Allow hhvm testsuite failures not to fail the Travis build

diff --git a/.travis.yml b/.travis.yml
index efe4af9..6033065 100644 (file)
--- a/.travis.yml
+++ b/.travis.yml
@@ -8,6 +8,11 @@ php:
   - 7.0
   - hhvm
 
+matrix:
+    # current versions of hhvm do fail one test... see https://github.com/facebook/hhvm/issues/4837
+    allow_failures:
+        - php: hhvm
+
 before_install:
   # This is mandatory or the 'apt-get install' calls following will fail
   - sudo apt-get update -qq