[MacPorts] #54129: llvm-4.0 build fails due to libtool error on SnowLeopard when built with clang-3.9, but succeeds when built with clang-3.7

[MacPorts]

#54129: llvm-4.0 build fails due to libtool error on SnowLeopard when built with
clang-3.9, but succeeds when built with clang-3.7
-----------------------+----------------------
  Reporter:  kencu     |      Owner:  jeremyhu
      Type:  defect    |     Status:  assigned
  Priority:  Normal    |  Milestone:
 Component:  ports     |    Version:
Resolution:            |   Keywords:
      Port:  llvm-4.0  |
-----------------------+----------------------

Comment (by kencu):

 even if we did that (which is a fine idea) I think we'd still need this
 bit because if it is not specified, cmake will try to find one and it
 finds the /Developer one.
 {{{
 -DCMAKE_LIBTOOL=${prefix}/bin/libtool
 }}}

--
Ticket URL: <https://trac.macports.org/ticket/54129#comment:18>
MacPorts <https://www.macports.org/>
Ports system for macOS