From 577c7aa8c5f3c3859fed97464f565c7a5322ba7f Mon Sep 17 00:00:00 2001
From: Tom Finegan <tomfinegan@google.com>
Date: Thu, 7 Sep 2017 12:11:38 -0700
Subject: [PATCH] Output versions only for the active compiler.

---
 .travis.yml | 9 ++++-----
 1 file changed, 4 insertions(+), 5 deletions(-)

diff --git a/.travis.yml b/.travis.yml
index c909bf9..7122892 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -15,11 +15,10 @@ addons:
     - cmake
 
 script:
-  # Output versions of gcc, g++ and cmake
-  - clang -v
-  - clang++ -v
-  - gcc -v
-  - g++ -v
+  # Output version info for compilers, cmake, and make
+  - ${CC} -v
+  - ${CXX} -v
+  - cmake --version
   - make --version
   # Configure and build
   - mkdir _travis_build && cd _travis_build