Travis: add osx and clang builds

diff --git a/.travis.yml b/.travis.yml
index dffe1c7e1ec0ffe5ae320aaf6bcb953c80d353b4..70e20eb15b2112c9c38a14b107f9baea0425440a 100644 (file)
--- a/.travis.yml
+++ b/.travis.yml
@@ -2,9 +2,11 @@ language: cpp
 \r
 compiler:\r
   - gcc\r
+  - clang\r
 \r
 os:\r
   - linux\r
+  - osx\r
 \r
 before_install:\r
   - echo $LANG\r