FIX Fixing gnu build.

Author: StevensBenavides

.github/workflows/llvm-x86_64-unknown-linux-gnu.yml

@@ -28,13 +28,11 @@ jobs:
       - name: Installing dependencies
         run: |
           sudo apt-get update
-          sudo apt-get install -y build-essential cmake ninja-build python3 wget libz-dev binutils xz-utils gcc g++ lld
+          sudo apt-get install -y build-essential cmake ninja-build python3 wget libz-dev binutils xz-utils gcc g++
 
           sudo apt-get remove -y llvm-16* clang-16* || true
           sudo rm -rf /usr/lib/llvm-16
 
-          sudo apt-get install -y clang
-
       - name: Downloading LLVM project
         run: |
           wget https://github.com/llvm/llvm-project/releases/download/llvmorg-17.0.6/llvm-project-17.0.6.src.tar.xz
@@ -44,19 +42,39 @@ jobs:
           tar -xf llvm-project-17.0.6.src.tar.xz
           mv llvm-project-17.0.6.src llvm-project
 
+      - name: Creating host-tools build directory 
+        run: |
+           mkdir -p host-build
+          
+      - name: Build host tools first
+        run: |
+          cmake ../llvm-project/llvm -G Ninja \
+            -DCMAKE_BUILD_TYPE=Release \
+            -DLLVM_ENABLE_PROJECTS="llvm" \
+            -DLLVM_TARGETS_TO_BUILD="X86" \
+            -DLLVM_BUILD_TESTS=OFF \
+            -DLLVM_INCLUDE_TESTS=OFF \
+            -DLLVM_INCLUDE_EXAMPLES=OFF \
+            -DLLVM_INCLUDE_DOCS=OFF \
+            -DCMAKE_INSTALL_PREFIX="/host-tools"
+
+          ninja -j$(nproc) llvm-tblgen llvm-config
+          ninja install
+          
+        working-directory: host-build
+
       - name: Creating cross-compilation build directory
         run: |
           mkdir -p llvm-build
 
-      - name: Configure LLVM for cross-compilation to musl
+      - name: Configure LLVM for cross-compilation to gnu
         run: |
           cmake ../llvm-project/llvm -G Ninja \
             -DCMAKE_BUILD_TYPE=MinSizeRel \
-            -DCMAKE_C_COMPILER=clang \
-            -DCMAKE_CXX_COMPILER=clang++ \
-            -DCMAKE_C_FLAGS="--target=x86_64-unknown-linux-gnu" \
-            -DCMAKE_CXX_FLAGS="--target=x86_64-unknown-linux-gnu" \
-            -DCMAKE_ASM_FLAGS="--target=x86_64-unknown-linux-gnu" \
+            -DCMAKE_C_COMPILER=x86_64-unknown-linux-gnu-gcc \
+            -DCMAKE_CXX_COMPILER=x86_64-unknown-linux-gnu-g++ \
+            -DCMAKE_SYSROOT=/usr/x86_64-unknown-linux-gnu/x86_64-unknown-linux-gnu/sysroot/ \
+            -DLLVM_TABLEGEN=/host-tools/bin/llvm-tblgen \
             -DLLVM_ENABLE_PROJECTS="llvm" \
             -DLLVM_ENABLE_TERMINFO=OFF \
             -DLLVM_ENABLE_ZLIB=ON \
@@ -118,5 +136,4 @@ jobs:
 
           files: |
             tempDir/llvm-x86_64-unknown-linux-gnu.tar.xz
-            
-          draft: false
+