root@magi3:/softs/sources~# git clone https://github.com/llvm/llvm-project.git

 root@magi3:/softs/sources/llvm-project# mkdir build && cd build
 root@magi3:/softs/sources/llvm-project/build# cmake -DLLVM_ENABLE_PROJECTS=clang -DCMAKE_INSTALL_PREFIX=/softs/llvm-14 -G "Unix Makefiles" ../llvm

 root@magi3:/softs/sources/llvm-project/build# make && make install

 root@magi3:~# cat /softs/modules/compiled/gcc/10.2.1/llvm/14
 #%Module1.0
 proc ModulesHelp { } {
 global dotversion
 
 puts stderr "\tLLVM 14"
 }
 
 module-whatis "LLVM 14"
 prepend-path PATH /softs/llvm-14/bin
 prepend-path LD_LIBRARY_PATH /softs/llvm-14/lib
 prepend-path LIBRARY_PATH /softs/llvm-14/lib
 prepend-path MANPATH /softs/llvm-14/share/man
 prepend-path CPATH /softs/llvm-14/include