it was ranlib OH MY GOD

.github/workflows/build.yml

@@ -40,7 +40,8 @@ jobs:
           extra_flags: >
             -DCMAKE_OSX_DEPLOYMENT_TARGET=10.15
             -DGEODE_DONT_BUILD_TEST_MODS=1
-            -DCMAKE_AR=/usr/bin/ar
+            -DCMAKE_AR='/usr/bin/ar'
+            -DCMAKE_RANLIB='/usr/bin/ranlib'
             -DGEODE_DISABLE_PRECOMPILED_HEADERS=Off
           package_cmd: './installer/mac/package.sh ./bin/nightly ./installer/mac/geode-installer-mac.pkg'
           installer_path: './installer/mac/geode-installer-mac.pkg'
@@ -148,12 +149,12 @@ jobs:
         echo "$GITHUB_WORKSPACE/llvm/bin" >> $GITHUB_PATH
       if: matrix.config.id == 'win'
 
-    # - name: Install LLVM (MacOS)
-    #   shell: bash
-    #   run: |
-    #     brew install llvm
-    #     echo "/opt/homebrew/opt/llvm/bin" >> $GITHUB_PATH
-    #   if: matrix.config.id == 'mac'
+    - name: Install LLVM (MacOS)
+      shell: bash
+      run: |
+        brew install llvm
+        echo "/opt/homebrew/opt/llvm/bin" >> $GITHUB_PATH
+      if: matrix.config.id == 'mac'
 
     - name: Download CLI
       uses: robinraju/release-downloader@v1.9