[LLVMdev] buildbot failure

[Tony Linthicum]

On 12/12/2011 4:49 PM, Eric Christopher wrote:
>
> On Dec 12, 2011, at 2:41 PM, Eric Christopher wrote:
>
>>
>> On Dec 12, 2011, at 2:36 PM, Tony Linthicum wrote:
>>
>>> On 12/12/2011 4:28 PM, Jakob Stoklund Olesen wrote:
>>>>
>>>> On Dec 12, 2011, at 2:12 PM, Tony Linthicum wrote:
>>>>
>>>>> Hi folks,
>>>>>
>>>>> I just committed a new backend for the Hexagon processor.  After 
>>>>> committing, I was able to successfully check out, build and test 
>>>>> with the new changes.  The x86_64 build on the buildbot is 
>>>>> failing, however.  Here's the build error:
>>>>>
>>>>> llvm[2]: Linking Debug+Asserts executable llvm-mc
>>>>> /home/baldrick/osuosl/slave/llvm-x86_64/llvm/tools/llvm-mc/Debug+Asserts/llvm-mc.o: In function `llvm::InitializeAllTargetInfos()':
>>>>> llvm-mc.cpp:(.text._ZN4llvm24InitializeAllTargetInfosEv[llvm::InitializeAllTargetInfos()]+0x5): undefined reference to `LLVMInitializeHexagonTargetInfo'
>>>>> /home/baldrick/osuosl/slave/llvm-x86_64/llvm/tools/llvm-mc/Debug+Asserts/llvm-mc.o: In function `llvm::InitializeAllTargetMCs()':
>>>>> llvm-mc.cpp:(.text._ZN4llvm22InitializeAllTargetMCsEv[llvm::InitializeAllTargetMCs()]+0x5): undefined reference to `LLVMInitializeHexagonTargetMC'
>>>>>
>>>>> It certainly looks like something wasn't checked in, but I don't find anything and
>>>>> my fresh checkout should have failed as well.  Any suggestions as to what I could
>>>>> have done wrong?
>>>> FWIW, I am getting the same linker errors on OS X:
>>>>
>>>> Undefined symbols for architecture x86_64:
>>>>   "_LLVMInitializeHexagonAsmPrinter", referenced from:
>>>>       LTOCodeGenerator::LTOCodeGenerator() in LTOCodeGenerator.o
>>>>   "_LLVMInitializeHexagonTargetMC", referenced from:
>>>>       LTOCodeGenerator::LTOCodeGenerator() in LTOCodeGenerator.o
>>>>       LTOModule::makeLTOModule(llvm::MemoryBuffer*, std::string&) 
>>>> in LTOModule.o
>>>>   "_LLVMInitializeHexagonTarget", referenced from:
>>>>       llvm::InitializeAllTargets() in LTOCodeGenerator.o
>>>>   "_LLVMInitializeHexagonTargetInfo", referenced from:
>>>>       llvm::InitializeAllTargets() in LTOCodeGenerator.o
>>>> ld: symbol(s) not found for architecture x86_64
>>>>
>>>> Are you building with CMake or configure?
>>>>
>>>> /jakob
>>>>
>>>
>>> I should have asked, but is the buildbot using CMake?
>>
>> No, most of us internally can't build it either using autoconf at the 
>> moment.
>>
>>> Assuming that's the issue, I need to get CMake installed on my build 
>>> machine to find and fix the problem.  Is there anything I can do in 
>>> the interim to keep others from being blocked by this?
>>
>> Revert unfortunately, but I'm looking at it.
>
> Daniel is fixing it :)
>
> -eric
>

Excellent!  Daniel, I owe you a beer ... or three. :)

Tony

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