ci: Add .base-per-commit-compile base job

utils/tests/gitlab-ci.yml

@@ -59,7 +59,7 @@ stages:
     CCACHE_BASEDIR_VALUE: ns-3-ccache-storage
 
 # Defines the per-commit jobs. They are executed for any branch
-per-commit-compile-debug:
+.base-per-commit-compile:
   extends: .base-build
   except:
     variables:
@@ -69,46 +69,26 @@ per-commit-compile-debug:
   image: archlinux
   variables:
     COMPILER: g++
-    MODE: debug
   before_script:
     - pacman -Syu --noconfirm
       base-devel cmake ninja ccache
       python
       boost gsl gtk3
 
+per-commit-compile-debug:
+  extends: .base-per-commit-compile
+  variables:
+    MODE: debug
+
 per-commit-compile-default:
-  extends: .base-build
-  except:
-    variables:
-      - $CPPYY == "True"
-      - $RELEASE == "weekly"
-      - $RELEASE == "daily"
-  image: archlinux
+  extends: .base-per-commit-compile
   variables:
-    COMPILER: g++
     MODE: default
-  before_script:
-    - pacman -Syu --noconfirm
-      base-devel cmake ninja ccache
-      python
-      boost gsl gtk3
 
 per-commit-compile-optimized:
-  extends: .base-build
-  except:
-    variables:
-      - $CPPYY == "True"
-      - $RELEASE == "weekly"
-      - $RELEASE == "daily"
-  image: archlinux
+  extends: .base-per-commit-compile
   variables:
-    COMPILER: g++
     MODE: optimized
-  before_script:
-    - pacman -Syu --noconfirm
-      base-devel cmake ninja ccache
-      python
-      boost gsl gtk3
 
 # Weekly jobs for other distribution and compilers
 include: