From ab45f55ecb3f1191f8b96a81feab3330dd6536b6 Mon Sep 17 00:00:00 2001
From: Thomas Flouris <flouris@gmail.com>
Date: Thu, 27 Jul 2017 14:30:27 +0100
Subject: [PATCH] added multi-compiler check for travis CI

---
 .travis.yml | 116 ++++++++++++++++++++++++++++++++++++++++++++++++++--
 1 file changed, 112 insertions(+), 4 deletions(-)

diff --git a/.travis.yml b/.travis.yml
index e04b388..42c1966 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,7 +1,115 @@
 language: c
 
-compiler:
-  - gcc
-  - clang
+matrix:
+  include:
+    - os: linux
+      compiler: gcc
+      addons:
+        apt:
+          sources: ['ubuntu-toolchain-r-test']
+          packages: ['gcc-4.6']
+      env:
+        - COMPILER=gcc-4.6
 
-script: ./autogen.sh && ./configure && make && make check
+    - os: linux
+      compiler: gcc
+      addons:
+        apt:
+          sources: ['ubuntu-toolchain-r-test']
+          packages: ['gcc-4.7']
+      env:
+        - COMPILER=gcc-4.7
+
+    - os: linux
+      compiler: gcc
+      addons:
+        apt:
+          sources: ['ubuntu-toolchain-r-test']
+          packages: ['gcc-4.8']
+      env:
+        - COMPILER=gcc-4.8
+
+    - os: linux
+      compiler: gcc
+      addons:
+        apt:
+          sources: ['ubuntu-toolchain-r-test']
+          packages: ['gcc-4.9']
+      env:
+        - COMPILER=gcc-4.9
+
+    - os: linux
+      compiler: gcc
+      addons:
+        apt:
+          sources: ['ubuntu-toolchain-r-test']
+          packages: ['gcc-5']
+      env:
+        - COMPILER=gcc-5
+
+    - os: linux
+      compiler: gcc
+      addons:
+        apt:
+          sources: ['ubuntu-toolchain-r-test']
+          packages: ['gcc-6']
+      env:
+        - COMPILER=gcc-6
+
+    - os: linux
+      compiler: clang
+      addons:
+        apt:
+          sources: ['ubuntu-toolchain-r-test', 'llvm-toolchain-precise-3.5']
+          packages: ['clang-3.5']
+      env:
+        - COMPILER=clang-3.5
+
+    - os: linux
+      compiler: clang
+      addons:
+        apt:
+          sources: ['ubuntu-toolchain-r-test', 'llvm-toolchain-precise-3.6']
+          packages: ['clang-3.6']
+      env:
+        - COMPILER=clang-3.6
+
+    - os: linux
+      compiler: clang
+      addons:
+        apt:
+          sources: ['ubuntu-toolchain-r-test', 'llvm-toolchain-precise-3.7']
+          packages: ['clang-3.7']
+      env:
+        - COMPILER=clang-3.7
+
+    - os: linux
+      compiler: clang
+      addons:
+        apt:
+          sources: ['ubuntu-toolchain-r-test', 'llvm-toolchain-precise-3.8']
+          packages: ['clang-3.8']
+      env:
+        - COMPILER=clang-3.8
+
+    - os: linux
+      dist: trusty
+      compiler: clang
+      addons:
+        apt:
+          sources: ['ubuntu-toolchain-r-test', 'llvm-toolchain-trusty-3.9']
+          packages: ['clang-3.9']
+      env:
+        - COMPILER=clang-3.9
+
+    - os: linux
+      dist: trusty
+      compiler: clang
+      addons:
+        apt:
+          sources: ['ubuntu-toolchain-r-test', 'llvm-toolchain-trusty-4.0']
+          packages: ['clang-4.0']
+      env:
+        - COMPILER=clang-4.0
+
+script: ./autogen.sh && CC=$COMPILER ./configure && make && make check