From 2c02d5714e401159f0221d3c2d461bc79db61e3a Mon Sep 17 00:00:00 2001
From: Benoit Daloze <eregontp@gmail.com>
Date: Thu, 27 Jun 2019 11:57:23 +0200
Subject: [PATCH] Add a comment explaining what to do if specs fail on Ruby 2.4

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

diff --git a/.travis.yml b/.travis.yml
index cd681ed016..75759e562b 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -314,6 +314,8 @@ env:
     before_script: chmod -R u+w spec/ruby
     # -j randomly hangs.
     script: ruby -C spec/ruby ../mspec/bin/mspec .
+    after_failure:
+      - echo "ruby/spec failed on Ruby 2.4. This is likely because of a missing ruby_version_is guard, please add it. See spec/README.md."
 
   - &baseruby
     name: "BASERUBY: Ruby 1.9.3"