error in compile

[yuxianzhi]

Hello everyone, when I clone the project and compile, I encountered some error, Is there any wrong in my configure? Which library that I need to link?

error message

[ 93%] Linking CXX executable assemble
CMakeFiles/assemble.dir/assemble.cpp.o: In function `AssemblerExample::RunAssemble()':
assemble.cpp:(.text._ZN16AssemblerExample11RunAssembleEv[_ZN16AssemblerExample11RunAssembleEv]+0xca): undefined reference to `llvm::Triple::normalize[abi:cxx11](llvm::StringRef)'
assemble.cpp:(.text._ZN16AssemblerExample11RunAssembleEv[_ZN16AssemblerExample11RunAssembleEv]+0x164): undefined reference to `llvm::TargetRegistry::lookupTarget(std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const&, llvm::Triple&, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >&)'
collect2: error: ld returned 1 exit status
examples/api/assemble/CMakeFiles/assemble.dir/build.make:197: recipe for target 'examples/api/assemble/assemble' failed
make[2]: *** [examples/api/assemble/assemble] Error 1
CMakeFiles/Makefile2:957: recipe for target 'examples/api/assemble/CMakeFiles/assemble.dir/all' failed
make[1]: *** [examples/api/assemble/CMakeFiles/assemble.dir/all] Error 2
Makefile:138: recipe for target 'all' failed
make: *** [all] Error 2

cmake message

-- The C compiler identification is GNU 5.4.0
-- The CXX compiler identification is GNU 5.4.0
-- Check for working C compiler: /usr/bin/cc
-- Check for working C compiler: /usr/bin/cc -- works
-- Detecting C compiler ABI info
-- Detecting C compiler ABI info - done
-- Detecting C compile features
-- Detecting C compile features - done
-- Check for working CXX compiler: /usr/bin/c++
-- Check for working CXX compiler: /usr/bin/c++ -- works
-- Detecting CXX compiler ABI info
-- Detecting CXX compiler ABI info - done
-- Detecting CXX compile features
-- Detecting CXX compile features - done
-- Found Perl: /usr/bin/perl (found version "5.22.1") 
-- Found LLVM 4.0.1
-- Using LLVMConfig.cmake in: /home/yxz/tools/LLVM/lib/cmake/llvm
-- Found Clang: /home/yxz/tools/LLVM/bin/clang
-- Found HSA library: /opt/rocm/lib/libhsa-runtime64.so
-- Found LibElf: /usr/lib/x86_64-linux-gnu/libelf.so  
-- Performing Test ELF_GETSHDRSTRNDX
-- Performing Test ELF_GETSHDRSTRNDX - Success
-- Configuring done
-- Generating done
-- Build files have been written to: /home/yxz/tools/LLVM-AMDGPU-Assembler-Extra/build