[MacPorts] #49001: Add support to provide a clang-based as wrapper (was: clang-3.7 subport forces a downgrade in the assembler on Xcode 7)

[MacPorts]

#49001: Add support to provide a clang-based as wrapper
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  Reporter:  howarth.at.macports@…  |      Owner:  jeremyhu@…
      Type:  defect                 |     Status:  reopened
  Priority:  Normal                 |  Milestone:
 Component:  ports                  |    Version:  2.3.3
Resolution:                         |   Keywords:
      Port:  clang-3.7              |
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Changes (by jeremyhu@…):

 * status:  closed => reopened
 * resolution:  invalid =>


Comment:

 I'm all for *replacing* the cctools dependency with something else that
 will provide an alternative wrapper, like what is shipped in Xcode.  But I
 don't have time for that now.

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Ticket URL: <https://trac.macports.org/ticket/49001#comment:12>
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