[master] ffc69d817 Add 'arch' to the jobs, so that it tests both amd64 and arm64 on Linux

[guillaume quintard]

commit ffc69d8170fef118f02b8dd158feb08ae7a24d87
Author: Martin Tzvetanov Grigorov <mgrigorov at apache.org>
Date:   Sun Jan 19 18:30:30 2020 +0200

    Add 'arch' to the  jobs, so that it tests both amd64 and arm64 on Linux

diff --git a/.travis.yml b/.travis.yml
index 0d4c431de..806d4f45a 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -11,6 +11,7 @@ jobs:
       stage: test
       os: linux
       dist: xenial
+      arch: amd64
       compiler: clang
       addons:
         apt:
@@ -19,6 +20,7 @@ jobs:
             - python3-docutils
             - python3-sphinx
             - libunwind-dev
+            - libpcre3-dev
       before_script:
         - ./autogen.sh
         - ./configure --with-unwind
@@ -29,8 +31,16 @@ jobs:
           else
             make -j3 check VERBOSE=1
           fi
+    - <<: *test-linux
+      arch: arm64
+    - <<: *test-linux
+      compiler: gcc
+      before_script:
+        - ./autogen.sh
+        - ./configure
     - <<: *test-linux
       compiler: gcc
+      arch: arm64
       before_script:
         - ./autogen.sh
         - ./configure