[WIP] Trying to set devtools-8 up.

.gitlab-ci.yml

@@ -80,10 +80,11 @@ test_centos_gcc_version:
 
     before_script:
         - echo "ahoj"
-        - echo "source /opt/rh/devtoolset-8/enable" >> ~/.bashrc
+        #- echo "source /opt/rh/devtoolset-8enable" >> ~/.bashrc
 
     script:
         - cat ~/.bashrc
+        - scl enable devtoolset-8 'bash'
         - gcc --version
         - g++ --version
         - gfortran --version