[MacPorts] #70278: chez-scheme @10.0.0: error: use of unknown builtin '__builtin_add_overflow' (was: chez-scheme fails on 10.10 and earlier)

[MacPorts]

#70278: chez-scheme @10.0.0: error: use of unknown builtin '__builtin_add_overflow'
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  Reporter:              |      Owner:  mohd-akram
  barracuda156           |
      Type:  defect      |     Status:  assigned
  Priority:  Normal      |  Milestone:
 Component:  ports       |    Version:  2.9.3
Resolution:              |   Keywords:  yosemite, mavericks, mountainlion,
      Port:  chez-       |  lion
  scheme                 |
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Changes (by ryandesign):

 * keywords:  yosemite, mavericks, mountainlion, lion, snowleopard =>
     yosemite, mavericks, mountainlion, lion


Comment:

 The error on Snow Leopard is different; see #70280.

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Ticket URL: <https://trac.macports.org/ticket/70278#comment:3>
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