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<pre>Hi
we observed that below errors occur on AMD platform since 25de7691a0e27c29c8d783a22373cc265571f5e9
root@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@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@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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