diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index e0295c6..dcc592b 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -92,48 +92,48 @@ jobs:
           asset_name: san-${{ github.event.release.tag_name }}-ubuntu-binaries.tar.gz
           asset_content_type: application/tar+gzip
 
-  build-windows:
-    runs-on: ${{ matrix.os }}
-    strategy:
-      matrix:
-        os: [windows-latest]
-
-    steps:
-      - uses: actions/checkout@v2
-        with:
-          submodules: true
-          path: "."
-
-      - uses: ilammy/msvc-dev-cmd@v1
-
-      - name: Install 7-zip
-        run: choco install -y 7zip
-
-      - name: Create Build Environment
-        run: cmake -E make_directory ${{runner.workspace}}/build
-
-      - name: Configure CMake
-        shell: powershell
-        working-directory: ${{runner.workspace}}/build
-        run: cmake $env:GITHUB_WORKSPACE -DCMAKE_BUILD_TYPE=Release
-
-      - name: Build
-        working-directory: ${{runner.workspace}}/build
-        shell: powershell
-        run: cmake --build . --config Release
-
-      - name: Move bin/Release/san.exe to bin/san.exe
-        run: mv -Force "$env:GITHUB_WORKSPACE/bin/Release/san.exe" "$env:GITHUB_WORKSPACE/bin/san.exe"
-
-      - name: Compress files
-        run: 7z a -y san-windows-binaries.zip std bin/san.exe examples internal
-
-      - name: Upload the artifact
-        uses: actions/upload-release-asset@v1
-        env:
-          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-        with:
-          upload_url: ${{ github.event.release.upload_url }}
-          asset_path: san-windows-binaries.zip
-          asset_name: san-${{ github.event.release.tag_name }}-windows-binaries.zip
-          asset_content_type: application/zip
+  # build-windows:
+  #   runs-on: ${{ matrix.os }}
+  #   strategy:
+  #     matrix:
+  #       os: [windows-latest]
+
+  #   steps:
+  #     - uses: actions/checkout@v2
+  #       with:
+  #         submodules: true
+  #         path: "."
+
+  #     - uses: ilammy/msvc-dev-cmd@v1
+
+  #     - name: Install 7-zip
+  #       run: choco install -y 7zip
+
+  #     - name: Create Build Environment
+  #       run: cmake -E make_directory ${{runner.workspace}}/build
+
+  #     - name: Configure CMake
+  #       shell: powershell
+  #       working-directory: ${{runner.workspace}}/build
+  #       run: cmake $env:GITHUB_WORKSPACE -DCMAKE_BUILD_TYPE=Release
+
+  #     - name: Build
+  #       working-directory: ${{runner.workspace}}/build
+  #       shell: powershell
+  #       run: cmake --build . --config Release
+
+  #     - name: Move bin/Release/san.exe to bin/san.exe
+  #       run: mv -Force "$env:GITHUB_WORKSPACE/bin/Release/san.exe" "$env:GITHUB_WORKSPACE/bin/san.exe"
+
+  #     - name: Compress files
+  #       run: 7z a -y san-windows-binaries.zip std bin/san.exe examples internal
+
+  #     - name: Upload the artifact
+  #       uses: actions/upload-release-asset@v1
+  #       env:
+  #         GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+  #       with:
+  #         upload_url: ${{ github.event.release.upload_url }}
+  #         asset_path: san-windows-binaries.zip
+  #         asset_name: san-${{ github.event.release.tag_name }}-windows-binaries.zip
+  #         asset_content_type: application/zip
diff --git a/dist-debian/libantlr4-runtime.so.4.8 b/dist-debian/libantlr4-runtime.so.4.8
new file mode 100755
index 0000000..1827971
Binary files /dev/null and b/dist-debian/libantlr4-runtime.so.4.8 differ
diff --git a/include/san/Linker.hpp b/include/san/Linker.hpp
index 021b3b3..8573bcf 100644
--- a/include/san/Linker.hpp
+++ b/include/san/Linker.hpp
@@ -73,6 +73,8 @@ class Linker
 
         if (os == "windows")
         {
+            std::cout << "windows!" << std::endl;
+
             // for (auto &library : libraries)
             // {
             //     auto option = "-l" + library;
diff --git a/src/Compiler.cpp b/src/Compiler.cpp
index 0f84026..f86c81f 100644
--- a/src/Compiler.cpp
+++ b/src/Compiler.cpp
@@ -54,20 +54,23 @@ std::vector<std::string> San::Compiler::generate_objects(const std::string &os,
         return {};
     }
 
-    llvm::PassBuilder builder;
-    llvm::LoopAnalysisManager loop_analisys_manager(false);
-    llvm::FunctionAnalysisManager function_analisys_manager(false);
-    llvm::CGSCCAnalysisManager CGSCC_analisys_manager(false);
-    llvm::ModuleAnalysisManager module_analisys_manager(false);
-
-    builder.registerModuleAnalyses(module_analisys_manager);
-    builder.registerCGSCCAnalyses(CGSCC_analisys_manager);
-    builder.registerFunctionAnalyses(function_analisys_manager);
-    builder.registerLoopAnalyses(loop_analisys_manager);
-    builder.crossRegisterProxies(loop_analisys_manager, function_analisys_manager, CGSCC_analisys_manager, module_analisys_manager);
-
-    llvm::ModulePassManager module_pass_manager = builder.buildModuleOptimizationPipeline(optimization_level);
-    module_pass_manager.run(*module, module_analisys_manager);
+    if (optimization_level != llvm::PassBuilder::OptimizationLevel::O0)
+    {
+        llvm::PassBuilder builder;
+        llvm::LoopAnalysisManager loop_analisys_manager(true);
+        llvm::FunctionAnalysisManager function_analisys_manager(true);
+        llvm::CGSCCAnalysisManager CGSCC_analisys_manager(true);
+        llvm::ModuleAnalysisManager module_analisys_manager(true);
+
+        builder.registerModuleAnalyses(module_analisys_manager);
+        builder.registerCGSCCAnalyses(CGSCC_analisys_manager);
+        builder.registerFunctionAnalyses(function_analisys_manager);
+        builder.registerLoopAnalyses(loop_analisys_manager);
+        builder.crossRegisterProxies(loop_analisys_manager, function_analisys_manager, CGSCC_analisys_manager, module_analisys_manager);
+
+        llvm::ModulePassManager module_pass_manager = builder.buildPerModuleDefaultPipeline(optimization_level, true);
+        module_pass_manager.run(*module, module_analisys_manager);
+    }
 
     llvm::legacy::PassManager pass;