[commit: ghc] test: gitlab-ci: Add a devel2 build (1993924)

[git at git.haskell.org]

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

On branch  : test
Link       : http://ghc.haskell.org/trac/ghc/changeset/1993924c9052cdbd523915758dce341f31e40d92/ghc

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

commit 1993924c9052cdbd523915758dce341f31e40d92
Author: Ben Gamari <ben at smart-cactus.org>
Date:   Sat Dec 22 00:59:43 2018 -0500

    gitlab-ci: Add a devel2 build


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

1993924c9052cdbd523915758dce341f31e40d92
 .gitlab-ci.yml | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 5eff228..a7026f5 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -213,6 +213,16 @@ nightly-i386-linux-deb9:
   cache:
     key: linux-i386-deb9
 
+# N.B. Has DEBUG assertions enabled in stage2
+validate-x86_64-linux-deb9-debug:
+  extends: .validate-linux
+  stage: build
+  image: ghcci/x86_64-linux-deb9:0.2
+  variables:
+    BUILD_FLAVOUR: devel2
+  cache:
+    key: linux-x86_64-deb9
+
 validate-x86_64-linux-deb9:
   extends: .validate-linux
   stage: build