use both gcc and clang on Travis CI

funbringer · funbringer · commit 9b72640128ab · 2016-07-05T17:05:32.000+03:00
diff --git a/.travis.yml b/.travis.yml
@@ -1,5 +1,12 @@
+os:
+  - linux
+
 language: c
 
+compiler:
+  - clang
+  - gcc
+
 before_install:
   - sudo sh ./travis/apt.postgresql.org.sh
 
