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Diffstat (limited to '')
| -rw-r--r-- | Documentation/bpf/bpf_devel_QA.rst | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/Documentation/bpf/bpf_devel_QA.rst b/Documentation/bpf/bpf_devel_QA.rst index 5b613d2a5f1a..2ed89abbf9a4 100644 --- a/Documentation/bpf/bpf_devel_QA.rst +++ b/Documentation/bpf/bpf_devel_QA.rst @@ -501,16 +501,19 @@ All LLVM releases can be found at: http://releases.llvm.org/ Q: Got it, so how do I build LLVM manually anyway? -------------------------------------------------- -A: You need cmake and gcc-c++ as build requisites for LLVM. Once you have -that set up, proceed with building the latest LLVM and clang version +A: We recommend that developers who want the fastest incremental builds +use the Ninja build system, you can find it in your system's package +manager, usually the package is ninja or ninja-build. + +You need ninja, cmake and gcc-c++ as build requisites for LLVM. Once you +have that set up, proceed with building the latest LLVM and clang version from the git repositories:: $ git clone https://github.com/llvm/llvm-project.git - $ mkdir -p llvm-project/llvm/build/install + $ mkdir -p llvm-project/llvm/build $ cd llvm-project/llvm/build $ cmake .. -G "Ninja" -DLLVM_TARGETS_TO_BUILD="BPF;X86" \ -DLLVM_ENABLE_PROJECTS="clang" \ - -DBUILD_SHARED_LIBS=OFF \ -DCMAKE_BUILD_TYPE=Release \ -DLLVM_BUILD_RUNTIME=OFF $ ninja |