chore(ci): add LLVM 18 installation to GitHub workflows

Author: Bli-AIk

.github/workflows/coverage.yml

@@ -17,6 +17,14 @@ jobs:
     steps:
     - uses: actions/checkout@v5
 
+    - name: Install LLVM 18
+      run: |
+        wget https://apt.llvm.org/llvm.sh
+        chmod +x llvm.sh
+        sudo ./llvm.sh 18
+        sudo apt-get install -y llvm-18-dev libclang-18-dev
+        echo "LLVM_SYS_180_PREFIX=/usr/lib/llvm-18" >> $GITHUB_ENV
+    
     - name: Install Rust
       uses: dtolnay/rust-toolchain@stable
       with:

.github/workflows/release.yml

@@ -68,6 +68,28 @@ jobs:
     steps:
     - uses: actions/checkout@v5
 
+    - name: Install LLVM 18 (Ubuntu)
+      if: matrix.os == 'ubuntu-latest'
+      run: |
+        wget https://apt.llvm.org/llvm.sh
+        chmod +x llvm.sh
+        sudo ./llvm.sh 18
+        sudo apt-get install -y llvm-18-dev libclang-18-dev
+        echo "LLVM_SYS_180_PREFIX=/usr/lib/llvm-18" >> $GITHUB_ENV
+    
+    - name: Install LLVM 18 (macOS)
+      if: matrix.os == 'macos-latest'
+      run: |
+        brew install llvm@18
+        echo "/opt/homebrew/opt/llvm@18/bin" >> $GITHUB_PATH
+        echo "LLVM_SYS_180_PREFIX=/opt/homebrew/opt/llvm@18" >> $GITHUB_ENV
+    
+    - name: Install LLVM 18 (Windows)
+      if: matrix.os == 'windows-latest'
+      run: |
+        choco install llvm --version=18.1.8
+        echo "LLVM_SYS_180_PREFIX=C:\Program Files\LLVM" >> $env:GITHUB_ENV
+    
     - name: Install Rust
       uses: dtolnay/rust-toolchain@stable
       with:
@@ -110,6 +132,14 @@ jobs:
     steps:
     - uses: actions/checkout@v5
 
+    - name: Install LLVM 18
+      run: |
+        wget https://apt.llvm.org/llvm.sh
+        chmod +x llvm.sh
+        sudo ./llvm.sh 18
+        sudo apt-get install -y llvm-18-dev libclang-18-dev
+        echo "LLVM_SYS_180_PREFIX=/usr/lib/llvm-18" >> $GITHUB_ENV
+    
     - name: Install Rust
       uses: dtolnay/rust-toolchain@stable
 

.github/workflows/update-deps.yml

@@ -15,6 +15,14 @@ jobs:
       with:
         token: ${{ secrets.GITHUB_TOKEN }}
 
+    - name: Install LLVM 18
+      run: |
+        wget https://apt.llvm.org/llvm.sh
+        chmod +x llvm.sh
+        sudo ./llvm.sh 18
+        sudo apt-get install -y llvm-18-dev libclang-18-dev
+        echo "LLVM_SYS_180_PREFIX=/usr/lib/llvm-18" >> $GITHUB_ENV
+        
     - name: Install Rust
       uses: dtolnay/rust-toolchain@stable