[commit: ghc] master: gitlab-ci: Only run nightly-i386-linux-deb9 when NIGHTLY is set (b154838)

[git at git.haskell.org]

Repository : ssh://git@git.haskell.org/ghc

On branch  : master
Link       : http://ghc.haskell.org/trac/ghc/changeset/b154838b5f3e773cf95ab91937b7ad44354fd279/ghc

>---------------------------------------------------------------

commit b154838b5f3e773cf95ab91937b7ad44354fd279
Author: Ben Gamari <ben at smart-cactus.org>
Date:   Fri Dec 21 21:29:54 2018 -0500

    gitlab-ci: Only run nightly-i386-linux-deb9 when NIGHTLY is set


>---------------------------------------------------------------

b154838b5f3e773cf95ab91937b7ad44354fd279
 .gitlab-ci.yml | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 7427f44..527966a 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -204,6 +204,9 @@ nightly-i386-linux-deb9:
   artifacts:
     when: always
     expire_in: 2 week
+  only:
+    variables:
+      - $NIGHTLY
   cache:
     key: linux-i386-deb9