> Facebook first needs to bring HHVM up to full compatibility before they try altering the spec.
Defining a spec (there isn't a pre-existing spec that is being "altered") is an important part of moving to acheive compatibility, since its how you know what the target is.
HHVM spawning a spec effort for PHP is a lot like Rubinius spawning RubySpec.
Defining a spec (there isn't a pre-existing spec that is being "altered") is an important part of moving to acheive compatibility, since its how you know what the target is.
HHVM spawning a spec effort for PHP is a lot like Rubinius spawning RubySpec.