[MacPorts] #59248: OpenBlas fails to build on macOS 10.15 Catalina

[MacPorts]

#59248: OpenBlas fails to build on macOS 10.15 Catalina
-------------------------+-------------------------
  Reporter:  dashmurphy  |      Owner:  NicosPavlov
      Type:  defect      |     Status:  assigned
  Priority:  Normal      |  Milestone:
 Component:  ports       |    Version:  2.6.1
Resolution:              |   Keywords:
      Port:  OpenBLAS    |
-------------------------+-------------------------

Comment (by dashmurphy):

 {{{
 sudo port install clang-5.0

 sudo port clean openblas
 sudo port -v install openblas +native configure.compiler=macports-
 clang-5.0
 }}}

 from ticket ->[https://trac.macports.org/ticket/58895] comment#4

 Seems to have solved the issue though I'm not sure why

 Needed OpenBLAS to install inkscape, it was my last dependency and now its
 built.  Thanks for all the work you folks do!

-- 
Ticket URL: <https://trac.macports.org/ticket/59248#comment:3>
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