[master] f237ed15f travis: Workspace emulator coverage

[Dridi Boukelmoune]

commit f237ed15fa6fdb87150f71439f68f8cb82ae113e
Author: Dridi Boukelmoune <dridi.boukelmoune at gmail.com>
Date:   Tue Jul 13 10:29:59 2021 +0200

    travis: Workspace emulator coverage

diff --git a/.travis.yml b/.travis.yml
index cc553fcbe..3928c4d04 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -68,7 +68,7 @@ jobs:
           export UBSAN_OPTIONS=halt_on_error=1,print_stacktrace=1,use_sigaltstack=0,suppressions=$(pwd)/tools/ubsan.suppr
           export CC=clang-9
         - ./autogen.sh
-        - ./configure --enable-maintainer-mode --with-unwind --enable-debugging-symbols --disable-stack-protector --with-persistent-storage --enable-asan --enable-ubsan
+        - ./configure --enable-maintainer-mode --with-unwind --enable-debugging-symbols --disable-stack-protector --with-persistent-storage --enable-asan --enable-ubsan --enable-workspace-emulator
     - stage: test
       os: osx
       osx_image: xcode12.5