From 4b42ad66f7f3378bcc0569a23832a51aa24f7074 Mon Sep 17 00:00:00 2001
From: Vojtech Forejt <forejtv@gmail.com>
Date: Fri, 7 Apr 2017 16:16:40 +0100
Subject: [PATCH] Speed up OSX builds on Travis.

Do not autoupdate Homebrew, and limit cache size to 1G.
---
 .travis.yml | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/.travis.yml b/.travis.yml
index 54078b93f76..a2396927dab 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -24,8 +24,9 @@ matrix:
       before_install:
           #we create symlink to non-ccache gcc, to be used in tests
         - mkdir bin ; ln -s /usr/bin/gcc bin/gcc
-        - brew install ccache
+        - HOMEBREW_NO_AUTO_UPDATE=1 brew install ccache
         - export PATH=/usr/local/opt/ccache/libexec:$PATH
+        - ccache -M 1G
       env: COMPILER=g++
 
     # OS X using clang++
@@ -34,11 +35,12 @@ matrix:
       compiler: clang
       cache: ccache
       before_install:
-        - brew install ccache
+        - HOMEBREW_NO_AUTO_UPDATE=1 brew install ccache
         - export PATH=/usr/local/opt/ccache/libexec:$PATH
       env:
         - COMPILER="ccache clang++ -Qunused-arguments -fcolor-diagnostics"
         - CCACHE_CPP2=yes
+        - ccache -M 1G
 
     # Ubuntu Linux with glibc using g++-5
     - os: linux