[llvm-dev] failed to build llvm since 25de7691a0e27c29c8d783a22373cc265571f5e9 on AMD platform
Li Zhijian via llvm-dev
llvm-dev at lists.llvm.org
Thu May 9 00:04:22 PDT 2019
On 5/9/19 1:38 PM, Eric Christopher wrote:
> Your toolchain that you're using to build isn't accepting the
> -std=c++11 option. I'm not sure what to say more than what anyone else
> said. I suggest doing a full clean and rebuild and also verifying what
> compiler it's attempting to use.
Indeed, after a cleanup, errors gone.
thanks for your help.
Thanks
>
> On Wed, May 8, 2019 at 7:31 PM Li Zhijian via llvm-dev
> <llvm-dev at lists.llvm.org> wrote:
>> LKP framework can guarantee that all the software environment are same on AMD and INTEL platform.
>> INTEL platform always work well, after revert this patch, AMD works well.
>>
>> we tried below commit on AMD.
>> 1) 25de7691a0e27c29c8d783a22373cc265571f5e9: bad
>> 2) a82235843b102202766115e10003c9465a8b83ae: good
>>
>> the error logs(build/CMakeFiles/CMakeError.log) has no difference b/w 1) and 2) on AMD platform
>>
>>
>>
>> Thanks
>>
>> On 5/8/19 8:25 PM, Brian Cain wrote:
>>
>> The host compiler failed to build a sample with '-std=c++11'. This could be a simple misconfiguration of your host toolchain, missing libraries, etc. Check those cmake error logs to see what in particular weren't wrong.
>>
>> On Tue, May 7, 2019, 11:41 PM Li Zhijian via llvm-dev <llvm-dev at lists.llvm.org> wrote:
>>> Hi
>>>
>>> we observed that below errors occur on AMD platform since 25de7691a0e27c29c8d783a22373cc265571f5e9
>>>
>>> root at lkp-opteron1 /opt/rootfs/llvm_project/src/build# cmake -DCMAKE_BUILD_TYPE=release -DLLVM_ENABLE_PROJECTS=clang -G "Unix Makefiles" ../llvm -DCMAKE_INSTALL_PREFIX=/opt/cross/
>>> -- clang project is enabled
>>> -- clang-tools-extra project is disabled
>>> -- compiler-rt project is disabled
>>> -- debuginfo-tests project is disabled
>>> -- libclc project is disabled
>>> -- libcxx project is disabled
>>> -- libcxxabi project is disabled
>>> -- libunwind project is disabled
>>> -- lld project is disabled
>>> -- lldb project is disabled
>>> -- llgo project is disabled
>>> -- openmp project is disabled
>>> -- parallel-libs project is disabled
>>> -- polly project is disabled
>>> -- pstl project is disabled
>>> -- Could NOT find Z3: Found unsuitable version "0.0.0", but required is at least "4.7.1" (found Z3_LIBRARIES-NOTFOUND)
>>> -- Could NOT find LibXml2 (missing: LIBXML2_LIBRARIES LIBXML2_INCLUDE_DIR)
>>> -- Native target architecture is X86
>>> -- Threads enabled.
>>> -- Doxygen disabled.
>>> -- Go bindings disabled.
>>> -- Could NOT find OCaml (missing: OCAMLFIND OCAML_VERSION OCAML_STDLIB_PATH)
>>> -- Could NOT find OCaml (missing: OCAMLFIND OCAML_VERSION OCAML_STDLIB_PATH)
>>> -- OCaml bindings disabled.
>>> -- Could NOT find Python module pygments
>>> -- Could NOT find Python module pygments.lexers.c_cpp
>>> -- Could NOT find Python module yaml
>>> -- LLVM host triple: x86_64-unknown-linux-gnu
>>> -- LLVM default target triple: x86_64-unknown-linux-gnu
>>> -- Building with -fPIC
>>> CMake Error at cmake/modules/HandleLLVMOptions.cmake:466 (message):
>>> The host compiler does not support '-std=c++11'.
>>> Call Stack (most recent call first):
>>> CMakeLists.txt:668 (include)
>>>
>>>
>>> -- Configuring incomplete, errors occurred!
>>> See also "/opt/rootfs/llvm_project/src/build/CMakeFiles/CMakeOutput.log".
>>> See also "/opt/rootfs/llvm_project/src/build/CMakeFiles/CMakeError.log".
>>>
>>>
>>> CPUINFO：
>>> root at lkp-opteron1 /opt/rootfs/llvm_project/src/build# lscpu
>>> Architecture: x86_64
>>> CPU op-mode(s): 32-bit, 64-bit
>>> Byte Order: Little Endian
>>> CPU(s): 32
>>> On-line CPU(s) list: 0-31
>>> Thread(s) per core: 2
>>> Core(s) per socket: 8
>>> Socket(s): 2
>>> NUMA node(s): 4
>>> Vendor ID: AuthenticAMD
>>> CPU family: 21
>>> Model: 1
>>> Model name: AMD Opteron(TM) Processor 6276
>>> Stepping: 2
>>> CPU MHz: 1487.966
>>> CPU max MHz: 2300.0000
>>> CPU min MHz: 1400.0000
>>> BogoMIPS: 4599.97
>>> Virtualization: AMD-V
>>> L1d cache: 16K
>>> L1i cache: 64K
>>> L2 cache: 2048K
>>> L3 cache: 6144K
>>> NUMA node0 CPU(s): 0-7
>>> NUMA node1 CPU(s): 8-15
>>> NUMA node2 CPU(s): 16-23
>>> NUMA node3 CPU(s): 24-31
>>> Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ht syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm constant_tsc rep_good nopl nonstop_tsc cpuid extd_apicid amd_dcm aperfmperf pni pclmulqdq monitor ssse3 cx16 sse4_1 sse4_2 popcnt aes xsave avx lahf_lm cmp_legacy svm extapic cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw ibs xop skinit wdt lwp fma4 nodeid_msr topoext perfctr_core perfctr_nb cpb hw_pstate ssbd vmmcall arat npt lbrv svm_lock nrip_save tsc_scale vmcb_clean flushbyasid decodeassists pausefilter pfthreshold
>>>
>>>
>>> OS INFO on Debian 8：
>>> root at lkp-opteron1 /opt/rootfs/llvm_project/src/build# dpkg -l g++ cmake
>>> Desired=Unknown/Install/Remove/Purge/Hold
>>> | Status=Not/Inst/Conf-files/Unpacked/halF-conf/Half-inst/trig-aWait/Trig-pend
>>> |/ Err?=(none)/Reinst-required (Status,Err: uppercase=bad)
>>> ||/ Name Version Architecture Description
>>> +++-=============================================-===========================-===========================-===============================================================================================
>>> ii cmake 3.7.2-1 amd64 cross-platform, open-source make system
>>> ii g++ 4:6.3.0-4 amd64 GNU C++ compiler
>>>
>>>
>>> It works well on INTEL platform.
>>>
>>> Feel free to let me know if i miss something.
>>>
>>> Thanks
>>>
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