diagnostic: also ignore outdated CLT on Travis CI.

1 files changed, 6 insertions, 0 deletions

diff --git a/Library/Homebrew/extend/os/mac/diagnostic.rb b/Library/Homebrew/extend/os/mac/diagnostic.rb
index c7dabde2b..fb6b30836 100644
--- a/Library/Homebrew/extend/os/mac/diagnostic.rb
+++ b/Library/Homebrew/extend/os/mac/diagnostic.rb
@@ -81,6 +81,12 @@ module Homebrew
         return unless MacOS::CLT.installed?
         return unless MacOS::CLT.outdated?
 
+        # Travis CI images are going to end up outdated so don't complain when
+        # `brew test-bot` runs `brew doctor` in the CI for the Homebrew/brew
+        # repository. This only needs to support whatever CI provider
+        # Homebrew/brew is currently using.
+        return if ENV["TRAVIS"]
+
         <<-EOS.undent
           A newer Command Line Tools release is available.
           #{MacOS::CLT.update_instructions}