[LLVMdev] C++0x Bug in CMake?

[Dmitri Gribenko]

On Tue, Jan 21, 2014 at 8:24 PM, Chandler Carruth <chandlerc at google.com> wrote:
>
> On Tue, Jan 21, 2014 at 10:20 AM, Dmitri Gribenko <gribozavr at gmail.com>
> wrote:
>>
>> On Tue, Jan 21, 2014 at 8:03 PM, Renato Golin <renato.golin at linaro.org>
>> wrote:
>> > Chandler,
>> >
>> > I may be doing this wrong, but I'm getting a weird error in building
>> > LLVM
>> > with Clang via CMake.
>>
>> I have been debugging a similar issue that I isolated to r199484.  The
>> issue surfaces for me as:
>>
>> /opt/centos/devtoolset-1.1/root/usr/bin/ld:
>> ../../lib/libLLVMAArch64CodeGen.a(AArch64AsmPrinter.cpp.o): relocation
>> R_X86_64_32 against `.rodata..L.str5' can not be used when making a
>> shared object; recompile with -fPIC
>> ../../lib/libLLVMAArch64CodeGen.a: could not read symbols: Bad value
>> clang-3.4: error: linker command failed with exit code 1 (use -v to
>> see invocation)
>> [ 95%] make[2]: *** [lib/libLTO.so] Error 1
>>
>> The same can be seen on some of our bulidbots (those that use Clang and
>> CMake).
>
>
> This *could* be the same thing I suppose... If my fix actually helps, please
> let me know. But I don't completely see how this particular error happens so
> I'll be intrigued.

Your fix changed clang_fast bulidbots back to green, thank you!

Dmitri

-- 
main(i,j){for(i=2;;i++){for(j=2;j<i;j++){if(!(i%j)){j=0;break;}}if
(j){printf("%d\n",i);}}} /*Dmitri Gribenko <gribozavr at gmail.com>*/