EOS ERROR: Could not find a package configuration file provided by “LLVM” (requested version 4.0) with any of the following names
解决方案，终端执行以下命令
export LLVM_DIR=/usr/local/Cellar/llvm\@4/4.0.1/lib/cmakeexport LLVM_DIR=/usr/local/Cellar/llvm\@4/4.0.1/lib/cmake