[master] f563d5779 circleci: 32bit build on the oldest Ubuntu

[Dridi Boukelmoune]

commit f563d577918605fe94e09fdeffa78cb3cee8ba3d
Author: Dridi Boukelmoune <dridi.boukelmoune at gmail.com>
Date:   Mon Aug 23 20:37:19 2021 +0200

    circleci: 32bit build on the oldest Ubuntu

diff --git a/.circleci/config.yml b/.circleci/config.yml
index 95df2a5e2..2a58cbf45 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -327,6 +327,11 @@ workflows:
           dist: debian
           release: buster
           extra_conf: --enable-asan --enable-ubsan
+      - distcheck:
+          name: distcheck_ubuntu_xenial
+          dist: ubuntu
+          release: xenial
+          extra_conf: CFLAGS='-g -O2 -m32'
       - distcheck:
           name: distcheck_alpine
           dist: alpine