[MacPorts] #68118: highway: builds fail for 10.14: error: use of undeclared identifier '_knot_mask8'

[MacPorts]

#68118: highway: builds fail for 10.14: error: use of undeclared identifier
'_knot_mask8'
----------------------+----------------------
  Reporter:  mascguy  |      Owner:  jmroot
      Type:  defect   |     Status:  assigned
  Priority:  Normal   |  Milestone:
 Component:  ports    |    Version:  2.8.1
Resolution:           |   Keywords:
      Port:  highway  |
----------------------+----------------------

Comment (by jmroot):

 In [changeset:"1c6cf9301fa93c08acd1705eb2a18228dab95d7d/macports-ports"
 1c6cf9301fa93c08acd1705eb2a18228dab95d7d/macports-ports] (master):
 {{{
 #!ConfigurableCommitTicketReference repository="macports-ports"
 revision="1c6cf9301fa93c08acd1705eb2a18228dab95d7d"
 highway: temporarily avoid using Xcode 10's clang

 See: https://trac.macports.org/ticket/68118
 }}}

-- 
Ticket URL: <https://trac.macports.org/ticket/68118#comment:2>
MacPorts <https://www.macports.org/>
Ports system for macOS