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第三课 clang插件编写

mkdir llvm_build; cd llvm_build
cmake -G Xcode ../llvm -DCMAKE_BUILD_TYPE:STRING=MinSizeRel
  • github clone
git clone -b release_90 https://github.com/llvm-mirror/llvm.git
git clone -b release_90 https://github.com/llvm-mirror/clang.git llvm/tools/clang
git clone -b release_90 https://github.com/llvm-mirror/compiler-rt.git llvm/projects/compiler-rt
git clone -b release_90 https://github.com/llvm-mirror/clang-tools-extra.git llvm/tools/clang/extra
  • github error
[haidragon@haidragondeMacBook-Pro]: /Users/haidragon   
➜  git config --global user.name haidragon                                   [2020-01-03 16:04:08] 
[haidragon@haidragondeMacBook-Pro]: /Users/haidragon   
➜  git config --global user.email [email protected]                        [2020-01-03 16:04:22] 
[haidragon@haidragondeMacBook-Pro]: /Users/haidragon   
➜  ssh-keygen -t rsa -C [email protected]                                  [2020-01-03 16:04:34] 
Generating public/private rsa key pair.
Enter file in which to save the key (/Users/haidragon/.ssh/id_rsa): 
Enter passphrase (empty for no passphrase): 
Enter same passphrase again: 
Your identification has been saved in /Users/haidragon/.ssh/id_rsa.
Your public key has been saved in /Users/haidragon/.ssh/id_rsa.pub.
The key fingerprint is:
SHA256:fshDbkDn/A4F9+ih912uryfPINLFqzDvOWl7++BvZPo [email protected]
The key's randomart image is:
+---[RSA 2048]----+
|                 |
|                 |
|      . o .      |
|     . + o o .   |
|      . S + . o  |
|       * * o . .o|
|        X O o.++.|
|       . * *+*+*o|
|          .oB+*&E|
+----[SHA256]-----+
[haidragon@haidragondeMacBook-Pro]: /Users/haidragon   
➜  open /Users/haidragon/.ssh/id_rsa.pub                                     [2020-01-03 16:05:06] 
No application knows how to open /Users/haidragon/.ssh/id_rsa.pub.
[haidragon@haidragondeMacBook-Pro]: /Users/haidragon   
➜  open -n Xcode /Users/haidragon/.ssh/id_rsa.pub                            [2020-01-03 16:06:12] 
The file /Users/haidragon/Xcode does not exist.
[haidragon@haidragondeMacBook-Pro]: /Users/haidragon   
➜  open -a Xcode /Users/haidragon/.ssh/id_rsa.pub                            [2020-01-03 16:06:37] 
[haidragon@haidragondeMacBook-Pro]: /Users/haidragon   
➜  git clone -b release_90 [email protected]:llvm-mirror/llvm.git llvm          [2020-01-03 16:06:46] 
fatal: destination path 'llvm' already exists and is not an empty directory.
  • 插件
./clang++ -isysroot /Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.15.sdk -Xclang -load -Xclang ./MyPlugin.dylib -Xclang -add-plugin -Xclang MyPlugin -c /Users/haidragon/Desktop/llvm_note/class3/testcpp/testcpp/main.cpp