[LLVMdev] building LLVM for raspberry pi

[Keith Sheppard]

That did it! It took about a full day to build but

> ./configure --enable-shared --enable-jit --enable-targets=host-only --enable-optimized && make

seems to work. Thanks Ben

On Sat, Sep 1, 2012 at 9:19 AM, Benjamin Kramer <benny.kra at gmail.com> wrote:
>
> On 01.09.2012, at 15:02, Keith Sheppard <keithshep at gmail.com> wrote:
>
>> Hi All,
>>
>> I tried build a version of LLVM pulled from the git repo on my
>> raspberry pi. I got close to the finish line then:
>>
>> llvm[2]: Building Debug+Asserts Archive Library libLLVMDebugInfo.a
>> make[2]: Leaving directory `/home/pi/llvm-git/lib/DebugInfo'
>> make[1]: Leaving directory `/home/pi/llvm-git/lib'
>> make[1]: Entering directory `/home/pi/llvm-git/tools/llvm-shlib'
>> llvm[1]: Linking Debug+Asserts Shared Library libLLVM-3.2svn.so
>> collect2: ld terminated with signal 9 [Killed]
>> make[1]: *** [/home/pi/llvm-git/Debug+Asserts/lib/libLLVM-3.2svn.so] Error 1
>> make[1]: Leaving directory `/home/pi/llvm-git/tools/llvm-shlib'
>> make: *** [all] Error 1
>>
>> So it seems that ld ran out of memory. My build command was:
>>
>>> ./configure --enable-shared --enable-jit && make
>
> Try --enable-optimized, debug info makes linking on linux extremely memory-intensive.
>
> If that doesn't help you can try to disable targets you don't need, which should also make the linker's life easier.
>
> - Ben
>
>>
>> So I think this means I need to cross compile but this is something
>> that I haven't ever done before so I could use some pointers. Is there
>> a recipe for building LLVM for raspberry pi that someone can share or
>> any pointers? Incase it matters the source OS is OS X Mountain Lion
>> and I'm happy to use gcc/clang/whatever works.
>>
>> Thanks, Keith
>>
>> --
>>
>> http://keithsheppard.name
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>



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