[commit: ghc] master: Add a build with 32bit Ubuntu container (f9a6d42)

[git at git.haskell.org]

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

On branch  : master
Link       : http://ghc.haskell.org/trac/ghc/changeset/f9a6d4207fb0e551821fee847ac064ac31d96bba/ghc

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

commit f9a6d4207fb0e551821fee847ac064ac31d96bba
Author: mrkkrp <markkarpov92 at gmail.com>
Date:   Wed Feb 28 18:18:58 2018 +0700

    Add a build with 32bit Ubuntu container


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

f9a6d4207fb0e551821fee847ac064ac31d96bba
 .circleci/config.yml                   | 24 ++++++++++++++++++++++++
 .circleci/images/i386-linux/Dockerfile | 30 ++++++++++++++++++++++++++++++
 2 files changed, 54 insertions(+)

diff --git a/.circleci/config.yml b/.circleci/config.yml
index b4a9947..2868f8d 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -31,6 +31,11 @@ aliases:
     run:
       name: Configure
       command: ./configure
+  - &configure_unix_32
+    run:
+      name: Configure
+      command: |
+        setarch i386 ./configure --with-ghc=/opt/ghc-i386/8.2.2/bin/ghc
   - &configure_bsd
     run:
       name: Configure
@@ -207,6 +212,24 @@ jobs:
       - *make
       - *test
 
+  "validate-i386-linux":
+    resource_class: xlarge
+    docker:
+      - image: mrkkrp/ghcci-i386-linux:0.0.1
+    environment:
+      <<: *buildenv
+    steps:
+      - checkout
+      - *prepare
+      - *submodules
+      - *boot
+      - *configure_unix_32
+      - *make
+      - *test
+      - *bindist
+      - *collectartifacts
+      - *storeartifacts
+
 workflows:
   version: 2
   validate:
@@ -216,6 +239,7 @@ workflows:
     # - validate-x86_64-freebsd
     - validate-x86_64-darwin
     - validate-x86_64-linux-llvm
+    - validate-i386-linux
     - validate-hadrian-x86_64-linux
 
   nightly:
diff --git a/.circleci/images/i386-linux/Dockerfile b/.circleci/images/i386-linux/Dockerfile
new file mode 100644
index 0000000..7d3e968
--- /dev/null
+++ b/.circleci/images/i386-linux/Dockerfile
@@ -0,0 +1,30 @@
+# This Dockerfile tries to replicate haskell:8.2 a bit, but it does so on
+# top of i368/debian:jessie instead of debian:jessie because I had troubles
+# making i386 GHC bindist working there.
+
+FROM i386/debian:jessie
+
+ENV LANG C.UTF-8
+
+# Install the necessary packages, including HVR stuff.
+RUN echo 'deb http://ppa.launchpad.net/hvr/ghc/ubuntu trusty main' > /etc/apt/sources.list.d/ghc.list
+RUN apt-key adv --keyserver keyserver.ubuntu.com --recv-keys F6F88286
+RUN apt-get update -qq
+RUN apt-get install -qy git make automake autoconf gcc perl python3 texinfo xz-utils lbzip2 bzip2 patch openssh-client sudo curl zlib1g-dev libtinfo-dev libsqlite3-0 libsqlite3-dev ca-certificates g++ cabal-install-2.0 ghc-8.2.2 happy-1.19.5 alex-3.1.7
+ENV PATH /opt/cabal/2.0/bin:/opt/ghc/8.2.2/bin:/opt/happy/1.19.5/bin:/opt/alex/3.1.7/bin:$PATH
+
+# Get i386 GHC bindist for 32 bit CI builds.
+RUN cd /tmp && curl https://downloads.haskell.org/~ghc/8.2.2/ghc-8.2.2-i386-deb8-linux.tar.xz | tar -Jx
+RUN cd /tmp/ghc-8.2.2 && setarch i386 ./configure --prefix=/opt/ghc-i386/8.2.2 CFLAGS=-m32 --target=i386-unknown-linux --build=i386-unknown-linux --host=i386-unknown-linux
+RUN cd /tmp/ghc-8.2.2 && make install
+RUN rm -rf /tmp/ghc-8.2.2
+ENV PATH /opt/ghc-i386/8.2.2/bin:$PATH
+
+# Create a normal user.
+RUN adduser ghc --gecos "GHC builds" --disabled-password
+RUN echo "ghc ALL = NOPASSWD : ALL" > /etc/sudoers.d/ghc
+USER ghc
+
+WORKDIR /home/ghc/
+
+CMD ["bash"]