use valgrind for the tests on all the linux runners

.gitlab-ci.yml

@@ -11,7 +11,7 @@ debian_stable_i386_deb:
      - ./tar_em_up.sh -B
      - cd ..
      - echo "" | sudo -S DEBIAN_FRONTEND=noninteractive dpkg --force-all -i pd-l2ork*.deb > /dev/null
-     - pd-l2ork -noprefs -nostdpath -nogui -nrt -noaudio scripts/external-tests.pd
+     - valgrind pd-l2ork -noprefs -nostdpath -nogui -nrt -noaudio scripts/external-tests.pd
    artifacts:
      expire_in: 1 day
      paths:
@@ -30,7 +30,7 @@ debian_stable_amd64_deb:
      - ./tar_em_up.sh -B
      - cd ..
      - echo "" | sudo -S DEBIAN_FRONTEND=noninteractive dpkg --force-all -i pd-l2ork*.deb > /dev/null
-     - pd-l2ork -noprefs -nostdpath -nogui -nrt -noaudio scripts/external-tests.pd
+     - valgrind pd-l2ork -noprefs -nostdpath -nogui -nrt -noaudio scripts/external-tests.pd
    artifacts:
      expire_in: 1 day
      paths:
@@ -113,7 +113,6 @@ osx_amd64_dmg:
      expire_in: 1 day
      paths:
        - Pd*.dmg
-
 osx_10.8_amd64_dmg:
    tags:
      - osx