From 6d2ae27d3654070ba50240a571adbcc246ea649d Mon Sep 17 00:00:00 2001
From: Minqi Pan <pmq2001@gmail.com>
Date: Mon, 14 Aug 2017 12:06:46 +0800
Subject: [PATCH] print versions

---
 .travis.yml | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/.travis.yml b/.travis.yml
index 154bceb91b..e19c9254d9 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -25,12 +25,10 @@ addons:
       - g++-4.9
 
 install:
-  - if [ "$TRAVIS_OS_NAME" = "osx" ]; then rm -rf /usr/local/Cellar/openssl/ && brew install squashfs openssl; fi
-  - if [ "$TRAVIS_OS_NAME" = "linux" ]; then export CXX="g++-4.9" CC="gcc-4.9"; fi
+  - if [ "$TRAVIS_OS_NAME" = "osx" ]; then rm -rf /usr/local/Cellar/openssl/ && brew install squashfs openssl; clang --version; fi
+  - if [ "$TRAVIS_OS_NAME" = "linux" ]; then export CXX="g++-4.9" CC="gcc-4.9"; gcc-4.9 --version; g++-4.9 --version; fi
 
 before_script:
-  - gcc --version
-  - g++ --version
   - rvm install ruby-2.4.0
   - rvm use ruby-2.4.0
   - python --version