ci: build chore/_xtool/...

.github/workflows/go.yml

@@ -62,7 +62,7 @@ jobs:
           echo "deb http://apt.llvm.org/$(lsb_release -cs)/ llvm-toolchain-$(lsb_release -cs)-${{matrix.llvm}} main" | sudo tee /etc/apt/sources.list.d/llvm.list
           wget -O - https://apt.llvm.org/llvm-snapshot.gpg.key | sudo apt-key add -
           sudo apt-get update
-          sudo apt-get install -y llvm-${{matrix.llvm}}-dev clang-${{matrix.llvm}} lld-${{matrix.llvm}} pkg-config libgc-dev libssl-dev zlib1g-dev libffi-dev
+          sudo apt-get install -y llvm-${{matrix.llvm}}-dev clang-${{matrix.llvm}} libclang-${{matrix.llvm}}-dev lld-${{matrix.llvm}} pkg-config libgc-dev libssl-dev zlib1g-dev libffi-dev libcjson-dev
           echo "/usr/lib/llvm-${{matrix.llvm}}/bin" >> $GITHUB_PATH
 
           # Install optional deps for demos.
@@ -115,6 +115,11 @@ jobs:
           echo "Test result on ${{matrix.os}} with LLVM ${{matrix.llvm}}" > result.md
           bash .github/workflows/test_llgo.sh
       
+      - name: chore/_xtool build tests
+        run: |
+          cd chore/_xtool
+          llgo build -v ./...
+      
       - name: LLDB tests
         if: ${{startsWith(matrix.os, 'macos')}}
         run: |