Fix integration build
Homebrew started getting stuck with gcc-6
Temporarily switch to gcc-5
diff --git a/.travis.yml b/.travis.yml
index 5bccc6d..005a1f1 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -138,10 +138,10 @@
## all since we already test all these versions of GCC on Linux.
## We'll just test 4.4 and the most recent version.
###
- - os: osx
- env: BUILD_SYSTEM=cmake C_COMPILER=gcc-6 CXX_COMPILER=g++-6
- # - os: osx
- # env: BUILD_SYSTEM=cmake C_COMPILER=gcc-5 CXX_COMPILER=g++-5
+ #- os: osx
+ # env: BUILD_SYSTEM=cmake C_COMPILER=gcc-6 CXX_COMPILER=g++-6
+ - os: osx
+ env: BUILD_SYSTEM=cmake C_COMPILER=gcc-5 CXX_COMPILER=g++-5
# - os: osx
# env: BUILD_SYSTEM=cmake C_COMPILER=gcc-4.9 CXX_COMPILER=g++-4.9
# - os: osx