Update build_on_demand.yml

Author: Sygmei

.github/workflows/build_on_demand.yml

@@ -17,12 +17,6 @@ jobs:
         repository: Sygmei/ObEngine
         path: obengine
         ref: ${{ github.event.release.name }}
-    - name: Show content
-      working-directory: ./obengine
-      run: pwd; ls -al
-    - name: Show content 2
-      working-directory: obengine
-      run: pwd; ls -al
     - name: Create build directory
       working-directory: ./obengine
       run: mkdir build
@@ -31,7 +25,7 @@ jobs:
     - name: Install CMake
       run: sudo apt-get install -y cmake
     - name: Install G++ and build-essential
-      run: sudo apt-get install -y build-essential g++
+      run: sudo apt-get install -y build-essential gcc-10 g++-10
     - name: Install git
       run: sudo apt-get install -y git
     - name: Install ALSA
@@ -42,6 +36,9 @@ jobs:
       run: "git clone --branch 2.5.1 --depth 1 http://github.com/SFML/SFML.git"
     - name: Compile and install SFML
       run: cd SFML; cmake .; make -j8; sudo make install
+      env:
+        CC: gcc-10
+        CXX: g++-10
     - name: Compile ObEngine
       working-directory: ./obengine
       run: cd build; cmake -DBUILD_TESTS=ON -DBUILD_TOOLKIT=ON -DCMAKE_BUILD_TYPE=Release ..; make -j8