Two options, drop HHVM from the build matrix per the above, or switch from Ubuntu Precise to Ubuntu Trusty will allow the latest HHVM to be continued to be used.
I'm for the former but per the new contributors document proposal let's discuss before writing any code 😄
Ref: https://make.wordpress.org/core/2017/05/25/hhvm-no-longer-part-of-wordpress-cores-testing-infrastructure/
Two options, drop HHVM from the build matrix per the above, or switch from Ubuntu Precise to Ubuntu Trusty will allow the latest HHVM to be continued to be used.
I'm for the former but per the new contributors document proposal let's discuss before writing any code 😄