `vtable for llvm::cl::GenericOptionValue'
>>>>     /home/varosi/haskell/llvm/build/utils/FileCheck/Debug+
>>>> Asserts/FileCheck.o:
>>>>     In function `llvm::cl::OptionValue<std::string>::~OptionValue()':
>>>>     /home/varosi/haskell/llvm/include/llvm/Support/CommandLine.h:458:
>>>>     undefined reference to `vtable for llvm::cl::OptionValue<std::
>>>> string>'
>>>>     /home/varosi/haskell/llvm/build/utils/FileCheck/Debug+
>>>> Asserts/FileCheck.o:
>>>>     In function `llvm::cl::basic_parser_impl::basic_parser_impl()':
>>>>     /home/varosi/haskell/llvm/include/llvm/Support/CommandLine.h:700:
>>>>     undefined reference to `vtable for llvm::cl::basic_parser_impl'
>>>>     /home/varosi/haskell/llvm/build/utils/FileCheck/Debug+
>>>> Asserts/FileCheck.o:
>>>>     In function `llvm::cl::basic_parser<std::string>::~basic_parser()':
>>>>     /home/varosi/haskell/llvm/include/llvm/Support/CommandLine.h:739:
>>>>     undefined reference to `vtable for llvm::cl::basic_parser<std::
>>>> string>'
>>>>     /home/varosi/haskell/llvm/build/utils/FileCheck/Debug+
>>>> Asserts/FileCheck.o:
>>>>     In function `llvm::cl::parser<std::string>::~parser()':
>>>>     /home/varosi/haskell/llvm/include/llvm/Support/CommandLine.h:912:
>>>>     undefined reference to `vtable for llvm::cl::parser<std::string>'
>>>>     /home/varosi/haskell/llvm/build/utils/FileCheck/Debug+
>>>> Asserts/FileCheck.o:
>>>>     In function `llvm::cl::opt<std::string, false,
>>>>     llvm::cl::parser<std::string> >::opt<llvm::cl::FormattingFlags,
>>>>     llvm::cl::desc,
>>>>     llvm::cl::NumOccurrencesFlag>(llvm::cl::FormattingFlags const&,
>>>>     llvm::cl::desc const&, llvm::cl::NumOccurrencesFlag const&)':
>>>>     /home/varosi/haskell/llvm/include/llvm/Support/CommandLine.h:1225:
>>>>     undefined reference to `vtable for llvm::cl::opt<std::string, false,
>>>>     llvm::cl::parser<std::string> >'
>>>>     /home/varosi/haskell/llvm/include/llvm/Support/CommandLine.h:1225:
>>>>     undefined reference to `vtable for llvm::cl::parser<std::string>'
>>>>     /home/varosi/haskell/llvm/include/llvm/Support/CommandLine.h:1227:
>>>>     undefined reference to `llvm::cl::opt<std::string, false,
>>>>     llvm::cl::parser<std::string> >::done()'
>>>>     /home/varosi/haskell/llvm/build/utils/FileCheck/Debug+
>>>> Asserts/FileCheck.o:
>>>>     In function `llvm::cl::opt<std::string, false,
>>>>     llvm::cl::parser<std::string> >::opt<char [11], llvm::cl::desc,
>>>>     llvm::cl::initializer<char [2]>, llvm::cl::value_desc>(char const
>>>>     (&) [11], llvm::cl::desc const&, llvm::cl::initializer<char [2]>
>>>>     const&, llvm::cl::value_desc const&)':
>>>>     /home/varosi/haskell/llvm/include/llvm/Support/CommandLine.h:1232:
>>>>     undefined reference to `vtable for llvm::cl::opt<std::string, false,
>>>>     llvm::cl::parser<std::string> >'
>>>>     /home/varosi/haskell/llvm/include/llvm/Support/CommandLine.h:1232:
>>>>     undefined reference to `vtable for llvm::cl::parser<std::string>'
>>>>     /home/varosi/haskell/llvm/include/llvm/Support/CommandLine.h:1234:
>>>>     undefined reference to `llvm::cl::opt<std::string, false,
>>>>     llvm::cl::parser<std::string> >::done()'
>>>>     /home/varosi/haskell/llvm/build/utils/FileCheck/Debug+
>>>> Asserts/FileCheck.o:
>>>>     In function `llvm::cl::list<std::string, bool,
>>>>     llvm::cl::parser<std::string> >::list<char [13],
>>>>     llvm::cl::desc>(char const (&) [13], llvm::cl::desc const&)':
>>>>     /home/varosi/haskell/llvm/include/llvm/Support/CommandLine.h:1385:
>>>>     undefined reference to `vtable for llvm::cl::parser<std::string>'
>>>>     /home/varosi/haskell/llvm/build/utils/FileCheck/Debug+
>>>> Asserts/FileCheck.o:
>>>>     In function `llvm::cl::basic_parser<bool>::basic_parser()':
>>>>     /home/varosi/haskell/llvm/include/llvm/Support/CommandLine.h:739:
>>>>     undefined reference to `vtable for llvm::cl::basic_parser<bool>'
>>>>     /home/varosi/haskell/llvm/build/utils/FileCheck/Debug+
>>>> Asserts/FileCheck.o:
>>>>     In function `llvm::cl::basic_parser<bool>::~basic_parser()':
>>>>     /home/varosi/haskell/llvm/include/llvm/Support/CommandLine.h:739:
>>>>     undefined reference to `vtable for llvm::cl::basic_parser<bool>'
>>>>     /home/varosi/haskell/llvm/build/utils/FileCheck/Debug+
>>>> Asserts/FileCheck.o:
>>>>     In function `llvm::cl::parser<bool>::parser()':
>>>>     /home/varosi/haskell/llvm/include/llvm/Support/CommandLine.h:749:
>>>>     undefined reference to `vtable for llvm::cl::parser<bool>'
>>>>     /home/varosi/haskell/llvm/build/utils/FileCheck/Debug+
>>>> Asserts/FileCheck.o:
>>>>     In function `llvm::cl::parser<bool>::~parser()':
>>>>     /home/varosi/haskell/llvm/include/llvm/Support/CommandLine.h:749:
>>>>     undefined reference to `vtable for llvm::cl::parser<bool>'
>>>>     /home/varosi/haskell/llvm/build/utils/FileCheck/Debug+
>>>> Asserts/FileCheck.o:
>>>>     In function `llvm::cl::opt<bool, false, llvm::cl::parser<bool>
>>>>      >::opt<char [18], llvm::cl::desc>(char const (&) [18],
>>>>     llvm::cl::desc const&)':
>>>>     /home/varosi/haskell/llvm/include/llvm/Support/CommandLine.h:1217:
>>>>     undefined reference to `vtable for llvm::cl::opt<bool, false,
>>>>     llvm::cl::parser<bool> >'
>>>>     /home/varosi/haskell/llvm/include/llvm/Support/CommandLine.h:1219:
>>>>     undefined reference to `llvm::cl::opt<bool, false,
>>>>     llvm::cl::parser<bool> >::done()'
>>>>     /home/varosi/haskell/llvm/build/utils/FileCheck/Debug+
>>>> Asserts/FileCheck.o:
>>>>     In function `std::enable_if<std::numeric_limits<int>::is_signed,
>>>>     bool>::type llvm::StringRef::getAsInteger<int>(unsigned int, int&)
>>>>     const':
>>>>     /home/varosi/haskell/llvm/include/llvm/ADT/StringRef.h:346:
>>>>     undefined reference to `llvm::getAsSignedInteger(llvm::StringRef,
>>>>     unsigned int, long long&)'
>>>>     /home/varosi/haskell/llvm/build/utils/FileCheck/Debug+
>>>> Asserts/FileCheck.o:
>>>>     In function `llvm::StringMap<llvm::StringRef,
>>>>     llvm::MallocAllocator>::find(llvm::StringRef)':
>>>>     /home/varosi/haskell/llvm/include/llvm/ADT/StringMap.h:274:
>>>>     undefined reference to
>>>>     `llvm::StringMapImpl::FindKey(llvm::StringRef) const'
>>>>     /home/varosi/haskell/llvm/build/utils/FileCheck/Debug+
>>>> Asserts/FileCheck.o:
>>>>     In function `llvm::StringMap<llvm::StringRef,
>>>>     llvm::MallocAllocator>::find(llvm::StringRef) const':
>>>>     /home/varosi/haskell/llvm/include/llvm/ADT/StringMap.h:280:
>>>>     undefined reference to
>>>>     `llvm::StringMapImpl::FindKey(llvm::StringRef) const'
>>>>     /home/varosi/haskell/llvm/build/utils/FileCheck/Debug+
>>>> Asserts/FileCheck.o:
>>>>     In function `llvm::cl::list<std::string, bool,
>>>>     llvm::cl::parser<std::string> >::done()':
>>>>     /home/varosi/haskell/llvm/include/llvm/Support/CommandLine.h:1362:
>>>>     undefined reference to `llvm::cl::Option::addArgument()'
>>>>     /home/varosi/haskell/llvm/build/utils/FileCheck/Debug+
>>>> Asserts/FileCheck.o:
>>>>     In function `llvm::StringMapEntry<llvm::StringRef>&
>>>>     llvm::StringMap<llvm::StringRef,
>>>>     llvm::MallocAllocator>::GetOrCreateValue<llvm::
>>>> StringRef>(llvm::StringRef,
>>>>     llvm::StringRef)':
>>>>     /home/varosi/haskell/llvm/include/llvm/ADT/StringMap.h:345:
>>>>     undefined reference to
>>>>     `llvm::StringMapImpl::LookupBucketFor(llvm::StringRef)'
>>>>     /home/varosi/haskell/llvm/include/llvm/ADT/StringMap.h:362:
>>>>     undefined reference to `llvm::StringMapImpl::RehashTable()'
>>>>     /home/varosi/haskell/llvm/build/utils/FileCheck/Debug+
>>>> Asserts/FileCheck.o:
>>>>     In function `llvm::SmallVectorTemplateCommon<char,
>>>>     void>::grow_pod(unsigned long, unsigned long)':
>>>>     /home/varosi/haskell/llvm/include/llvm/ADT/SmallVector.h:82:
>>>>     undefined reference to `llvm::SmallVectorBase::grow_pod(void*,
>>>>     unsigned long, unsigned long)'
>>>>     /home/varosi/haskell/llvm/build/utils/FileCheck/Debug+
>>>> Asserts/FileCheck.o:
>>>>     In function `llvm::StringMapEntry<char>& llvm::StringMap<char,
>>>>     llvm::MallocAllocator>::GetOrCreateValue<char>(llvm::StringRef,
>>>> char)':
>>>>     /home/varosi/haskell/llvm/include/llvm/ADT/StringMap.h:345:
>>>>     undefined reference to
>>>>     `llvm::StringMapImpl::LookupBucketFor(llvm::StringRef)'
>>>>     /home/varosi/haskell/llvm/include/llvm/ADT/StringMap.h:362:
>>>>     undefined reference to `llvm::StringMapImpl::RehashTable()'
>>>>     /home/varosi/haskell/llvm/build/utils/FileCheck/Debug+
>>>> Asserts/FileCheck.o:
>>>>     In function `void llvm::cl::initializer<char
>>>>     [2]>::apply<llvm::cl::opt<std::string, false,
>>>>     llvm::cl::parser<std::string> > >(llvm::cl::opt<std::string, false,
>>>>     llvm::cl::parser<std::string> >&) const':
>>>>     /home/varosi/haskell/llvm/include/llvm/Support/CommandLine.h:315:
>>>>     undefined reference to `llvm::cl::opt<std::string, false,
>>>>     llvm::cl::parser<std::string> >::setInitialValue(std::string
>>>> const&)'
>>>>     /home/varosi/haskell/llvm/build/utils/FileCheck/Debug+
>>>> Asserts/FileCheck.o:(.data.rel.ro._ZTVN4llvm2cl4listISsbNS0_
>>>> 6parserISsEEEE[_ZTVN4llvm2cl4listISsbNS0_6parserISsEEEE]+0x20):
>>>>     undefined reference to `llvm::cl::Option::anchor()'
>>>>     /home/varosi/haskell/llvm/build/utils/FileCheck/Debug+
>>>> Asserts/FileCheck.o:(.data.rel.ro._ZTVN4llvm2cl11OptionValueIbEE[_
>>>> ZTVN4llvm2cl11OptionValueIbEE]+0x28):
>>>>     undefined reference to `llvm::cl::GenericOptionValue::anchor()'
>>>>     /home/varosi/haskell/llvm/build/utils/FileCheck/Debug+
>>>> Asserts/FileCheck.o:(.data.rel.ro._ZTVN4llvm2cl15OptionValueBaseI
>>>> bLb0EEE[_ZTVN4llvm2cl15OptionValueBaseIbLb0EEE]+0x28):
>>>>     undefined reference to `llvm::cl::GenericOptionValue::anchor()'
>>>>     /home/varosi/haskell/llvm/build/utils/FileCheck/Debug+
>>>> Asserts/FileCheck.o:(.data.rel.ro._ZTVN4llvm2cl15OptionValueCopyIbEE[_
>>>> ZTVN4llvm2cl15OptionValueCopyIbEE]+0x28):
>>>>     undefined reference to `llvm::cl::GenericOptionValue::anchor()'
>>>>     /home/varosi/haskell/llvm/build/utils/FileCheck/Debug+
>>>> Asserts/FileCheck.o:(.data.rel.ro._ZTVN4llvm2cl15OptionValueCopyISsEE[_
>>>> ZTVN4llvm2cl15OptionValueCopyISsEE]+0x28):
>>>>     undefined reference to `llvm::cl::GenericOptionValue::anchor()'
>>>>     /home/varosi/haskell/llvm/build/utils/FileCheck/Debug+
>>>> Asserts/FileCheck.o:
>>>>     In function `llvm::cl::opt<std::string, false,
>>>>     llvm::cl::parser<std::string> >::~opt()':
>>>>     /home/varosi/haskell/llvm/include/llvm/Support/CommandLine.h:1156:
>>>>     undefined reference to `vtable for llvm::cl::opt<std::string, false,
>>>>     llvm::cl::parser<std::string> >'
>>>>     /home/varosi/haskell/llvm/build/utils/FileCheck/Debug+
>>>> Asserts/FileCheck.o:
>>>>     In function `llvm::cl::opt<bool, false, llvm::cl::parser<bool>
>>>>      >::~opt()':
>>>>     /home/varosi/haskell/llvm/include/llvm/Support/CommandLine.h:1156:
>>>>     undefined reference to `vtable for llvm::cl::opt<bool, false,
>>>>     llvm::cl::parser<bool> >'
>>>>     /home/varosi/haskell/llvm/build/utils/FileCheck/Debug+
>>>> Asserts/FileCheck.o:
>>>>     In function `llvm::PrettyStackTraceProgram::~
>>>> PrettyStackTraceProgram()':
>>>>     /home/varosi/haskell/llvm/include/llvm/Support/PrettyStackTrace.h:58:
>>>> undefined
>>>>     reference to `vtable for llvm::PrettyStackTraceProgram'
>>>>     /home/varosi/haskell/llvm/include/llvm/Support/PrettyStackTrace.h:58:
>>>> undefined
>>>>     reference to `llvm::PrettyStackTraceEntry::
>>>> ~PrettyStackTraceEntry()'
>>>>     /home/varosi/haskell/llvm/build/utils/FileCheck/Debug+
>>>> Asserts/FileCheck.o:
>>>>     In function `llvm::cl::list<std::string, bool,
>>>>     llvm::cl::parser<std::string> >::getOptionWidth() const':
>>>>     /home/varosi/haskell/llvm/include/llvm/Support/CommandLine.h:1352:
>>>>     undefined reference to
>>>>     `llvm::cl::basic_parser_impl::getOptionWidth(llvm::cl::Option
>>>>     const&) const'
>>>>     /home/varosi/haskell/llvm/build/utils/FileCheck/Debug+
>>>> Asserts/FileCheck.o:
>>>>     In function `llvm::cl::list<std::string, bool,
>>>>     llvm::cl::parser<std::string> >::printOptionInfo(unsigned long)
>>>> const':
>>>>     /home/varosi/haskell/llvm/include/llvm/Support/CommandLine.h:1354:
>>>>     undefined reference to
>>>>     `llvm::cl::basic_parser_impl::printOptionInfo(llvm::cl::Option
>>>>     const&, unsigned long) const'
>>>>     collect2: error: ld returned 1 exit status
>>>>     make[2]: ***
>>>>     [/home/varosi/haskell/llvm/build/Debug+Asserts/bin/FileCheck]
>>>> Error 1
>>>>     make[2]: Leaving directory
>>>>     `/home/varosi/haskell/llvm/build/utils/FileCheck'
>>>>     make[1]: *** [FileCheck/.makeall] Error 2
>>>>     make[1]: Leaving directory `/home/varosi/haskell/llvm/build/utils'
>>>>     make: *** [all] Error 1
>>>>
>>>>
>>>>
>>>>     Another thing is that the link from:
>>>>     http://www.haskell.org/haskellwiki/ARM
>>>>
>>>>     which is:
>>>>     http://www.haskell.org/pipermail/cvs-ghc/2012-February/070791.html
>>>>
>>>>     Is invalid and there could be some more information on the topic.
>>>>     I had to install GCC 4.7 to compile latest LLVM on my Ubuntu 12.
>>>>
>>>>     What could be the problem with LLVM?
>>>>
>>>>
>>>>     2014-04-03 17:13 GMT+03:00 Karel Gardas <karel.gardas at centrum.cz
>>>>     <mailto:karel.gardas at centrum.cz>>:
>>>>
>>>>
>>>>         On 04/ 3/14 04:05 PM, eng. Vassil Ognyanov Keremidchiev wrote:
>>>>
>>>>             Yes, but I don't know what is missing in my workflow.
>>>>
>>>>             I did not know if I need LLVM runtime on my target ARM
>>>> machine.
>>>>
>>>>
>>>>         No, you don't need LLVM runtime. You just need LLVM llc/opt if
>>>>         you'd like to cross-compile and build registerised ARM binaries.
>>>>
>>>>
>>>>               Do I
>>>>             need? I read that there is unregisterised version for ARM
>>>>             that doesn't
>>>>             need LLVM. So I just could build Haskell cross-compiler that
>>>>             could work
>>>>             on my Ubuntu and create binaries for my ARM v7 machine.
>>>>
>>>>
>>>>         If you'd like to use unregisterised /via-C binaries, then you
>>>>         don't need LLVM at all, you just need to configure with
>>>>         --enable-unregisterised IIRC, but I've not tested that so you
>>>>         are on your own.
>>>>
>>>>         Also it comes with its own performance penalty of course:
>>>>         http://ghcarm.wordpress.com/__2011/08/07/nofib-benchmarking/
>>>>         <http://ghcarm.wordpress.com/2011/08/07/nofib-benchmarking/>
>>>>
>>>>         Karel
>>>>
>>>>
>>>>
>>>>
>>>
>>
>
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