llgo archlinux编译设置

llgo A Go compiler based on LLVM

export LLVM_CONFIG=/usr/bin/llvm-config
export CGO_CPPFLAGS="$($LLVM_CONFIG --cppflags)"
export CGO_CXXFLAGS=-std=c++17
export CGO_LDFLAGS="$($LLVM_CONFIG --ldflags) $($LLVM_CONFIG --libs all)"
export LLGO_ROOT="/mnt/c/src/llgo"