Fix CI

.github/workflows/build_cxx_sysroot.yml

@@ -20,20 +20,65 @@ jobs:
       - name: Update and install dependencies
         run: |
           pacman -Syu --noconfirm
-          pacman -Sy --noconfirm coreutils nodejs npm wget git cmake ninja llvm clang rsync make lld wasmer cargo
+          pacman -Sy --noconfirm coreutils nodejs npm wget git cmake ninja llvm15 clang15 rsync make lld wasmer cargo python3
+          ln -s /usr/lib/llvm15/bin/clang-15 /usr/bin/clang
+          ln -s /usr/lib/llvm15/bin/clang++ /usr/bin/clang++
+          ln -s /usr/bin/llvm-ar-15 /usr/bin/llvm-ar
+          ln -s /usr/bin/llvm-nm-15 /usr/bin/llvm-nm
+
+      - name: Log tool versions
+        run: |
+          echo git
+          git --version
+          echo "##########################"
+          echo wasmer
+          wasmer -V
+          echo "##########################"
+          echo clang
+          clang -v
+          echo "##########################"
+          echo llvm-ar
+          llvm-ar -V
+          echo "##########################"
+          echo llvm-nm
+          llvm-nm -V
+          echo "##########################"
+          echo nodejs
+          node -v
+          echo "##########################"
+          echo npm
+          npm -v
 
       - name: Checkout
         uses: actions/checkout@v3
         with:
-          submodules: true
+          submodules: recursive
 
       - name: Build
         run: |
           git config --global --add safe.directory $(pwd)
           ./build32.sh
           rm -rf /opt/wasix-sysroot
           cp -r sysroot /opt/wasix-sysroot
-          cp .github/workflows/files/clang-wasix.cmake_toolchain /opt/wasix-sysroot/clang-wasix.cmake_toolchain
+          cp tools/clang-wasix.cmake_toolchain /opt/wasix-sysroot/clang-wasix.cmake_toolchain
+
+      - name: Build and install compiler_rt builtins
+        run: |
+          mkdir -p build-compiler-rt-builtins
+          cd build-compiler-rt-builtins
+          cmake --fresh \
+            -DCOMPILER_RT_BAREMETAL_BUILD=On \
+            -DCMAKE_BUILD_TYPE=RelWithDebInfo \
+            -DCOMPILER_RT_OS_DIR=wasm32-wasi \
+            -DCOMPILER_RT_DEFAULT_TARGET_ONLY:BOOL=ON \
+            -DCMAKE_TOOLCHAIN_FILE=/opt/wasix-sysroot/clang-wasix.cmake_toolchain \
+            -DCMAKE_SYSROOT=/opt/wasix-sysroot \
+            -DCMAKE_INSTALL_PREFIX=/opt/wasix-sysroot \
+            ../llvm-project/compiler-rt/lib/builtins
+          cmake --build . --target install --parallel 4
+          export CLANG_MAJOR_VERSION=$(clang --version | grep -i "clang version" | sed -r 's/.*version ([0-9]+).*/\1/')
+          mkdir -p /usr/lib/clang/$CLANG_MAJOR_VERSION/lib/wasi
+          cp /opt/wasix-sysroot/lib/wasm32-wasi/libclang_rt.builtins-wasm32.a /usr/lib/clang/$CLANG_MAJOR_VERSION/lib/wasi/libclang_rt.builtins-wasm32.a
 
       - name: Upload sysroot
         if: ${{ !env.ACT }}