From 6229c2ca610f0d690629ad7f8722556815d263ad Mon Sep 17 00:00:00 2001
From: Eric Anderson <ejona@google.com>
Date: Mon, 2 Nov 2015 09:08:49 -0800
Subject: [PATCH] Brew update twice, to work around Brew issue

---
 .travis.yml | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/.travis.yml b/.travis.yml
index 13b2d0181a..fc279f8545 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -13,7 +13,8 @@ env:
 before_install:
     # Work around https://github.com/travis-ci/travis-ci/issues/2317
   - if \[ "$TRAVIS_OS_NAME" = linux \]; then jdk_switcher use oraclejdk8; fi
-  - if \[ "$TRAVIS_OS_NAME" = osx \]; then brew update; fi
+    # Update twice to work around https://github.com/Homebrew/homebrew/issues/45616
+  - if \[ "$TRAVIS_OS_NAME" = osx \]; then brew update || brew update; fi
   - buildscripts/make_dependencies.sh # build protoc into /tmp/protobuf-${PROTOBUF_VERSION}
   - mkdir -p $HOME/.gradle
   - echo "checkstyle.ignoreFailures=false" >> $HOME/.gradle/gradle.properties