try gcc-c++ instead

Hopefully it will be easier because I can just ask for it by name instead of worrying about telling it which clang

.github/workflows/manual-release.yml

@@ -237,7 +237,7 @@ jobs:
       - name: Install dependencies (mac)
         if: runner.os == 'macOS'
         run: |
-          HOMEBREW_NO_AUTO_UPDATE=yes HOMEBREW_NO_INSTALL_CLEANUP=yes brew install sdl2 sdl2_image sdl2_ttf sdl2_mixer gettext ccache parallel llvm
+          HOMEBREW_NO_AUTO_UPDATE=yes HOMEBREW_NO_INSTALL_CLEANUP=yes brew install sdl2 sdl2_image sdl2_ttf sdl2_mixer gettext ccache parallel gcc
           python3 -m venv ./venv
           source ./venv/bin/activate
           pip3 install mac_alias==2.2.0 dmgbuild==1.6.1 biplist
@@ -266,7 +266,7 @@ jobs:
         if: runner.os == 'macOS'
         run: |
           source ./venv/bin/activate
-          make -j3 TILES=${{ matrix.tiles }} SOUND=${{ matrix.tiles }} LUA=1 RELEASE=1 LANGUAGES=all USE_HOME_DIR=1 CXX=/usr/local/opt/llvm/bin/clang++ OSX_MIN=11 PCH=0 dmgdist COMPILER=clang++
+          make -j3 TILES=${{ matrix.tiles }} SOUND=${{ matrix.tiles }} LUA=1 RELEASE=1 LANGUAGES=all USE_HOME_DIR=1 OSX_MIN=11 PCH=0 dmgdist COMPILER=gcc-c++
           mv CataclysmBN-${{ env.VERSION }}.dmg cbn-${{ matrix.artifact }}-${{ env.VERSION }}.dmg
       - name: Set up JDK 11 (android)
         if: runner.os == 'Linux' && matrix.android != 'none' && matrix.mxe == 'none'