[MacPorts] #58898: libcxx bootstrapping needs a method to upgrade to the +emulatedtls variant on 10.6 and less

[MacPorts]

#58898: libcxx bootstrapping needs a method to upgrade to the +emulatedtls variant
on 10.6 and less
---------------------+---------------------------------------
  Reporter:  kencu   |      Owner:  kencu
      Type:  defect  |     Status:  assigned
  Priority:  Normal  |  Milestone:
 Component:  ports   |    Version:
Resolution:          |   Keywords:  snowleopard leopard tiger
      Port:  libcxx  |
---------------------+---------------------------------------

Comment (by barracuda156):

 Replying to [comment:37 catap]:
 > In [changeset:"d188293ef2d278484389445ba437ecd5087ab04e/macports-ports"
 d188293ef2d278484389445ba437ecd5087ab04e/macports-ports] (master):
 > {{{
 > #!ConfigurableCommitTicketReference repository="macports-ports"
 revision="d188293ef2d278484389445ba437ecd5087ab04e"
 > gcc10-bootstrap: new port
 >
 > See: https://trac.macports.org/ticket/58898
 > }}}

 Thanks to your `gcc10-bootstrap` we got `gcc11` on PPC, and that in turn
 builds `llvm-6.0` and `libtapi`. Not sure of `libcxx` yet, but things did
 improve: `libtapi` was failing earlier, for example.

-- 
Ticket URL: <https://trac.macports.org/ticket/58898#comment:39>
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