[MacPorts] #55733: lz4 fails to build on Snow Leopard

[MacPorts]

#55733: lz4 fails to build on Snow Leopard
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  Reporter:  grumpybozo  |      Owner:
      Type:  defect      |     Status:  new
  Priority:  Normal      |  Milestone:
 Component:  ports       |    Version:  2.4.2
Resolution:              |   Keywords:  haspatch snowleopard i386
      Port:  lz4         |
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Changes (by grumpybozo):

 * Attachment "lz4.Portfile.patch" added.

 Portfile patch for lz4 to add libc++ dependency

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Ticket URL: <https://trac.macports.org/ticket/55733>
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