xxx

.github/workflows/build.yml

@@ -32,12 +32,13 @@ jobs:
       run: |
         wget -O - https://apt.llvm.org/llvm-snapshot.gpg.key | sudo apt-key add -
         sudo add-apt-repository -y "deb http://apt.llvm.org/jammy/ llvm-toolchain-jammy-17 main"
+        sudo add-apt-repository ppa:ubuntu-toolchain-r/test
         sudo apt-get update
         sudo apt-get install -y \
              gpg wget curl zip unzip tar git pkg-config \
              ninja-build make clang-tidy cppcheck ccache \
-             doctest-dev clang-17 g++-12
-        sudo update-alternatives --install /usr/bin/g++ g++ /usr/bin/g++-12 100
+             doctest-dev clang-17 g++-13
+        sudo update-alternatives --install /usr/bin/gcc gcc /usr/bin/gcc-13 13 --slave /usr/bin/g++ g++ /usr/bin/g++-13
 
     - name: "Create directory '${{ env.VCPKG_DEFAULT_BINARY_CACHE }}'"
       run: mkdir -p $VCPKG_DEFAULT_BINARY_CACHE