[MacPorts] #42399: PETSc Build error on OSX 10.7.5

[MacPorts]

#42399: PETSc Build error on OSX 10.7.5
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  Reporter:  s.schmidt@…  |      Owner:  sean@…
      Type:  defect       |     Status:  assigned
  Priority:  Normal       |  Milestone:
 Component:  ports        |    Version:  2.2.1
Resolution:               |   Keywords:  Apple clang segfault
      Port:  PETSc        |
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Comment (by s.schmidt@…):

 I am using Xcode Version 4.6.3 (4H1503) with matching command line tools.
 Updating either fails and is only available for OSX 10.8.4. With OSX
 10.7.5, this is the latest one can get officially…

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Ticket URL: <https://trac.macports.org/ticket/42399#comment:4>
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