From 256446d29043c93e523eedee84b6ecd2b38f0b4a Mon Sep 17 00:00:00 2001
From: William S Fulton <wsf@fultondesigns.co.uk>
Date: Thu, 2 May 2019 08:08:05 +0100
Subject: [PATCH] Expand Travis testing of core SWIG compilation to include
 more gcc versions

---
 .travis.yml | 26 +++++++++++++++++++++++++-
 1 file changed, 25 insertions(+), 1 deletion(-)

diff --git a/.travis.yml b/.travis.yml
index 9aea6aac0..643ad73ab 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -12,13 +12,37 @@ matrix:
       sudo: required
       dist: xenial
     - os: linux
-      env: SWIGLANG= GCC=5 CPP11=1
+      env: SWIGLANG= GCC=4.4
+      sudo: required
+      dist: xenial
+    - os: linux
+      env: SWIGLANG= GCC=4.5
+      sudo: required
+      dist: xenial
+    - os: linux
+      env: SWIGLANG= GCC=4.6
+      sudo: required
+      dist: xenial
+    - os: linux
+      env: SWIGLANG= GCC=4.7
+      sudo: required
+      dist: xenial
+    - os: linux
+      env: SWIGLANG= GCC=4.8
       sudo: required
       dist: xenial
     - os: linux
       env: SWIGLANG= GCC=6
       sudo: required
       dist: xenial
+    - os: linux
+      env: SWIGLANG= GCC=7
+      sudo: required
+      dist: xenial
+    - os: linux
+      env: SWIGLANG= GCC=8
+      sudo: required
+      dist: xenial
     - compiler: gcc
       os: linux
       env: SWIGLANG=csharp