[MacPorts] #39065: atlas: build failure on 10.6.8

[MacPorts]

#39065: atlas: build failure on 10.6.8
--------------------------+-------------------------
  Reporter:  atif.azad@…  |      Owner:  vince@…
      Type:  defect       |     Status:  reopened
  Priority:  Normal       |  Milestone:
 Component:  ports        |    Version:  2.1.3
Resolution:               |   Keywords:  snowleopard
      Port:  atlas        |
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Comment (by atif.azad@…):

 I have installed llvm-3.4 but it triggers installing other software, which
 in turn seems to require llvm-3.1
 {{{
 --->  Found 25 broken file(s), matching files to ports
 --->  Found 2 broken port(s), determining rebuild order
 --->  Rebuilding in order
      gcc47 @4.7.3
      texlive-bin @2013 +x11
 --->  Computing dependencies for llvm-3.1
 --->  Fetching distfiles for llvm-3.1
 Error: llvm-3.1 is not supported on Mavericks or later.
 Error: org.macports.fetch for port llvm-3.1 returned: unsupported platform
 }}}

 I wonder how I can set it so that llvm-3.1 is never used. Couldn't this
 have been disabled by default?

-- 
Ticket URL: <https://trac.macports.org/ticket/39065#comment:25>
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