[MacPorts] #59551: dvisvgm @2.8 does not build on PPC Leopard, Mac OS X 10.5.8, because "'hypot' is not a member of 'std'' and "'lround' is not a member of 'std'"

[MacPorts]

#59551: dvisvgm @2.8 does not build on PPC Leopard, Mac OS X 10.5.8, because
"'hypot' is not a member of 'std'' and "'lround' is not a member of 'std'"
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  Reporter:  ballapete  |      Owner:  (none)
      Type:  defect     |     Status:  new
  Priority:  Normal     |  Milestone:
 Component:  ports      |    Version:  2.6.2
Resolution:             |   Keywords:  leopard
      Port:  dvisvgm    |
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Comment (by ballapete):

 It builds with `configure.compiler=macports-gcc-7`.

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Ticket URL: <https://trac.macports.org/ticket/59551#comment:1>
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