[MacPorts] #59794: ld64: dyld: Library not loaded: /opt/local/libexec/llvm-3.9/lib/libLTO.dylib

[MacPorts]

#59794: ld64: dyld: Library not loaded:
/opt/local/libexec/llvm-3.9/lib/libLTO.dylib
------------------------+----------------------
  Reporter:  lpagani91  |      Owner:  jeremyhu
      Type:  defect     |     Status:  closed
  Priority:  Normal     |  Milestone:
 Component:  ports      |    Version:  2.6.2
Resolution:  fixed      |   Keywords:
      Port:  ld64       |
------------------------+----------------------

Comment (by macdeport):

 Replying to [comment:5 kencu]:
 > Nobody promises there can be only one issue :>
 >
 > The {{{/usr/bin/clang}}} that comes with macOS 10.10 is quite dated, and
 does not support {{{thread_local}}}. This is a different problem, should
 be a new ticket. Surprisingly, I don't see an open ticket for this issue
 already.  The Portfile will need to be updated to reflect this.
 >
 > For now the way to move past this error (and hopefully there will be no
 more, but no promises!) is to force the use of a newer compiler.  The
 following steps usually will work:
 > {{{
 > sudo port clean py36-scipy
 > sudo port -v install clang-9.0
 > sudo port -v install py36-scipy configure.compiler=macports-clang-9.0
 > }}}
 >
 > Best of luck!

 As in all situations, it is much better to try to help the luck: thanks a
 lot for your help of the luck... and me.

 Hopefully, it was the sole issue and  py36-scipy|py37-scipy are now
 compiled/builded without trouble :-)

-- 
Ticket URL: <https://trac.macports.org/ticket/59794#comment:6>
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