Merge pull request #9499 from wilzbach/fix-circleci

[CircleCi] Fix build by using Ubuntu 18.04 as base
merged-on-behalf-of: Sebastian Wilzbach <sebi.wilzbach@gmail.com>

.circleci/config.yml

@@ -1,10 +1,10 @@
 version: 2
 jobs:
-  no_pic:
+  build:
     working_directory: ~/dmd
     docker:
-      - image: circleci/node:4.8.2
-    parallelism: 2
+      - image: circleci/buildpack-deps:18.04
+    parallelism: 1
     steps:
       - checkout
       - run:
@@ -17,27 +17,8 @@ jobs:
       - run:
           command: ./.circleci/run.sh all
           name: Run all
-  pic:
-    working_directory: ~/dmd
-    docker:
-      # See: https://github.com/wilzbach/dlang-docker/blob/master/circleci/dlang.docker
-      - image: dlang2/dmd-circleci:2.078.0
-    steps:
-      - checkout
-      - run:
-          # this is needed to "fix" the Docker permission errors - see https://github.com/dlang/dmd/pull/7579
-          command: sudo ls -l /dlang/dmd-2.078.0/linux && sudo ls -l /dlang/dmd-2.078.0/src
-          name: Test Docker image
-      - run:
-          # needs to be a separate step, s.t. `run.sh` gets updated too
-          command: ./.circleci/run.sh setup-repos
-          name: Merge with upstream + clone DRuntime & Phobos
-      - run:
-          command: ./.circleci/run.sh all
-          name: Run all
 workflows:
   version: 2
   all:
     jobs:
-      - pic
-      - no_pic
+      - build

.circleci/run.sh

@@ -13,19 +13,10 @@ DMD=dmd
 PIC=1
 
 case "${CIRCLE_STAGE}" in
-    # Defined by old, existing PRs
-    # Added to avoid needing to rebase them
     build)
-        ;&
-    pic)
-        MODEL=64
-        PIC=1
-        ;;
-    no_pic)
-        PIC=0
         case $CIRCLE_NODE_INDEX in
             0) MODEL=64 ;;
-            1) MODEL=32 ;;
+            1) MODEL=32 ;; # broken - https://issues.dlang.org/show_bug.cgi?id=19116
         esac
 esac