[MacPorts] #36147: upgrade of gcc46 fetches gcc47??

[MacPorts]

#36147: upgrade of gcc46 fetches gcc47??
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  Reporter:  bcbarnes@…  |      Owner:  macports-tickets@…
      Type:  defect      |     Status:  closed
  Priority:  Normal      |  Milestone:
 Component:  ports       |    Version:  2.1.2
Resolution:  invalid     |   Keywords:
      Port:  gcc46       |
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Comment (by jeremyhu@…):

 We're using the "newest" runtime among stable gccs to provide a common
 libstdc++ runtime for all gccs.  This allows one to mix code built with
 the different compilers (although you still can't mix code between these
 g++ compilers and clang++ / the system compilers).

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Ticket URL: <https://trac.macports.org/ticket/36147#comment:2>
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