From d2a7b631496728c1bdf2d031c0b1f9ae794cff93 Mon Sep 17 00:00:00 2001
From: David Adam <zanchey@ucc.gu.uwa.edu.au>
Date: Sat, 14 Dec 2019 10:39:30 +0800
Subject: [PATCH] travis: turn on errors for some more serious compiler
 warnings

These warnings are upgraded to errors on several Open Build Service
platforms, so Travis should notify us as well.
---
 .travis.yml | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/.travis.yml b/.travis.yml
index 774bfeead..7a174d199 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -15,7 +15,8 @@ matrix:
             - libpcre2-dev
             - python
       env:
-          - CXXFLAGS="-Werror=address"
+          # Some warnings upgraded to errors to match Open Build Service platforms
+          - CXXFLAGS="-Werror=address -Werror=return-type"
     - os: linux
       compiler: gcc
       addons:
@@ -27,7 +28,7 @@ matrix:
             - g++-multilib
             - python
       env:
-          - CXXFLAGS="-m32 -Werror=address" CFLAGS="-m32"
+          - CXXFLAGS="-m32 -Werror=address -Werror=return-type" CFLAGS="-m32"
     - os: linux
       compiler: clang
       env: